<SEC-DOCUMENT>0001104659-15-052108.txt : 20150721
<SEC-HEADER>0001104659-15-052108.hdr.sgml : 20150721
<ACCEPTANCE-DATETIME>20150721110422
ACCESSION NUMBER:		0001104659-15-052108
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150721
DATE AS OF CHANGE:		20150721

SUBJECT COMPANY:	

	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:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-55523
		FILM NUMBER:		15997162

	BUSINESS ADDRESS:	
		STREET 1:		844 DON MILLS ROAD
		CITY:			TORONTO
		STATE:			A6
		ZIP:			MC3 1V7
		BUSINESS PHONE:		416-448-5800

	MAIL ADDRESS:	
		STREET 1:		844 DON MILLS ROAD
		CITY:			TORONTO
		STATE:			A6
		ZIP:			MC3 1V7

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SCHWARTZ GERALD W
		CENTRAL INDEX KEY:			0001275599

	FILING VALUES:
		FORM TYPE:		SC 13D/A
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>a15-15972_1sc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>


<html>
<head>






  </head>
<body link=blue bgcolor="white" lang="EN-US">
<div style="font-family:Times New Roman;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
<tr>
<td width="23%" valign="top" style="padding:0in .7pt .7pt .7pt;width:23.0%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="54%" valign="top" style="padding:0in .7pt .7pt .7pt;width:54.02%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">UNITED STATES</font></b></p>    </td>
<td width="22%" valign="bottom" style="padding:0in .7pt .7pt .7pt;width:22.98%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="23%" valign="top" style="padding:0in .7pt .7pt .7pt;width:23.0%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="54%" valign="top" style="padding:0in .7pt .7pt .7pt;width:54.02%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">SECURITIES AND   EXCHANGE COMMISSION</font></b></p>    </td>
<td width="22%" valign="top" style="padding:0in .7pt .7pt .7pt;width:22.98%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="23%" valign="top" style="padding:0in .7pt .7pt .7pt;width:23.0%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>
<td width="54%" valign="top" style="padding:0in .7pt .7pt .7pt;width:54.02%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Washington, D.C. 20549</font></b></p>    </td>
<td width="22%" valign="bottom" style="padding:0in .7pt .7pt .7pt;width:22.98%;">
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>   </tr>
<tr>
<td width="23%" valign="top" style="padding:0in .7pt .7pt .7pt;width:23.0%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>
<td width="54%" valign="top" style="padding:0in .7pt .7pt .7pt;width:54.02%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>
<td width="22%" valign="bottom" style="padding:0in .7pt .7pt .7pt;width:22.98%;">
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>   </tr>
<tr height="19" style="height:.2in;">
<td width="23%" height="19" valign="top" style="height:.2in;padding:0in .7pt .7pt .7pt;width:23.0%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>
<td width="54%" height="19" valign="top" style="height:.2in;padding:0in .7pt .7pt .7pt;width:54.02%;">
<p align="center" style="margin:0in 0in .0001pt 10.0pt;text-align:center;text-indent:-10.0pt;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">SCHEDULE 13D/A</font></b></p>    </td>
<td width="22%" height="19" valign="bottom" style="height:.2in;padding:0in .7pt .7pt .7pt;width:22.98%;">
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:1.0pt;font-weight:bold;">&nbsp;</font></b></p>    </td>   </tr>  </table>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Under the Securities Exchange Act of 1934 <br> (Amendment No. 5)</font></b></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="3" face="Times New Roman" style="font-size:12.0pt;">&nbsp;</font></p>
<div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in;">
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Celestica Inc.</font></b></p>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Name of Issuer)</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="3" face="Times New Roman" style="font-size:12.0pt;">&nbsp;</font></p>
<div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in;">
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Subordinate Voting Shares</font></b></p>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Title of Class of Securities)</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="3" face="Times New Roman" style="font-size:12.0pt;">&nbsp;</font></p>
<div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in;">
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">15101Q108</font></b></p>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(CUSIP Number)</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in;">
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Onex Corporation</font></b></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">161 Bay Street </font></b></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Toronto, Ontario M5J 2S1 Canada</font></b></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Attention: Andrea Daly</font></b></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">(416) 362-7711</font></b></p>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Name, Address and Telephone Number of Person<br> Authorized to Receive Notices and Communications)</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="3" face="Times New Roman" style="font-size:12.0pt;">&nbsp;</font></p>
<div style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 1.0pt 0in;">
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Copies to:</font></b></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">JOEL I. GREENBERG, ESQ.</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Kaye Scholer LLP</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">250 West 55</font><font size="1" style="font-size:6.5pt;position:relative;top:-3.0pt;">th</font><font size="2" style="font-size:10.0pt;">&#160;Street</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">New York, New York 10019-9710</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(212) 836-8000</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">June 5, 2015</font></b></p>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Date of Event Which Requires Filing of this Statement)<br><br></font></p>
<p style="margin:0in .5in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of &#167;&#167; 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box </font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font><font size="2" style="font-size:10.0pt;">. </font></p>
<p style="margin:0in .5in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade align="left" style="color:#010101;"></div>
</div>
<!-- SEQ.=1,FOLIO='',FILE='C:\JMS\107899\15-15972-1\task7496435\15972-1-ba.htm',USER='107899',CD='Jul 21 08:34 2015' -->


