-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 EifUn4ZdtGQmwLgU2rDBEfCmXDH000cx3ficuckvA7h636Jsgyo28hkydFLUmJDY
 EV4Q+VGbe+mvsa9luJqQ0w==

<SEC-DOCUMENT>0001223112-06-000019.txt : 20060502
<SEC-HEADER>0001223112-06-000019.hdr.sgml : 20060502
<ACCEPTANCE-DATETIME>20060502145614
ACCESSION NUMBER:		0001223112-06-000019
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060501
FILED AS OF DATE:		20060502
DATE AS OF CHANGE:		20060502

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:			BUSTARD C JEAN
		CENTRAL INDEX KEY:			0001246363

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50216
		FILM NUMBER:		06799092

	MAIL ADDRESS:	
		STREET 1:		8100 SOUTHPARK WAY
		STREET 2:		C/O ENVIRONMENTAL SOLUTIONS
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80120-4525
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
</DOCUMENT>
</SUBMISSION>