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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>U.S.
SECURITIES AND EXCHANGE COMMISSION<BR>WASHINGTON, <BR>D.C. 20549</B></FONT></FONT></P>

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<A NAME="A002"></A>
<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="3"><B>FORM 8-K</B></FONT></FONT></P>

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<A NAME="A003"></A>
<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>CURRENT
REPORT</B></FONT></FONT></P>

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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">PURSUANT TO
SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934</FONT></FONT> </P>

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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">Date  of
Report (Date of earliest event reported): &nbsp; &nbsp;May 10, 2007</FONT></FONT> </P>


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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="4"><B>ADA-ES,
INC.</B><BR><FONT SIZE="2">(Name of registrant as specified in its charter)</FONT></FONT></FONT></P>


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<TR VALIGN="BOTTOM">
     <TH COLSPAN="2"><FONT FACE="Times New Roman, Times, Serif"></FONT></TH>
     <TH COLSPAN="2"><FONT FACE="Times New Roman, Times, Serif"></FONT></TH>
     <TH COLSPAN="2"><FONT FACE="Times New Roman, Times, Serif"></FONT></TH>
</TR>
<TR VALIGN="BOTTOM">
     <TD WIDTH="35%" ALIGN="CENTER"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="3%" ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="30%" ALIGN="CENTER"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="3%" ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="27%" ALIGN="CENTER"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="2%" ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD ALIGN="CENTER"><FONT SIZE="2"><B>Colorado</B></FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2"><B>000-50216</B></FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2"><B>84-1457385</B></FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD ALIGN="CENTER"><FONT SIZE="2">(State or other jurisdiction</FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2">(Commission File Number)</FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2">(I.R.S. Employer</FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD ALIGN="CENTER"><FONT SIZE="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;of incorporation)</FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2"></FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
     <TD ALIGN="CENTER"><FONT SIZE="2">Identification Number)</FONT></TD><TD ALIGN="LEFT"><FONT SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD ALIGN="CENTER">&nbsp;</TD><TD></TD>
     <TD ALIGN="CENTER"></TD><TD></TD>
     <TD ALIGN="CENTER"></TD><TD></TD>
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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>8100
SouthPark Way, B, Littleton, Colorado &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;80120 </B> <BR>(Address of principal executive offices) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;
(Zip Code)</FONT></FONT> </P>

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<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">Registrant's
telephone number, including area code:&nbsp;&nbsp; <B>(303)734-1727</B></FONT></FONT> </P>

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<A NAME="A004"></A>
<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>Not
Applicable</B><BR>(Former name or former address, if changed since last report)</FONT></FONT></P>


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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">Check
the appropriate box below if the Form 8-K filing is intended to simultaneously
satisfy the filing obligation of the registrant under any of the following
provisions:</FONT></FONT></P>

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<TR VALIGN="TOP">
     <TD ALIGN="RIGHT" WIDTH="6%"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">[&nbsp;&nbsp;&nbsp;] </FONT></FONT></TD>
     <TD ALIGN="LEFT" WIDTH="3%">&nbsp;</TD>
     <TD WIDTH="91%"><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</FONT></FONT> </P></TD>
</TR>
</TABLE>
<BR>

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     <TD ALIGN="RIGHT" WIDTH="6%"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">[&nbsp;&nbsp;&nbsp;] </FONT></FONT></TD>
     <TD ALIGN="LEFT" WIDTH="3%">&nbsp;</TD>
     <TD WIDTH="91%"><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</FONT></FONT> </P></TD>
</TR>
</TABLE>
<BR>

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<TABLE WIDTH="100%" CELLPADDING="0" CELLSPACING="0">
<TR VALIGN="TOP">
     <TD ALIGN="RIGHT" WIDTH="6%"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">[&nbsp;&nbsp;&nbsp;]</FONT></FONT></TD>
     <TD ALIGN="LEFT" WIDTH="3%">&nbsp;</TD>
     <TD WIDTH="91%"><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17  CFR
240.14d-2(b))</FONT></FONT> </P></TD>
</TR>
</TABLE>
<BR>

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     <TD ALIGN="RIGHT" WIDTH="6%"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">[&nbsp;&nbsp;&nbsp;]</FONT></FONT></TD>
     <TD ALIGN="LEFT" WIDTH="3%">&nbsp;</TD>
     <TD WIDTH="91%"><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
240.13e-4(c))</FONT></FONT> </P></TD>
</TR>
</TABLE>
<BR>



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<HR align=center width="100%" color=#999999 SIZE=3>


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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>Item
2.02&nbsp;&nbsp;&nbsp; Results of Operations and Financial Condition</B></FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">On May
10, 2007, we issued a press release announcing our financial results for the
quarter ended March 31, 2007. A copy of the press release is furnished as
Exhibit 99.1 to this report.</FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">In
accordance with General Instruction B.2 of Form 8-K, the information in this
Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be
&#147;filed&#148; for purposes of Section 18 of the Securities Exchange Act of
1934, as amended (the &#147;Exchange Act&#148;), or otherwise subject to the
liability of that section, and shall not be incorporated by reference into any
registration statement or other document filed under the Securities Act of 1933,
as amended, or the Exchange Act, except as may be expressly set forth by
specific reference in such filing.</FONT></FONT></P>