<br clear="all" style="page-break-before:always;">
<div style="font-family:Times New Roman;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
<tr>
<td width="33%" colspan="6" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:33.32%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="33%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:33.34%;">
<p align="center" style="margin:4.0pt 0in;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SCHEDULE 13D</font></b></p>    </td>
<td width="33%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:33.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">CUSIP   No.&nbsp; </font><font size="2" style="font-size:10.0pt;">15101Q108</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">1</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Name of Reporting Person<br>   Gerald W. Schwartz</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2</font></p>    </td>
<td width="91%" colspan="6" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Check the   Appropriate Box if a Member of a Group (See Instructions)</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="8%" colspan="3" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:8.36%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font></p>    </td>
<td width="82%" colspan="3" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:82.74%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="8%" colspan="3" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:8.36%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font></p>    </td>
<td width="82%" colspan="3" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:82.74%;">
<p style="margin:4.0pt 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">3</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">SEC Use   Only </font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Source of   Funds (See Instructions)<br>    </font><font size="2" style="font-size:10.0pt;">OO</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">5</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Check if Disclosure of Legal   Proceedings Is Required Pursuant to Items 2(d) or 2(e)&nbsp; </font><font size="2" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;</font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">6</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Citizenship or Place of   Organization<br>    </font><font size="2" style="font-size:10.0pt;">Ontario,   Canada</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="12%" colspan="3" rowspan="7" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:12.06%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Number of<br>   Shares<br>   Beneficially<br>   Owned by<br>   Each<br>   Reporting<br>   Person With</font></p>    </td>
<td width="4%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:4.46%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">7</font></p>    </td>
<td width="83%" colspan="4" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:83.48%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Sole   Voting Power <br>    </font><font size="2" style="font-size:10.0pt;">120,657   Subordinate Voting Shares</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="87%" colspan="5" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:87.94%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="4%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:4.46%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">8</font></p>    </td>
<td width="83%" colspan="4" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:83.48%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Shared   Voting Power</font><font size="2" style="font-size:10.0pt;">  <br>   19,476,775 Subordinate Voting Shares, including (i) 530,407 Subordinate   Voting Shares and (ii) 18,946,368 Subordinate Voting Shares issuable upon   conversion of Multiple Voting Shares of the Issuer. Each Multiple Voting   Share is presently convertible into one Subordinate Voting Share.</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="87%" colspan="5" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:87.94%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="4%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:4.46%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">9</font></p>    </td>
<td width="83%" colspan="4" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:83.48%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Sole   Dispositive Power</font><font size="2" style="font-size:10.0pt;">  <br>   120,657 Subordinate Voting Shares</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="87%" colspan="5" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:87.94%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr style="page-break-inside:avoid;">
<td width="4%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:4.46%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">10</font></p>    </td>
<td width="83%" colspan="4" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:83.48%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Shared Dispositive Power</font><font size="2" style="font-size:10.0pt;">  <br>   19,476,775 Subordinate Voting Shares, including (i) 530,407 Subordinate Voting   Shares and (ii) 18,946,368 Subordinate Voting Shares issuable upon conversion   of Multiple Voting Shares of the Issuer. Each Multiple Voting Share is   presently convertible into one Subordinate Voting Share.</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">11</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Aggregate   Amount Beneficially Owned by Each Reporting Person</font><font size="2" style="font-size:10.0pt;">  <br>   19,597,432 Subordinate Voting Shares, including (i) 651,064 Subordinate   Voting Shares and (ii) 18,946,368 Subordinate Voting Shares issuable upon   conversion of Multiple Voting Shares of the Issuer. Each Multiple Voting   Share is presently convertible into one Subordinate Voting Share.</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">12</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Check Box   if the Aggregate Amount in Row (11) Excludes Certain Shares (See   Instructions)</font><font size="2" style="font-size:10.0pt;">&nbsp;&nbsp; </font><font size="2" face="Wingdings" style="font-size:10.0pt;">o</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">13</font></p>    </td>
<td width="91%" colspan="6" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Percent   of Class Represented by Amount in Row (11)</font><font size="2" style="font-size:10.0pt;">  <br>   13.7% of the Subordinate Voting Shares, assuming conversion of all of the   Multiple Voting Shares into Subordinate Voting Shares. 79.4% of the combined   voting power of the Issuer&#146;s Subordinate and Multiple Voting Shares; each   Subordinate Voting Share is entitled to one vote and each Multiple Voting   Share is entitled to twenty-five votes.</font></p>    </td>   </tr>
<tr>
<td width="100%" colspan="8" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:100.0%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr height="0">
<td width="24" style="border:none;"></td>
<td width="40" style="border:none;"></td>
<td width="22" style="border:none;"></td>
<td width="32" style="border:none;"></td>
<td width="5" style="border:none;"></td>
<td width="114" style="border:none;"></td>
<td width="236" style="border:none;"></td>
<td width="236" style="border:none;"></td>   </tr> </table>
<p style="margin:0in 0in .0001pt;"><font size="1" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
<div align="center">
<table border="0" cellspacing="0" cellpadding="0" width="95%" style="border-collapse:collapse;width:95.68%;">
<tr>
<td width="3%" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:3.34%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="5%" valign="top" style="padding:3.0pt 3.0pt 3.0pt 3.0pt;width:5.58%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">14</font></p>    </td>
<td width="91%" style="border:none;border-bottom:solid windowtext 1.0pt;padding:3.0pt 3.0pt 3.0pt 3.0pt;width:91.08%;">
<p style="margin:4.0pt 0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Type of   Reporting Person (See Instructions)</font><font size="2" style="font-size:10.0pt;"><br>   IN</font></p>    </td>   </tr>  </table>
</div>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" style="font-size:10.0pt;">2</font><a name="PB_2_145017_3346"></a></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade align="left" style="color:#010101;"></div>
</div>
<!-- SEQ.=1,FOLIO='2',FILE='C:\JMS\107536\15-15972-1\task7496650\15972-1-bc.htm',USER='107536',CD='Jul 21 11:28 2015' -->


