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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">As Filed with the Securities and
Exchange Commission on April&nbsp;18, 2008</font></b></p>

<p align="right" style="margin:0in .8in .0001pt 0in;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Registration No.&nbsp;333-</font></b></p>

<p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="1" face="Times New Roman" style="font-size:8.0pt;">&nbsp;</font></p>

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<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">UNITED
STATES</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">SECURITIES
AND EXCHANGE COMMISSION</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Washington, D.C. 20549</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<div align="center" style="margin:0in 0in .0001pt;text-align:center;"><hr size="1" width="25%" noshade color="black" align="center"></div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">FORM&nbsp;S-8</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">REGISTRATION STATEMENT UNDER THE
SECURITIES ACT OF 1933</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>

<div align="center" style="margin:0in 0in .0001pt;text-align:center;"><hr size="1" width="25%" noshade color="black" align="center"></div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">CLEAN
ENERGY FUELS CORP.</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Exact name of registrant
as specified in its charter)</font></p>

<p style="margin:0in 0in .0001pt;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

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<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Delaware</font></b>  </p>
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman"><font style="font-size:10.0pt;">(State or other
  jurisdiction of</font>  <br>
  </font>incorporation or organization)</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">33-0968580</font></b>  </p>
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman"><font style="font-size:10.0pt;">(I.R.S. Employer</font>  <br>
  </font>Identification No.)</p>
  </td>
 </tr>
 <tr>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:6.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">3020 Old Ranch Parkway, Suite&nbsp;200</font></b>
  <br>
  <b>Seal Beach, California</b>  <br> (Address of Principal Executive
  Offices)</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="49%" valign="top" style="padding:0in 0in 0in 0in;width:49.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;"><br>
  90740</font></b>  <br> (Zip Code)</p>
  </td>
 </tr>
</table>

</div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<div align="center" style="margin:0in 0in .0001pt;text-align:center;"><hr size="1" width="25%" noshade color="black" align="center"></div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">2006 EQUITY INCENTIVE PLAN</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Full title of the plan)</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<div align="center" style="margin:0in 0in .0001pt;text-align:center;"><hr size="1" width="25%" noshade color="black" align="center"></div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Andrew J. Littlefair</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">President and Chief Executive
Officer</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Clean Energy Fuels Corp.</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">3020 Old Ranch Parkway, Suite&nbsp;200</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Seal Beach, California 90740</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#160;(Name and Address
of Agent For Service)</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">(562) 493-2804</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Telephone number, including area code, of
agent for service)</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Copy to:</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">John J. Hentrich,&nbsp;Esq.</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Robert L. Wernli,&nbsp;Jr.,&nbsp;Esq.</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Sheppard, Mullin, Richter&nbsp;&amp; Hampton LLP</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">12275 El Camino Real, Suite&nbsp;200</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">San Diego, California &#160;92130-2006</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<div align="center" style="margin:0in 0in .0001pt;text-align:center;"><hr size="1" width="25%" noshade color="black" align="center"></div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Indicate by check mark
whether the registrant is a large accelerated filer, an accelerated filer, a
non-accelerated filer, or a smaller reporting company. See the definitions of &#147;large
accelerated filer,&#148; &#147;accelerated filer,&#148; and &#147;smaller reporting company&#148; in Rule&nbsp;12b-2
of the Exchange Act. (Check one):</font></p>

<p style="margin:0in 0in .0001pt;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

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<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="23%" valign="top" style="padding:0in 0in 0in 0in;width:23.34%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Large&nbsp;Accelerated&nbsp;filer&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="16%" valign="top" style="padding:0in 0in 0in 0in;width:16.66%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Accelerated&nbsp;filer&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in 0in 0in 0in;width:1.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="30%" valign="top" style="padding:0in 0in 0in 0in;width:30.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Non-accelerated&nbsp;filer&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">x</font><font size="2" style="font-size:10.0pt;"><br>
  </font><font size="2" style="font-size:10.0pt;">(Do not check if a smaller <br>
  reporting company)</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in 0in 0in 0in;width:1.1%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="25%" valign="top" style="padding:0in 0in 0in 0in;width:25.56%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Smaller
  reporting company&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>
  </td>
 </tr>
</table>

</div>

<p style="margin:0in 0in .0001pt;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">CALCULATION OF REGISTRATION FEE</font></b></p>