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<HR align=center width="100%" color=#999999 SIZE=3>



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<A NAME="A006"></A>
<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>Item
9.01.&nbsp;&nbsp;&nbsp; Financial Statements and Exhibits</B></FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">(c)  &nbsp;&nbsp;&nbsp;The
following items are furnished as exhibits to this report:</FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">99.1  &nbsp;&nbsp;&nbsp;Earnings
release of ADA-ES, Inc. for the quarter ended March 31, 2007, dated May 10, 2007.</FONT></FONT></P>

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<A NAME="A007"></A>
<P ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>SIGNATURES</B></FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">Pursuant
to the requirements of the Securities Exchange Act of 1934, the Registrant duly
caused this report to be signed on its behalf by the undersigned thereunto duly
authorized.</FONT></FONT></P>

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<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2">Date:  &nbsp;&nbsp;&nbsp;May 10,
2007</FONT></FONT></P>



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     <TD WIDTH="50%">&nbsp;</TD>
     <TD><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>ADA-ES,
Inc.</B> <BR>Registrant</FONT></FONT> </P></TD>
</TR>
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<BR>



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     <TD WIDTH="50%">&nbsp;</TD>
     <TD><P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><U>/s/&nbsp;&nbsp;&nbsp;
Mark H. McKinnies </U> <BR>Mark H. McKinnies <BR>Chief Financial Officer</FONT></FONT> </P></TD>
</TR>
</TABLE>
<BR>


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<A NAME="A008"></A>
<P ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif"><FONT SIZE="2"><B>INDEX TO
EXHIBITS</B></FONT></FONT></P>



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<TR VALIGN="BOTTOM">
     <TH COLSPAN="2"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">Exhibit No.</FONT></TH>
     <TH COLSPAN="2" ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">Description</FONT></TH>
</TR>
<TR VALIGN="BOTTOM">
     <TD WIDTH="15%" ALIGN="RIGHT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2"></FONT></TD>
        <TD WIDTH="3%" ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="80%" ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">&nbsp;</FONT></TD>
     <TD WIDTH="2%" ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD ALIGN="CENTER"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">99.1</FONT></TD>
        <TD ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2"></FONT></TD>
     <TD ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">Press release dated May 10, 2007</FONT></TD><TD ALIGN="LEFT"><FONT FACE="Times New Roman, Times, Serif" SIZE="2">&nbsp;</FONT></TD>
</TR>
<TR VALIGN="BOTTOM">
     <TD>&nbsp;</TD><TD></TD>
     <TD></TD><TD></TD>
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     <TD>&nbsp;</TD><TD></TD>
     <TD></TD><TD></TD>
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{"company-data": {"conformed-name": "ADA-ES INC", "cik": "0001223112", "assigned-sic": "2890", "irs-number": "841457335", "state-of-incorporation": "CO", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-50216", "film-number": "07838575"}, "mail-address": {"street1": "8100 SOUTHPARK WAY B", "city": "LITTLETON", "state": "CO", "zip": "80120"}}
AutoCoded Document
U.S.
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON,
D.C. 20549
FORM 8-K
CURRENT
REPORT
PURSUANT TO
SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
Date  of
Report (Date of earliest event reported):    May 10, 2007
ADA-ES,
INC.
(Name of registrant as specified in its charter)
Colorado
000-50216
84-1457385
(State or other jurisdiction
(Commission File Number)
(I.R.S. Employer
of incorporation)
Identification Number)
8100
SouthPark Way, B, Littleton, Colorado      80120
(Address of principal executive offices)            
(Zip Code)
Registrant's
telephone number, including area code:
(303)734-1727
Not
Applicable
(Former name or former address, if changed since last report)
Check
the appropriate box below if the Form 8-K filing is intended to simultaneously
satisfy the filing obligation of the registrant under any of the following
provisions:
[   ]
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[   ]
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[   ]
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17  CFR
240.14d-2(b))
[   ]
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
240.13e-4(c))
Item
2.02    Results of Operations and Financial Condition
On May
10, 2007, we issued a press release announcing our financial results for the
quarter ended March 31, 2007. A copy of the press release is furnished as
Exhibit 99.1 to this report.
In
accordance with General Instruction B.2 of Form 8-K, the information in this
Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be
"filed" for purposes of Section 18 of the Securities Exchange Act of
1934, as amended (the "Exchange Act"), or otherwise subject to the
liability of that section, and shall not be incorporated by reference into any
registration statement or other document filed under the Securities Act of 1933,
as amended, or the Exchange Act, except as may be expressly set forth by
specific reference in such filing.
Item
9.01.    Financial Statements and Exhibits
(c)     The
following items are furnished as exhibits to this report:
99.1     Earnings
release of ADA-ES, Inc. for the quarter ended March 31, 2007, dated May 10, 2007.
SIGNATURES
Pursuant
to the requirements of the Securities Exchange Act of 1934, the Registrant duly
caused this report to be signed on its behalf by the undersigned thereunto duly
authorized.
Date:     May 10,
2007
ADA-ES,
Inc.
Registrant
/s/   
Mark H. McKinnies
Mark H. McKinnies
Chief Financial Officer
INDEX TO
EXHIBITS
Exhibit No.
Description
99.1
Press release dated May 10, 2007