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<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;">&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;">As filed with the
Securities and Exchange Commission on March&nbsp;28, 2008</font></p>

<p align="right" style="margin:0in 1.0in .0001pt 0in;text-align:right;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registration No.&nbsp;333-</font></p>

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<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

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<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="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,
DC 20549</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>

<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="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="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;"><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="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">REGISTRATION STATEMENT</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;">UNDER</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;">THE SECURITIES ACT OF 1933</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>

<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="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:avoid;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;">EnerNOC,&nbsp;Inc.</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 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="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">Delaware</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;">(State or Other
Jurisdiction of Incorporation or Organization)</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;">&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;">87-0698303</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;">(I.R.S. Employer
Identification No.)</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;">&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;">EnerNOC,&nbsp;Inc.</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;">75
Federal Street, Suite&nbsp;300</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;">Boston,
Massachusetts 02110</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;(Address of Principal Executive Offices) (Zip
Code)</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;">&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="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;">EnerNOC,&nbsp;Inc. 2007</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;">Employee, Director and Consultant
Stock 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="2" face="Times New Roman" style="font-size:10.0pt;">&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="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:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">Timothy G. Healy</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">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;">EnerNOC,&nbsp;Inc.</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;">75
Federal Street, Suite&nbsp;300</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;">Boston,
Massachusetts 02110</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="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;">(617)
224-9900</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;(Telephone Number, Including Area Code, of
Agent For Service)</font></p>

<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&nbsp;</font></p>

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<p style="border:none;margin:0in 0in .0001pt;padding:0in;"><font size="3" face="Times New Roman">&nbsp;</font></p>

</div>

<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&nbsp;</font></p>

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

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<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&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>

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

<p style="border:none;margin:0in 0in .0001pt;padding:0in;"><font size="3" face="Times New Roman">&nbsp;</font></p>

</div>

<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:100.02%;">
 <tr>
  <td width="34%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:34.48%;">
  <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 of Each Class&nbsp;of Securities<br>
  To Be Registered</font></b></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.84%;">
  <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="14%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:14.08%;">
  <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<br>
  To Be<br>
  Registered(1)</font></b></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <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="14%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:14.08%;">
  <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 Maximum<br>
  Offering Price Per Share(2)</font></b></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <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="14%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:14.08%;">
  <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>
  Aggregate<br>
  Offering Price</font></b></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <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="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:13.7%;">
  <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 of Registration<br>
  Fee(3)</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:2.16%;">
  <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="34%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:34.48%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.84%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="border:none;padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="border:none;padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="border:none;padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="bottom" style="border:none;padding:0in .7pt 0in .7pt;width:13.7%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:2.16%;">
  <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="34%" valign="top" style="padding:0in .7pt 0in .7pt;width:34.48%;">
  <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 $0.001 per share</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.84%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">520,000</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$11.22</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$5,834,400</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:13.7%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">$229.29</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:2.16%;">
  <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="34%" valign="top" style="padding:0in .7pt 0in .7pt;width:34.48%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.84%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="14%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:14.08%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="1%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:1.86%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="13%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:13.7%;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:2.16%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
</table>

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

<p style="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:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><font size="2" style="font-size:10.0pt;">In addition, pursuant to Rule&nbsp;416(a),
this Registration Statement also covers such indeterminate number of additional
shares of Common Stock as is necessary to eliminate any dilutive effect of any
future stock split, stock dividend or similar transaction.</font></p>

<p style="margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="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:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><font size="2" style="font-size:10.0pt;">The price of $11.22 per share, which is
the average of the high and low price of the Common Stock of the Registrant as
reported on the Nasdaq Global Market on March&nbsp;26, 2008, is set forth
solely for purposes of calculating the filing fee pursuant to Rules&nbsp;457(c)&nbsp;and
(h)&nbsp;of the Securities Act of 1933, as amended, and has been used as these
shares are without a fixed price.</font></p>

<p style="margin:0in 0in .0001pt .25in;text-indent:-.25in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="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:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><font size="2" style="font-size:10.0pt;">Calculated pursuant to Section&nbsp;6(b)&nbsp;of
the Securities Act of 1933, as amended.</font></p>