<p style="margin:0in 0in .0001pt;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<table border="1" cellspacing="0" cellpadding="0" width="100%" style="border:none;border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="33%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:33.5%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Title&nbsp;of&nbsp;Each&nbsp;Class&nbsp;of&nbsp;Securities&nbsp;to&nbsp;be&nbsp;<br>
  Registered</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="15%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:15.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Amount&nbsp;to&nbsp;be<br>
  Registered&nbsp;(1)</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="12%" colspan="2" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:12.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Proposed<br>
  Maximum<br>
  Offering&nbsp;Price&nbsp;<br>
  Per&nbsp;Share&nbsp;(2)</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="16%" colspan="2" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:16.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Proposed&nbsp;Maximum<br>
  Aggregate&nbsp;Offering<br>
  Price</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="13%" colspan="2" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:13.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Amount&nbsp;of<br>
  Registration&nbsp;Fee</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.5%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="33%" valign="top" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:33.5%;">
  <p style="margin:0in 0in .0001pt 10.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Common Stock, par value $0.0001 per share</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:15.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">1,000,000 shares</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.66%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$</font></p>
  </td>
  <td width="9%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:9.34%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">12.795&nbsp;&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$</font></p>
  </td>
  <td width="14%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:14.0%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">12,795,000&nbsp;&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:1.78%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$</font></p>
  </td>
  <td width="11%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:11.22%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">502.84</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-bottom:double windowtext 1.5pt;padding:0in 0in 0in 0in;width:2.5%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(3)</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="251" style="border:none;"></td>
  <td width="15" style="border:none;"></td>
  <td width="112" style="border:none;"></td>
  <td width="15" style="border:none;"></td>
  <td width="20" style="border:none;"></td>
  <td width="70" style="border:none;"></td>
  <td width="15" style="border:none;"></td>
  <td width="15" style="border:none;"></td>
  <td width="105" style="border:none;"></td>
  <td width="15" style="border:none;"></td>
  <td width="13" style="border:none;"></td>
  <td width="84" style="border:none;"></td>
  <td width="19" style="border:none;"></td>
 </tr>
</table>

<p style="font-size:10.0pt;margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(1)</font><font size="1" style="font-size:8.5pt;">&#160;&#160; </font>In accordance with Rule&nbsp;416 under the
Securities Act of 1933, as amended (the &#147;Securities Act&#148;), this registration
statement shall cover any additional securities that may from time to time be
offered or issued under the adjustment provisions of the employee benefit plan
to prevent dilution resulting from stock splits, stock dividends or similar
transactions.</p>

<p style="margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(2)</font><font size="1" style="font-size:8.5pt;">&#160;&#160; </font>Estimated solely for the purpose of
calculating the registration fee in accordance with Rules&nbsp;457(c)&nbsp;and (h)&nbsp;promulgated
under the Securities Act, based upon the average of the high and low prices of
the registrant&#146;s common stock as reported on the Nasdaq Global Market on April&nbsp;15,
2008.</p>

<p style="margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(3)</font><font size="1" style="font-size:8.5pt;">&#160;&#160; </font>No
payment of registration fee is being made in connection with the filing of this
registration statement.&#160; Rather, $502.84
of the registration fee for this registration statement is being offset,
pursuant to Rule&nbsp;457(p)&nbsp;under the Securities Act, by the registration
fees paid in connection with unsold securities registered by the registrant
under Registration Statement No.&nbsp;333-137124 (initially filed on September&nbsp;6,
2006).</p>

<div style="border:none;border-bottom:double windowtext 6.0pt;padding:0in 0in 0in 0in;">

<p style="border:none;margin:0in 0in .0001pt .25in;padding:0in;text-indent:-.25in;"><font size="1" face="Times New Roman" style="font-size:6.0pt;">&nbsp;</font></p>

</div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;text-indent:0in;"><font size="1" face="Times New Roman" style="font-size:8.0pt;">&nbsp;</font></p>

<div style="margin:0in 0in .0001pt;text-indent:0in;"><hr size="3" width="100%" noshade color="#010101" align="left"></div>

