<SEC-DOCUMENT>0001537435-20-000051-index.html : 20200529
<SEC-HEADER>0001537435-20-000051.hdr.sgml : 20200529
<ACCEPTANCE-DATETIME>20200529090030
ACCESSION NUMBER:		0001537435-20-000051
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20200529
ITEM INFORMATION:		Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200529
DATE AS OF CHANGE:		20200529

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TECOGEN INC.
		CENTRAL INDEX KEY:			0001537435
		STANDARD INDUSTRIAL CLASSIFICATION:	AIR COND & WARM AIR HEATING EQUIP & COMM & INDL REFRIG EQUIP [3585]
		IRS NUMBER:				043536131
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36103
		FILM NUMBER:		20924192

	BUSINESS ADDRESS:	
		STREET 1:		45 FIRST AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		781-466-6400

	MAIL ADDRESS:	
		STREET 1:		45 FIRST AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TECOGEN INC
		DATE OF NAME CHANGE:	20111215
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8-kreotclisting.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: form8-kreotclisting.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.01
<SEQUENCE>2
<FILENAME>tecogentransitiontootc.htm
<DESCRIPTION>EXHIBIT 99.01
<TEXT>
Document 2 - file: tecogentransitiontootc.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tecogenlogorgba28.jpg
<TEXT>
Document 3 - file: tecogenlogorgba28.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>tecogentransitions_image1a01.gif
<TEXT>
Document 4 - file: tecogentransitions_image1a01.gif

</DOCUMENT>
</SEC-DOCUMENT>