<br clear="all" style="page-break-before:always;">
<div style="font-family:Times New Roman;">
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Amendment No. 5 to Schedule 13D (&#147;Amendment No. 5&#148;) relates to the Subordinate Voting Shares (the &#147;Subordinate Voting Shares&#148;) of Celestica Inc., a company incorporated under the laws of the Province of Ontario, Canada (the &#147;Issuer&#148;), beneficially owned by Mr. Gerald W. Schwartz (&#147;Mr. Schwartz&#148; or the &#147;Reporting Person&#148;), and amends and supplements the Schedule 13D originally filed with the Securities and Exchange Commission (&#147;SEC&#148;) by the Reporting Person on July 7, 1998 (the &#147;Schedule 13D&#148;), as amended by Amendment No. 1 to the Schedule 13D, Amendment No. 2 to the Schedule 13D, Amendment No. 3 to the Schedule 13D, and Amendment No. 4 to the Schedule 13D, filed with the SEC on March 8, 2000, July 6, 2000, October 16, 2000, and March 1, 2005, respectively.&#160; Capitalized terms used but undefined in this Amendment No. 5 shall have the meanings ascribed to them in the Schedule 13D, as amended.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Amendment No. 5 reflects an October 2009 secondary offering of 10.9 million Subordinate Voting Shares (including 10.7 million shares obtained through conversion of Multiple Voting Shares) effected by Onex Corporation and certain of its affiliates (decreasing Mr. Schwartz&#146;s then-beneficial ownership of Subordinate Voting Shares to approximately 8.5%); a decrease in the number of Subordinate Voting Shares outstanding resulting from the completion of a tender offer by the Issuer, as reported by the Issuer on December 7, 2012 (increasing Mr. Schwartz&#146;s then-beneficial ownership of Subordinate Voting Shares to approximately 10.7%); and a decrease in the number of Subordinate Voting Shares outstanding resulting from the completion of another tender offer by the Issuer, as reported by the Issuer on June 5, 2015 (increasing Mr. Schwartz&#146;s beneficial ownership of Subordinate Voting Shares to approximately 13.7%)</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Amendment No. 5 amends the Schedule 13D (as previously amended), as set forth herein. </font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 1.</font></b><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b><font size="2" style="font-size:10.0pt;font-weight:bold;">Security and Issuer.</font></b></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item 1 is hereby amended and restated to read in its entirety as follows:</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The securities to which this Statement on Schedule 13D relates are the Subordinate Voting Shares of Celestica Inc., a company incorporated under the laws of the Province of Ontario, Canada. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The principal office of the Issuer is located at: 844 Don Mills Road, Toronto, Ontario, Canada M3C 1V7.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 4.</font></b><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b><font size="2" style="font-size:10.0pt;font-weight:bold;">Purpose of Transaction.</font></b></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item 4 is hereby amended by adding the following immediately prior to the last paragraph thereof:</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Series Two and Four of the forward sale agreements between the Onex Entities, Merrill Lynch Canada, Inc. (&#147;Merrill&#148;) and the Bank of Nova Scotia (&#147;BNS&#148;) were previously settled and the positions closed through the delivery to Merrill of 1,780,743 Subordinate Voting Shares (including 214,314 Subordinate Voting Shares obtained through conversion of Multiple Voting Shares).</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 5.</font></b><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b><font size="2" style="font-size:10.0pt;font-weight:bold;">Interest in Securities of the Issuer.</font></b></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item 5 is hereby amended and restated to read in its entirety as follows:</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The aggregate percentage of Subordinate Voting Shares reported as beneficially owned by the Reporting Person is based on 123,953,349 Subordinate Voting Shares outstanding as of June 4, 2015, as reported by the Issuer in an amendment to its Tender Offer Statement on Schedule TO filed on June 5, 2015.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a) and (b). Mr. Schwartz is the indirect holder of all the issued and outstanding Multiple Voting Shares of Onex, which entitles him to elect sixty percent (60%) of the members of Onex&#146;s Board of Directors and represents a 60% voting interest in Onex.&#160; Accordingly, Mr. Schwartz is an indirect beneficial owner of the Issuer&#146;s securities which are beneficially owned by Onex. As of the date hereof, Onex beneficially owns 19,476,775 Subordinate Voting </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" style="font-size:10.0pt;">3</font><font size="2"><a name="PB_3_073107_7728"></a></font></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade align="left" style="color:#010101;"></div>
</div>
<!-- SEQ.=1,FOLIO='3',FILE='C:\JMS\107536\15-15972-1\task7496691\15972-1-be.htm',USER='107536',CD='Jul 21 11:59 2015' -->