</div>
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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">REGISTRATION
OF ADDITIONAL SECURITIES</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">PURSUANT
TO GENERAL INSTRUCTION E</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:24.5pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This registration statement
registers 1,000,000 additional shares of our common stock to be issued pursuant
to the Clean Energy Fuels Corp. 2006 Equity Incentive Plan.&#160; In accordance with General Instruction E to Form&nbsp;S-8,
the contents of the previous Registration Statement on Form&nbsp;S-8 (File No.&nbsp;333-145454)
filed by us with the Securities and Exchange Commission (&#147;SEC&#148;) on August&nbsp;14,
2007 are incorporated by reference into this registration statement.&#160; In addition, the </font><font size="2" style="font-size:10.0pt;">following documents filed with
the SEC are hereby incorporated by reference into this registration statement:</font></p>

<p style="margin:0in 0in .0001pt;text-indent:24.5pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Annual
Report on Form&nbsp;10-K for the fiscal year ended December&nbsp;31, 2007,
filed on March&nbsp;19, 2008;</p>

<p style="margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Current
Report on Form&nbsp;8-K filed on April&nbsp;7, 2008; and</p>

<p style="margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The
description of our common stock which is contained in the registration
statement on Form&nbsp;8-A filed with the SEC on May&nbsp;18, 2007.</p>

<p style="margin:0in 0in .0001pt 1.0in;text-indent:-.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">In addition, all documents subsequently filed by us
pursuant to Sections 13(a), 13(c), 14 and 15(d)&nbsp;of the Securities Exchange
Act of 1934, prior to the filing of a post-effective amendment which indicates
that all securities offered have been sold or which deregisters all securities
then remaining unsold, shall be deemed to be incorporated by reference into
this registration statement from the date of filing of such documents.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:24.5pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Any statement contained
in a document incorporated or deemed to be incorporated by reference herein
shall be deemed to be modified or superseded for the purposes of this
registration statement to the extent that a statement contained herein or in
any other subsequently filed document which also is or deemed to be
incorporated by reference herein modifies or supersedes such statement. Any
statement so modified or superseded shall not be deemed, except as so modified
or superseded, to constitute a part of this registration statement.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:24.5pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">PART&nbsp;II</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">INFORMATION REQUIRED IN REGISTRATION STATEMENT</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="7%" valign="top" style="padding:0in 0in 0in 0in;width:7.78%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item 8.</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0in 0in 0in 0in;width:92.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Exhibits.</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in 0in 0in 0in;width:7.78%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0in 0in 0in 0in;width:92.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in 0in 0in 0in;width:7.78%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="92%" valign="top" style="padding:0in 0in 0in 0in;width:92.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">See
  Index to Exhibits.</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2</font></p>

<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade color="#010101" align="left"></div>

