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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 MEECRGMuvDkwGcJg2sAMFvqNkrQ/fufsMvLDngr6vPvsEkY1Sd0zJRHC+AFgkyWG
 QQz4kU9B8DC2AugseHH/BA==

<SEC-DOCUMENT>9999999995-10-002873.txt : 20101007
<SEC-HEADER>9999999995-10-002873.hdr.sgml : 20101007
<ACCEPTANCE-DATETIME>20101007001513
ACCESSION NUMBER:		9999999995-10-002873
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20101006
DATE AS OF CHANGE:		20101007
EFFECTIVENESS DATE:		20101006

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICAN DG ENERGY INC
		CENTRAL INDEX KEY:			0001378706
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC, GAS & SANITARY SERVICES [4900]
		IRS NUMBER:				043569304
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-167392
		FILM NUMBER:		101112803

	BUSINESS ADDRESS:	
		STREET 1:		45 FIRST AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		781-622-1120

	MAIL ADDRESS:	
		STREET 1:		45 FIRST AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2010-10-06</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>16:30:00</finalEffectivenessDispTime>
        <form>S-3</form>
        <filer>
            <cik>0001378706</cik>
            <entityName>AMERICAN DG ENERGY INC</entityName>
            <fileNumber>333-167392</fileNumber>
        </filer>
    </effectiveData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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