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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001366786-06-000003.txt : 20060712
<SEC-HEADER>0001366786-06-000003.hdr.sgml : 20060712
<ACCEPTANCE-DATETIME>20060712160550
ACCESSION NUMBER:		0001366786-06-000003
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20060510
FILED AS OF DATE:		20060712
DATE AS OF CHANGE:		20060712

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADA-ES INC
		CENTRAL INDEX KEY:			0001223112
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
		IRS NUMBER:				841457335
		STATE OF INCORPORATION:			CO
		FISCAL YEAR END:			1231

	MAIL ADDRESS:	
		STREET 1:		8100 SOUTHPARK WAY B
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Caruso Robert
		CENTRAL INDEX KEY:			0001366786

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50216
		FILM NUMBER:		06958541

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		303-670-5899

	MAIL ADDRESS:	
		STREET 1:		30616 WHITEFACE COURT
		CITY:			EVERGREEN
		STATE:			CO
		ZIP:			80439
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-05-10</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001223112</issuerCik>
        <issuerName>ADA-ES INC</issuerName>
        <issuerTradingSymbol>ades</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001366786</rptOwnerCik>
            <rptOwnerName>Caruso Robert</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8100 SOUTHPARK WAY UNIT B</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LITTLETON</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80120</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>Robert Caruso by power of attorney</signatureName>
        <signatureDate>2006-07-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>rcaruso_poa.txt
<TEXT>

Limited Power of Attorney for
Section 16 Reporting Obligations


To:  	Mark McKinnies
	Chief Financial Officer
	ADA-ES, Inc.
	8100 SouthPark Way, Unit B
       Littleton, CO  80120

I, ____Robert N Caruso___, hereby authorize ADA-ES, Inc., through its
agents or employees, as my true and lawful attorneys-in-fact, with full
power and authority as hereinafter described on behalf of and in the
name, place and stead of the undersigned to:

(1)	prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5
(including any amendments thereto) with respect to the securities of ADA-ES,
Inc., a Colorado corporation (the "Company"), with the U.S. Securities and
Exchange Commission, any national securities exchanges and the Company, as
considered necessary or advisable under Section 16(a) of the
Securities Exchange Act of 1934 and the rules and regulations
promulgated thereunder, as amended from time to time (the "Exchange Act");

(2)	seek or obtain, as the undersigned's representative and on the
undersigned's behalf, information on transactions in the Company's securities
from any third party, including brokers, employee benefit plan administrators
and trustees, and the undersigned hereby authorizes any such person to release
any such information to the undersigned and approves and ratifies any such
release of information; and

(3)	perform any and all other acts which in the discretion of such
attorney-in-fact are necessary or desirable for and on behalf of the
undersigned in connection with the foregoing.

The undersigned acknowledges that:

(1)	this Power of Attorney authorizes, but does not require, such
attorney-in-fact to act in their discretion on information provided to such
attorney-in-fact without independent verification of such information;

(2)	any documents prepared and/or executed by such attorney-in-fact
on behalf of the undersigned pursuant to this Power of Attorney will be
in such form and will contain such information and disclosure as such
attorney-in-fact, in his or her discretion, deems necessary or desirable;

(3)	neither the Company nor such attorney-in-fact assumes (i) any
liability for the undersigned's responsibility to comply with the
requirement of the Exchange Act, (ii) any liability of the undersigned
for any failure to comply with such requirements, or (iii) any obligation
or liability of the undersigned for profit disgorgement under Section 16(b)
of the Exchange Act; and

(4)	this Power of Attorney does not relieve the undersigned from
responsibility for compliance with the undersigned's obligations under
the Exchange Act, including without limitation the reporting requirements
under Section 16 of the Exchange Act.

	The undersigned hereby gives and grants the foregoing
attorney-in-fact full power and authority to do and perform all and
every act and thing whatsoever requisite, necessary or appropriate
to be done in and about the foregoing matters as fully to all intents
and purposes as the undersigned might or could do if present, hereby
ratifying all that such attorney-in-fact of, for and on behalf of the
undersigned, shall lawfully do or cause to be done by virtue of this
Limited Power of Attorney.

	This Power of Attorney shall remain in full force and effect until
Revoked by the undersigned in a signed writing delivered to such
attorney-in-fact.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this _8th_ day of June, 2006.


				Signed: ______/s/______________

				Print: ____Robert N Caruso______

				Dated:  ____6/8/2006_________


STATE OF Colorado			)
					)
County of Jefferson			)

Subscribed and Sworn to before me this _13th_ day of June, 2006, by
_________________.

						________/s/____________
							Notary Public

My Commission expires:___8/14/2006____
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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