<SEC-DOCUMENT>0001193125-15-169222-index.html : 20150504
<SEC-HEADER>0001193125-15-169222.hdr.sgml : 20150504
<ACCEPTANCE-DATETIME>20150504165733
ACCESSION NUMBER:		0001193125-15-169222
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20150504
DATE AS OF CHANGE:		20150504
GROUP MEMBERS:		ICARUS INVESTMENT CORP.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CECO ENVIRONMENTAL CORP
		CENTRAL INDEX KEY:			0000003197
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				132566064
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-19763
		FILM NUMBER:		15829220

	BUSINESS ADDRESS:	
		STREET 1:		4625 RED BANK ROAD, SUITE 200
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45227
		BUSINESS PHONE:		4165936543

	MAIL ADDRESS:	
		STREET 1:		2300 YONGE STREET, P.O. BOX 2408
		STREET 2:		SUITE 1710
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M4P 1E4

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	API ENTERPRISES INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALARM PRODUCTS INTERNATIONAL INC
		DATE OF NAME CHANGE:	19851210

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DEZWIREK JASON
		CENTRAL INDEX KEY:			0000946589

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	MAIL ADDRESS:	
		STREET 1:		2300 YONGE STREET, SUITE 1710
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M4P 1E4

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DEZWIREK JASON LOUIS
		DATE OF NAME CHANGE:	19950613
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>d918555dsc13da.htm
<DESCRIPTION>SCHEDULE 13D (AMENDMENT NO. 16)
<TEXT>
Document 1 - file: d918555dsc13da.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d918555dex991.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: d918555dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>d918555dex992.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 3 - file: d918555dex992.htm

</DOCUMENT>
</SEC-DOCUMENT>