<p style="margin:0in 0in .0001pt .25in;text-indent:-.25in;"><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:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">&nbsp;</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;">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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<p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;text-indent:.5in;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman">&nbsp;</font></p>

<p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;text-indent:.5in;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Registration
Statement registers additional securities of the same class as other securities
for which registration statement filed on Form&nbsp;S-8 (SEC File No.&nbsp;333-143906)
of the Registrant is effective.&#160; The
information contained in the Registrant&#146;s registration statement on Form&nbsp;S-8
(SEC File No.&nbsp;333-143906) is hereby incorporated by reference pursuant to
General Instruction E.</font></b></p>

<p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;text-indent:.5in;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</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;">PART&nbsp;II</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>

<h2 style="margin:0in 0in .0001pt;page-break-after:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</font></b></h2>

<h2 style="margin:0in 0in .0001pt;page-break-after:avoid;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></h2>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item
8.&#160; <u>Exhibits</u>.</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="7%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Exhibit&nbsp;No.</font></b></p>
  </td>
  <td width="5%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <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="86%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:86.58%;">
  <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 of Exhibit</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:86.58%;">
  <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 .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">5.1</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" valign="top" style="padding:0in .7pt 0in .7pt;width:86.58%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Opinion
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.1</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" valign="top" style="padding:0in .7pt 0in .7pt;width:86.58%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (included in
  Exhibit&nbsp;5.1)</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.2</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" valign="top" style="padding:0in .7pt 0in .7pt;width:86.58%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of Ernst&nbsp;&amp; Young LLP</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">24.1</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="86%" valign="top" style="padding:0in .7pt 0in .7pt;width:86.58%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Power
  of Attorney (included as part of the signature page&nbsp;of this Registration
  Statement)</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 align="center" style="font-weight:bold;margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></b></p>

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

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

<div style="font-weight:bold;margin:0in 0in .0001pt;"><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>

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

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

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

<p align="center" style="font-weight:bold;margin:0in 0in .0001pt;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;text-indent:.5in;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">Pursuant
to the requirements of the Securities Act of 1933, 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 Boston, Commonwealth of Massachusetts, on March&nbsp;28, 2008.</font></b></p>

<p style="font-weight:bold;margin:0in 0in .0001pt;text-indent:.5in;"><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="45%" valign="top" style="padding:0in .7pt 0in .7pt;width:45.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="54%" colspan="3" valign="top" style="padding:0in .7pt 0in .7pt;width:54.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">ENERNOC, INC.</font></p>
  </td>
 </tr>
 <tr>
  <td width="45%" valign="top" style="padding:0in .7pt 0in .7pt;width:45.56%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0in .7pt 0in .7pt;width:3.32%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="51%" colspan="2" valign="top" style="padding:0in .7pt 0in .7pt;width:51.12%;">
  <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="45%" valign="top" style="padding:0in .7pt 0in .7pt;width:45.56%;">
  <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 .7pt 0in .7pt;width:3.32%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="37%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:37.7%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Timothy G. Healy</font></p>
  </td>
  <td width="13%" valign="top" style="padding:0in .7pt 0in .7pt;width:13.42%;">
  <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="45%" valign="top" style="padding:0in .7pt 0in .7pt;width:45.56%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:normal;">&nbsp;</font></b></p>
  </td>
  <td width="3%" valign="top" style="padding:0in .7pt 0in .7pt;width:3.32%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></b></p>
  </td>
  <td width="51%" colspan="2" valign="top" style="padding:0in .7pt 0in .7pt;width:51.12%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">Timothy
  G. Healy</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="45%" valign="top" style="padding:0in .7pt 0in .7pt;width:45.56%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:normal;">&nbsp;</font></b></p>
  </td>
  <td width="3%" valign="top" style="padding:0in .7pt 0in .7pt;width:3.32%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></b></p>
  </td>
  <td width="51%" colspan="2" valign="top" style="padding:0in .7pt 0in .7pt;width:51.12%;">
  <p align="left" style="font-weight:bold;margin:0in 0in .0001pt;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:normal;">Chairman
  of the Board and Chief Executive Officer</font></b></p>
  </td>
 </tr>
</table>