<br clear="all" style="page-break-before:always;">
<div style="font-family:Times New Roman;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Shares of the Issuer, including (i) 530,407 Subordinate Voting Shares and (ii) 18,946,368 Subordinate Voting Shares issuable upon conversion of Multiple Voting Shares of the Issuer; each Multiple Voting Share is currently convertible into one Subordinate Voting Share. Of the Multiple Voting Shares owned beneficially by Onex, 688,807 Multiple Voting Shares are subject to options granted to Mr. Schwartz pursuant to certain management investment plans of Onex, which do not vest within 60 days of the date of this filing (each Multiple Voting Share will, upon exercise of such options, be automatically converted into a Subordinate Voting Share). Of the Subordinate Voting Shares beneficially owned by Onex, 104,235 are held in trust for Celestica Employee Nominee Corporation, as agent for and on behalf of certain executives and employees of the Issuer pursuant to the Issuer&#146;s employee share purchase plan, and 102,597 are subject to options granted to certain officers of Onex pursuant to certain management investment plans of Onex, which may be exercised upon specified dispositions by Onex (directly or indirectly) of the Issuer&#146;s securities, with respect to which Onex has the right to vote or direct the vote. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">In addition to the shares beneficially owned by Mr. Schwartz through his beneficial ownership of Onex, Mr. Schwartz controls a company which owns 120,657 Subordinate Voting Shares. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The shares deemed to be owned beneficially by Mr. Schwartz represent approximately 13.7% of the Subordinate Voting Shares giving effect to the conversion of all of the Multiple Voting Shares described above. Mr. Schwartz has the sole right to vote or to direct the vote, and sole power to dispose or to direct the disposition of, 120,657 Subordinate Voting Shares. Mr. Schwartz shares the voting power and disposition power with Onex with respect to 530,407 Subordinate Voting Shares and 18,946,368 Multiple Voting Shares. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The Multiple Voting Shares beneficially owned by Mr. Schwartz represent, and have at all times since the Issuer&#146;s initial public offering represented, a majority of the voting power of the Issuer&#146;s outstanding securities.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c) Mr. Schwartz has not effected any transaction in shares of Subordinate Voting Shares during the past 60 days. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(d) No person other than Mr. Schwartz has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Subordinate Voting Shares of the Issuer owned beneficially by Mr. Schwartz other than the Subordinate Voting Shares beneficially owned by Mr. Schwartz through his beneficial ownership of Onex. To the best knowledge of Mr. Schwartz, no person other than Mr. Schwartz or Onex has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Subordinate Voting Shares beneficially owned by Onex. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(e) Not applicable.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 6.</font></b><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><b><font size="2" style="font-size:10.0pt;font-weight:bold;">Contracts, Arrangements, Understandings or Relationships with Respect to the Securities of the Issuer.</font></b></p>
<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Item 6 is hereby amended by adding the following paragraph to the end thereof:</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Series Two and Four of the forward sale agreements between the Onex Entities, Merrill and BNS were previously settled and the positions closed through the delivery to Merrill of 1,780,743 Subordinate Voting Shares (including 214,314 Subordinate Voting Shares obtained through conversion of Multiple Voting Shares).</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" style="font-size:10.0pt;">4</font><font size="2"><a name="PB_4_073122_7056"></a></font></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade align="left" style="color:#010101;"></div>
</div>
<!-- SEQ.=1,FOLIO='4',FILE='C:\JMS\107536\15-15972-1\task7496691\15972-1-be.htm',USER='107536',CD='Jul 21 11:59 2015' -->


