<SEC-DOCUMENT>0001104659-24-075270-index.html : 20240626
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<ACCEPTANCE-DATETIME>20240626200400
ACCESSION NUMBER:		0001104659-24-075270
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240624
FILED AS OF DATE:		20240626
DATE AS OF CHANGE:		20240626

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HOFFMAN Robert Thurston Sr
		CENTRAL INDEX KEY:			0001748409
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		241074984

	MAIL ADDRESS:	
		STREET 1:		119 WARREN AVENUE
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			clirSPV LLC
		CENTRAL INDEX KEY:			0001747304
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		241074983

	BUSINESS ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762-1217
		BUSINESS PHONE:		7322820743

	MAIL ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762-1217

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GPclirSPV LLC
		CENTRAL INDEX KEY:			0001749087
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		241074982

	BUSINESS ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762
		BUSINESS PHONE:		6097311597

	MAIL ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Princeton Opportunity Management LLC
		CENTRAL INDEX KEY:			0001749086
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		241074981

	BUSINESS ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762
		BUSINESS PHONE:		6097311597

	MAIL ADDRESS:	
		STREET 1:		119 WARREN AVE
		STREET 2:		3RD FLOOR
		CITY:			SPRING LAKE
		STATE:			NJ
		ZIP:			07762

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ClearSign Technologies Corp
		CENTRAL INDEX KEY:			0001434524
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133
		BUSINESS PHONE:		(918) 236-6461

	MAIL ADDRESS:	
		STREET 1:		8023 E. 63RD PLACE, SUITE 101
		CITY:			TULSA
		STATE:			OK
		ZIP:			74133

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEARSIGN COMBUSTION CORP
		DATE OF NAME CHANGE:	20080507
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