<p align="left" style="font-weight:bold;margin:0in 0in .0001pt 1.5in;page-break-after:avoid;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</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;">POWER OF
ATTORNEY AND SIGNATURES</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-autospace:none;text-indent:.2in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; We, the undersigned officers and directors of EnerNOC,&nbsp;Inc.
(the &#147;<u>Company</u>&#148;), hereby severally constitute and appoint Timothy G.
Healy, David B. Brewster and David M. Samuels, and each of them singly, our
true and lawful attorneys, with full power to them, and to each of them singly,
to sign for us and in our names in the capacities indicated below, any and all
amendments to this Registration Statement, and all other documents in
connection therewith to be filed with the Securities and Exchange Commission,
and generally to do all things in our names and on our behalf in such
capacities to enable the Company to comply with the provisions of the
Securities Act of 1933, as amended, and all requirements of the Securities and
Exchange Commission.</font></p>

<p style="margin:0in 0in .0001pt;text-autospace:none;text-indent:.2in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-autospace:none;text-indent:.2in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; Pursuant to the requirements of the Securities Act of 1933,
this Registration Statement has been signed by the following persons in the
capacities indicated on March&nbsp;28, 2008:</font></p>

<p style="margin:0in 0in .0001pt;text-autospace:none;"><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="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;text-autospace:none;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Signature</font></b></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;text-autospace:none;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>
  </td>
  <td width="47%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:47.78%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;text-autospace:none;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Title(s)</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Timothy G. Healy</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" rowspan="2" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Chairman of the Board,
  Chief Executive Officer<br>
  and Director (principal executive officer) </font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Timothy G. Healy</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Neal C. Isaacson</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" rowspan="2" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Chief Financial Officer
  (principal financial and<br>
  accounting officer) </font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Neal C. Isaacson</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ David B. Brewster</font><font size="2" style="font-size:10.0pt;">  </font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">President and Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">David B. Brewster</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Richard Dieter</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Richard Dieter</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ TJ Glauthier</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">TJ Glauthier</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Adam Grosser</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Adam Grosser</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ William Lese</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="46%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:46.68%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">William Lese</font></p>
  </td>
  <td width="5%" valign="top" style="padding:0in .7pt 0in .7pt;width:5.54%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" valign="top" style="padding:0in .7pt 0in .7pt;width:47.78%;">
  <p style="margin:0in 0in .0001pt;text-autospace:none;"><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;">&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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<br clear="all" style="page-break-before:always;">