</div>
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<div>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">SIGNATURES</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pursuant to the requirements of the Securities Act of
1933, as amended, the registrant certifies that it has reasonable grounds to
believe that it meets all of the requirements for filing on Form&nbsp;S-8 and
has duly caused this registration statement to be signed on its behalf by the
undersigned, thereunto duly authorized, in the City of Seal Beach, State of California,
on April&nbsp;18, 2008.</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;text-indent:0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="50%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">CLEAN ENERGY FUELS CORP.</font></p>
  </td>
 </tr>
 <tr>
  <td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="50%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.34%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:46.66%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ ANDREW J. LITTLEFAIR</font></p>
  </td>
 </tr>
 <tr>
  <td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.34%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="46%" valign="top" style="padding:0in 0in 0in 0in;width:46.66%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Andrew J. Littlefair</font></p>
  </td>
 </tr>
 <tr>
  <td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.34%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="46%" valign="top" style="padding:0in 0in 0in 0in;width:46.66%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">President and Chief Executive Officer</font></p>
  </td>
 </tr>
</table>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">POWER OF ATTORNEY</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">KNOW ALL PERSONS BY THESE PRESENTS, that each person
whose signature appears below hereby constitutes and appoints Andrew J.
Littlefair and Richard R. Wheeler, jointly and severally, the undersigned&#146;s
true and lawful attorney-in-fact and agent, each with full power of substitution
and resubstitution, for the undersigned and in his or her name, place and
stead, in any and all capacities (including the undersigned&#146;s capacity as a
director and/or officer of Clean Energy Fuels Corp.), to sign any or all
amendments (including post-effective amendments) to this registration statement
and any other registration statement for the same offering, and to file the
same, with all exhibits thereto, and other documents in connection therewith,
with the Securities and Exchange Commission, granting unto said
attorney-in-fact and agent full power and authority to do and perform each and
every act and thing requisite and necessary to be done in and about the
premises, as fully for all intents and purposes as he or she might or could do
in person, hereby ratifying and confirming all that each of said
attorneys-in-fact and agent, or his or her substitute, acting alone, may
lawfully do or cause to be done by virtue hereof.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pursuant to the
requirements of the Securities Act of 1933, as amended, this registration
statement has been signed by the following persons in the capacities and on the
date indicated.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="40%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:40.12%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Name</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="41%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:41.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Title</font></b></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="13%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Date</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ ANDREW J. LITTLEFAIR</font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Andrew J. Littlefair</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">President, Chief
  Executive Officer (Principal Executive Officer) and a Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;"><br>
  /s/&nbsp;&nbsp;RICHARD R. WHEELER</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Richard R. Wheeler</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Chief Financial
  Officer (Principal Financial<br>
  Officer and Principal Accounting Officer)</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;WARREN
  I. MITCHELL</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Warren I. Mitchell</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Chairman of the
  Board and Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;JOHN S.
  HERRINGTON</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">John S. Herrington</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;JAMES C.
  MILLER III</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">James C. Miller III</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;BOONE
  PICKENS</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Boone Pickens</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;KENNETH
  M. SOCHA</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Kenneth M. Socha</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="40%" valign="top" style="padding:0in 0in 0in 0in;width:40.12%;">
  <div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;">
  <p align="center" style="border:none;margin:0in 0in 1.0pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;&nbsp;VINCENT
  C. TAORMINA</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </div>
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Vincent C. Taormina</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="bottom" style="padding:0in 0in 0in 0in;width:41.0%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
  <td width="3%" valign="bottom" style="padding:0in 0in 0in 0in;width:3.32%;">
  <p style="margin:0in 0in 1.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in 0in 0in 0in;width:13.34%;">
  <p align="center" style="margin:0in 0in 1.0pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">April&nbsp;18, 2008</font></p>
  </td>
 </tr>
</table>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">3</font></b></p>

<div align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="3" width="100%" noshade color="#010101" align="left">

</font></b></div>

</div>
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<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">INDEX TO EXHIBITS</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:auto;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The following documents are filed as exhibits to this registration
statement:</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="1" cellspacing="0" cellpadding="0" width="100%" style="border:none;border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Exhibit</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="45%" colspan="3" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:45.54%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Incorporated by reference herein</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:8.88%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Number</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="41%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:41.12%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Description</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="27%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:27.76%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Form</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;border-top:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:2.24%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="15%" valign="bottom" style="border-bottom:solid windowtext 1.0pt;border-left:none;border-right:none;border-top:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:15.56%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Date</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Specimen
  Common Stock Certificate</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registration
  Statement on Form&nbsp;S-1, as amended (File No.&nbsp;333-137124)</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">March&nbsp;27,
  2007</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4.2</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2006
  Equity Incentive Plan</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registration
  Statement on Form&nbsp;S-1, as amended (File No.&nbsp;333-137124)</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">March&nbsp;27,
  2007</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4.3</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2006
  Equity Incentive Plan&#151;Form&nbsp;of Notice of Grant of Stock Option and Stock
  Option Agreement</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registration
  Statement on Form&nbsp;S-8 (File&nbsp;No.&nbsp;333-145434)</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">August&nbsp;14,
  2007</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">5.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Opinion
  of Sheppard, Mullin, Richter&nbsp;&amp; Hampton </font><font size="2" style="font-size:10.0pt;">LLP</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of KPMG </font><font size="2" style="font-size:10.0pt;">LLP</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.3</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of Sheppard, Mullin, Richter&nbsp;&amp; Hampton </font><font size="2" style="font-size:10.0pt;">LLP (included in
  Exhibit&nbsp;5.1)</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.88%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">24.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.12%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Power
  of Attorney (see signature page)</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.22%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="27%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:27.76%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:2.24%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="15%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:15.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4</font></p>

<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade color="#010101" align="left"></div>