<br clear="all" style="page-break-before:always;">
<div style="font-family:Times New Roman;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SIGNATURE</font></b></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">After reasonable inquiry and to the best of my knowledge and belief,&nbsp;I hereby certify that the information set forth in this statement is true, complete and correct.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;">
<tr>
<td width="50%" valign="bottom" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Dated:   July</font><font size="2" style="font-size:10.0pt;">&nbsp;21</font><font size="2" style="font-size:10.0pt;">, 2015</font></p>    </td>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>
<tr>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="50%" valign="bottom" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/&nbsp;DONALD   W. LEWTAS</font></p>    </td>   </tr>
<tr>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="50%" valign="bottom" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Donald   W. Lewtas,</font></p>    </td>   </tr>
<tr>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="50%" valign="bottom" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Authorized   Signatory for</font></p>    </td>   </tr>
<tr>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="3" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
<td width="50%" valign="bottom" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">GERALD   W. SCHWARTZ</font></p>    </td>   </tr>  </table>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" style="font-size:10.0pt;">5</font><font size="2"><a name="PB_5_073622_6442"></a></font></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade align="left" style="color:#010101;"></div>
</div>
<!-- SEQ.=1,FOLIO='5',FILE='C:\JMS\108178\15-15972-1\task7497486\15972-1-bg.htm',USER='108178',CD='Jul 21 20:25 2015' -->

</body>
</html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