<div>

<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;">&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;">INDEX TO
EXHIBITS</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;">&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="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Exhibit&nbsp;No.</font></b></p>
  </td>
  <td width="4%" valign="bottom" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <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="87%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in .7pt 0in .7pt;width:87.68%;">
  <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 of Exhibit</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="border:none;padding:0in .7pt 0in .7pt;width:87.68%;">
  <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 .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">5.1</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0in .7pt 0in .7pt;width:87.68%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Opinion
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.1</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0in .7pt 0in .7pt;width:87.68%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (included in
  Exhibit&nbsp;5.1)</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">23.2</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0in .7pt 0in .7pt;width:87.68%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Consent
  of Ernst&nbsp;&amp; Young LLP</font></p>
  </td>
 </tr>
 <tr>
  <td width="7%" valign="top" style="padding:0in .7pt 0in .7pt;width:7.88%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">24.1</font></p>
  </td>
  <td width="4%" valign="top" style="padding:0in .7pt 0in .7pt;width:4.44%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="87%" valign="top" style="padding:0in .7pt 0in .7pt;width:87.68%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Power
  of Attorney (included as part of the signature page&nbsp;of this Registration
  Statement)</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="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</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": "ENERNOC INC", "cik": "0001244937", "assigned-sic": "7389", "irs-number": "000000000"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-149939", "film-number": "08717164"}, "business-address": {"street1": "75 FEDERAL STREET", "street2": "SUITE 300", "city": "BOSTON", "state": "MA", "zip": "02110", "phone": "(617) 224-9900"}, "mail-address": {"street1": "75 FEDERAL STREET", "street2": "SUITE 300", "city": "BOSTON", "state": "MA", "zip": "02110"}}
As filed with the
Securities and Exchange Commission on March 28, 2008
Registration No. 333-
UNITED
STATES
SECURITIES
AND EXCHANGE COMMISSION
WASHINGTON,
DC 20549
FORM S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
EnerNOC, Inc.
(Exact Name of
Registrant as Specified in Its Charter)
Delaware
(State or Other
Jurisdiction of Incorporation or Organization)
87-0698303
(I.R.S. Employer
Identification No.)
EnerNOC, Inc.
75
Federal Street, Suite 300
Boston,
Massachusetts 02110
(Address of Principal Executive Offices) (Zip
Code)
EnerNOC, Inc. 2007
Employee, Director and Consultant
Stock Plan
(Full Title of the
Plan)
Timothy G. Healy
Chief Executive Officer
EnerNOC, Inc.
75
Federal Street, Suite 300
Boston,
Massachusetts 02110
(Name and Address of Agent for Service)
(617)
224-9900
(Telephone Number, Including Area Code, of
Agent For Service)
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(3)
Common Stock,
  par value $0.001 per share
520,000
$11.22
$5,834,400
$229.29
(1)
In addition, pursuant to Rule 416(a),
this Registration Statement also covers such indeterminate number of additional
shares of Common Stock as is necessary to eliminate any dilutive effect of any
future stock split, stock dividend or similar transaction.
(2)
The price of $11.22 per share, which is
the average of the high and low price of the Common Stock of the Registrant as
reported on the Nasdaq Global Market on March 26, 2008, is set forth
solely for purposes of calculating the filing fee pursuant to Rules 457(c) and
(h) of the Securities Act of 1933, as amended, and has been used as these
shares are without a fixed price.
(3)
Calculated pursuant to Section 6(b) of
the Securities Act of 1933, as amended.
2
This Registration
Statement registers additional securities of the same class as other securities
for which registration statement filed on Form S-8 (SEC File No. 333-143906)
of the Registrant is effective.  The
information contained in the Registrant's registration statement on Form S-8
(SEC File No. 333-143906) is hereby incorporated by reference pursuant to
General Instruction E.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item
8.
Exhibits
.
Exhibit No.
Description of Exhibit
5.1
Opinion
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
23.1
Consent
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (included in
  Exhibit 5.1)
23.2
Consent
  of Ernst & Young LLP
24.1
Power
  of Attorney (included as part of the signature page of this Registration
  Statement)
3
SIGNATURES
Pursuant
to the requirements of the Securities Act of 1933, 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 Boston, Commonwealth of Massachusetts, on March 28, 2008.
ENERNOC, INC.
By:
/s/ Timothy G. Healy
Timothy
  G. Healy
Chairman
  of the Board and Chief Executive Officer
POWER OF
ATTORNEY AND SIGNATURES
We, the undersigned officers and directors of EnerNOC, Inc.
(the "
Company
"), hereby severally constitute and appoint Timothy G.
Healy, David B. Brewster and David M. Samuels, and each of them singly, our
true and lawful attorneys, with full power to them, and to each of them singly,
to sign for us and in our names in the capacities indicated below, any and all
amendments to this Registration Statement, and all other documents in
connection therewith to be filed with the Securities and Exchange Commission,
and generally to do all things in our names and on our behalf in such
capacities to enable the Company to comply with the provisions of the
Securities Act of 1933, as amended, and all requirements of the Securities and
Exchange Commission.
Pursuant to the requirements of the Securities Act of 1933,
this Registration Statement has been signed by the following persons in the
capacities indicated on March 28, 2008:
Signature
Title(s)
/s/ Timothy G. Healy
Chairman of the Board,
  Chief Executive Officer
and Director (principal executive officer)
Timothy G. Healy
/s/ Neal C. Isaacson
Chief Financial Officer
  (principal financial and
accounting officer)
Neal C. Isaacson
/s/ David B. Brewster
President and Director
David B. Brewster
/s/ Richard Dieter
Director
Richard Dieter
/s/ TJ Glauthier
Director
TJ Glauthier
/s/ Adam Grosser
Director
Adam Grosser
/s/ William Lese
Director
William Lese
4
INDEX TO
EXHIBITS
Exhibit No.
Description of Exhibit
5.1
Opinion
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.
23.1
Consent
  of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. (included in
  Exhibit 5.1)
23.2
Consent
  of Ernst & Young LLP
24.1
Power
  of Attorney (included as part of the signature page of this Registration
  Statement)