</div>
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{"company-data": {"conformed-name": "Clean Energy Fuels Corp.", "cik": "0001368265", "assigned-sic": "4932", "irs-number": "330968580", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-150331", "film-number": "08765007"}, "business-address": {"street1": "3020 OLD RANCH PARKWAY, SUITE 200", "city": "SEAL BEACH", "state": "CA", "zip": "90740", "phone": "(562) 493-2804"}, "mail-address": {"street1": "3020 OLD RANCH PARKWAY, SUITE 200", "city": "SEAL BEACH", "state": "CA", "zip": "90740"}, "former-company": {"former-conformed-name": "Clean Energy Fuels, Corp.", "date-changed": "20060703"}}
As Filed with the Securities and
Exchange Commission on April 18, 2008
Registration No. 333-
UNITED
STATES
SECURITIES
AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S-8
REGISTRATION STATEMENT UNDER THE
SECURITIES ACT OF 1933
CLEAN
ENERGY FUELS CORP.
(Exact name of registrant
as specified in its charter)
Delaware
(State or other
  jurisdiction of
incorporation or organization)
33-0968580
(I.R.S. Employer
Identification No.)
3020 Old Ranch Parkway, Suite 200
Seal Beach, California
(Address of Principal Executive
  Offices)
90740
(Zip Code)
2006 EQUITY INCENTIVE PLAN
(Full title of the plan)
Andrew J. Littlefair
President and Chief Executive
Officer
Clean Energy Fuels Corp.
3020 Old Ranch Parkway, Suite 200
Seal Beach, California 90740
(Name and Address
of Agent For Service)
(562) 493-2804
(Telephone number, including area code, of
agent for service)
Copy to:
John J. Hentrich, Esq.
Robert L. Wernli, Jr., Esq.
Sheppard, Mullin, Richter & Hampton LLP
12275 El Camino Real, Suite 200
San Diego, California  92130-2006
Indicate by check mark
whether the registrant is a large accelerated filer, an accelerated filer, a
non-accelerated filer, or a smaller reporting company. See the definitions of "large
accelerated filer," "accelerated filer," and "smaller reporting company" in Rule 12b-2
of the Exchange Act. (Check one):
Large Accelerated filer
o
Accelerated filer
o
Non-accelerated filer
x
(Do not check if a smaller
reporting company)
Smaller
  reporting company
o
CALCULATION OF REGISTRATION FEE
Title of Each Class of Securities to be
Registered
Amount to be
Registered (1)
Proposed
Maximum
Offering Price
Per Share (2)
Proposed Maximum
Aggregate Offering
Price
Amount of
Registration Fee
Common Stock, par value $0.0001 per share
1,000,000 shares
$
12.795
$
12,795,000
$
502.84
(3)
(1)
In accordance with Rule 416 under the
Securities Act of 1933, as amended (the "Securities Act"), this registration
statement shall cover any additional securities that may from time to time be
offered or issued under the adjustment provisions of the employee benefit plan
to prevent dilution resulting from stock splits, stock dividends or similar
transactions.
(2)
Estimated solely for the purpose of
calculating the registration fee in accordance with Rules 457(c) and (h) promulgated
under the Securities Act, based upon the average of the high and low prices of
the registrant's common stock as reported on the Nasdaq Global Market on April 15,
2008.
(3)
No
payment of registration fee is being made in connection with the filing of this
registration statement.  Rather, $502.84
of the registration fee for this registration statement is being offset,
pursuant to Rule 457(p) under the Securities Act, by the registration
fees paid in connection with unsold securities registered by the registrant
under Registration Statement No. 333-137124 (initially filed on September 6,
2006).
REGISTRATION
OF ADDITIONAL SECURITIES
PURSUANT
TO GENERAL INSTRUCTION E
This registration statement
registers 1,000,000 additional shares of our common stock to be issued pursuant
to the Clean Energy Fuels Corp. 2006 Equity Incentive Plan.  In accordance with General Instruction E to Form S-8,
the contents of the previous Registration Statement on Form S-8 (File No. 333-145454)
filed by us with the Securities and Exchange Commission ("SEC") on August 14,
2007 are incorporated by reference into this registration statement.  In addition, the
following documents filed with
the SEC are hereby incorporated by reference into this registration statement:
(a)
Annual
Report on Form 10-K for the fiscal year ended December 31, 2007,
filed on March 19, 2008;
(b)
Current
Report on Form 8-K filed on April 7, 2008; and
(c)
The
description of our common stock which is contained in the registration
statement on Form 8-A filed with the SEC on May 18, 2007.
