<SEC-DOCUMENT>0001030894-21-000021-index.html : 20210429
<SEC-HEADER>0001030894-21-000021.hdr.sgml : 20210429
<ACCEPTANCE-DATETIME>20210429104319
ACCESSION NUMBER:		0001030894-21-000021
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20210331
FILED AS OF DATE:		20210429
DATE AS OF CHANGE:		20210429

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CELESTICA INC
		CENTRAL INDEX KEY:			0001030894
		STANDARD INDUSTRIAL CLASSIFICATION:	PRINTED CIRCUIT BOARDS [3672]
		IRS NUMBER:				980185558
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14832
		FILM NUMBER:		21867892

	BUSINESS ADDRESS:	
		STREET 1:		5140 YONGE STREET, SUITE 1900
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M2N 6L7
		BUSINESS PHONE:		416-448-5800

	MAIL ADDRESS:	
		STREET 1:		5140 YONGE STREET, SUITE 1900
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M2N 6L7
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>cls-20210331x6kcoverpage.htm
<DESCRIPTION>6-K
<TEXT>
Document 1 - file: cls-20210331x6kcoverpage.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>cls-20210331xmda.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: cls-20210331xmda.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>cls-20210331xfs.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 3 - file: cls-20210331xfs.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>exhibit993-certificationx2.htm
<DESCRIPTION>EX-99.3
<TEXT>
Document 4 - file: exhibit993-certificationx2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>exhibit994-certificationx2.htm
<DESCRIPTION>EX-99.4
<TEXT>
Document 5 - file: exhibit994-certificationx2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>6
<FILENAME>exhibit995-certificationx2.htm
<DESCRIPTION>EX-99.5
<TEXT>
Document 6 - file: exhibit995-certificationx2.htm

</DOCUMENT>
</SEC-DOCUMENT>