In addition, all documents subsequently filed by us
pursuant to Sections 13(a), 13(c), 14 and 15(d) of the Securities Exchange
Act of 1934, prior to the filing of a post-effective amendment which indicates
that all securities offered have been sold or which deregisters all securities
then remaining unsold, shall be deemed to be incorporated by reference into
this registration statement from the date of filing of such documents.
Any statement contained
in a document incorporated or deemed to be incorporated by reference herein
shall be deemed to be modified or superseded for the purposes of this
registration statement to the extent that a statement contained herein or in
any other subsequently filed document which also is or deemed to be
incorporated by reference herein modifies or supersedes such statement. Any
statement so modified or superseded shall not be deemed, except as so modified
or superseded, to constitute a part of this registration statement.
PART II
INFORMATION REQUIRED IN REGISTRATION STATEMENT
Item 8.
Exhibits.
See
  Index to Exhibits.
2
SIGNATURES
Pursuant to the requirements of the Securities Act of
1933, as amended, the registrant certifies that it has reasonable grounds to
believe that it meets all of the requirements for filing on Form S-8 and
has duly caused this registration statement to be signed on its behalf by the
undersigned, thereunto duly authorized, in the City of Seal Beach, State of California,
on April 18, 2008.
CLEAN ENERGY FUELS CORP.
By:
/s/ ANDREW J. LITTLEFAIR
Andrew J. Littlefair
President and Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person
whose signature appears below hereby constitutes and appoints Andrew J.
Littlefair and Richard R. Wheeler, jointly and severally, the undersigned's
true and lawful attorney-in-fact and agent, each with full power of substitution
and resubstitution, for the undersigned and in his or her name, place and
stead, in any and all capacities (including the undersigned's capacity as a
director and/or officer of Clean Energy Fuels Corp.), to sign any or all
amendments (including post-effective amendments) to this registration statement
and any other registration statement for the same offering, and to file the
same, with all exhibits thereto, and other documents in connection therewith,
with the Securities and Exchange Commission, granting unto said
attorney-in-fact and agent full power and authority to do and perform each and
every act and thing requisite and necessary to be done in and about the
premises, as fully for all intents and purposes as he or she might or could do
in person, hereby ratifying and confirming all that each of said
attorneys-in-fact and agent, or his or her substitute, acting alone, may
lawfully do or cause to be done by virtue hereof.
Pursuant to the
requirements of the Securities Act of 1933, as amended, this registration
statement has been signed by the following persons in the capacities and on the
date indicated.
Name
Title
Date
/s/ ANDREW J. LITTLEFAIR
Andrew J. Littlefair
President, Chief
  Executive Officer (Principal Executive Officer) and a Director
April 18, 2008
/s/  RICHARD R. WHEELER
Richard R. Wheeler
Chief Financial
  Officer (Principal Financial
Officer and Principal Accounting Officer)
April 18, 2008
/s/  WARREN
  I. MITCHELL
Warren I. Mitchell
Chairman of the
  Board and Director
April 18, 2008
/s/  JOHN S.
  HERRINGTON
John S. Herrington
Director
April 18, 2008
/s/  JAMES C.
  MILLER III
James C. Miller III
Director
April 18, 2008
/s/  BOONE
  PICKENS
Boone Pickens
Director
April 18, 2008
/s/  KENNETH
  M. SOCHA
Kenneth M. Socha
Director
April 18, 2008
/s/  VINCENT
  C. TAORMINA
Vincent C. Taormina
Director
April 18, 2008
3
INDEX TO EXHIBITS
The following documents are filed as exhibits to this registration
statement:
Exhibit
Incorporated by reference herein
Number
Description
Form
Date
4.1
Specimen
  Common Stock Certificate
Registration
  Statement on Form S-1, as amended (File No. 333-137124)
March 27,
  2007
4.2
2006
  Equity Incentive Plan
Registration
  Statement on Form S-1, as amended (File No. 333-137124)
March 27,
  2007
4.3
2006
  Equity Incentive Plan—Form of Notice of Grant of Stock Option and Stock
  Option Agreement
Registration
  Statement on Form S-8 (File No. 333-145434)
August 14,
  2007
5.1
Opinion
  of Sheppard, Mullin, Richter & Hampton
LLP
23.1
Consent
  of KPMG
LLP
23.3
Consent
  of Sheppard, Mullin, Richter & Hampton
LLP (included in
  Exhibit 5.1)
24.1
Power
  of Attorney (see signature page)
4