Exhibit 99.5

ANY BROKER 5970 ANYSTREET CITY, PROVINCE V5V 5V5 S91970-81 010 E: S:3 E:2 1/1 A:A N:N V: JOHN SAMPLE 5970 ANY STREET CITY, PROVINCE Z6Z 6Z6 ANNUAL MEETING CELESTICA INC. TUESDAY, APRIL 23, 2013 AT 9:00 AM EDT TMX BROADCAST CENTRE, THE EXCHANGE TOWER 130 KING STREET WEST TORONTO, ONTARIO 123456789123 APRIL 19, 2013 AHEEEHAPMIBACALBFCHIFJEGPKGJPPAHEEEHA BNFFFNBPAPIKJHBOMPBHICEHIHMLAPBNFFFNB HLECCDFLLCFMCHADKLHHFKBCKDKNEIEFHGBJM LBCGOMFBKFHNOHINLAKKIKHKPHGEIHFIENHGE FPINIDFGPNFGHDLAFNJEKGMCEDJNGKEEGPBBE DHJFGGFMAAFHJMCFIHNCJPBKEFHEICFMEBHNM PMLHKEFFKFLGKAHLKNFPFAFKOHIMEKFGGLFEM MFNNFNEPKNMJIMHMIACKKIGLMFOCAHFHAKFEE APBBBPAPBAPKHBFIFJLEKAIKNBNDGACHCJFNI HHHHHHHPHPPPPPPHPHPHPPPPPHHHPPHPHHHHH

S91970-81 010 E: S:3 E:2 1/1 A:A N:N V: *S9197081* CELESTICA INC. ANNUAL MEETING TUESDAY, APRIL 23, 2013 AT 9:00 AM EDT MARCH 8, 2013 APRIL 19, 2013 T123 C55 123456789 234567TES 10852138 123456789123 *1234567891* 8000002100 0000000000 0000000000 080087002 R2 123456789123 F WITHHOLD o o 01 DAN DIMAGGIO o o 02 WILLIAM A. ETHERINGTON o o 03 LAURETTE KOELLNER o o 04 CRAIG H. MUHLHAUSER o o 05 JOSEPH M. NATALE o o 06 EAMON J. RYAN F WITHHOLD o o 07 GERALD W. SCHWARTZ o o 08 MICHAEL WILSON 01 WILLIAM A. ETHERINGTON OR, FAILING HIM, CRAIG H. MUHLHAUSER IF YOU WISH TO ATTEND THE MEETING OR DESIGNATE ANOTHER PERSON TO ATTEND, VOTE AND ACT ON YOUR BEHALF AT THE MEETING, OR ANY ADJOURNMENT OR POSTPONEMENT THEREOF, OTHER THAN THE PERSON(S) SPECIFIED ABOVE, PRINT YOUR NAME OR THE NAME OF THE OTHER PERSON ATTENDING THE MEETING IN THE SPACE PROVIDED HEREIN. UNLESS YOU INSTRUCT OTHERWISE, THE PERSON WHOSE NAME IS WRITTEN IN THIS SPACE WILL HAVE FULL AUTHORITY TO ATTEND, VOTE AND OTHERWISE ACT IN RESPECT OF ALL MATTERS THAT MAY COME BEFORE THE MEETING OR ANY ADJOURNMENT OR POSTPONEMENT THEREOF, EVEN IF THESE MATTERS ARE NOT SET OUT IN THE FORM OR THE CIRCULAR. F o WITHHOLD o 01 APPOINTMENT OF KPMG LLP AS AUDITOR AND AUTHORIZATION OF THE BOARD OF DIRECTORS OF CELESTICA INC. TO FIX THE REMUNERATION OF THE AUDITOR. F o AGAINST o 02 ADVISORY RESOLUTION ON CELESTICA INC.’S APPROACH TO EXECUTIVE COMPENSATION. ANNUAL o INTERIM o NONE o UNDER SECURITIES REGULATIONS, SECURITYHOLDERS MAY ELECT ANNUALLY TO RECEIVE THE ANNUAL FINANCIAL STATEMENTS, INTERIM FINANCIAL STATEMENTS OR BOTH (INCLUDING RELEVANT MD&A) BY MAIL. INDICATE YOUR PREFERENCE IN THE APPROPRIATE BOX PROVIDED. *NOTE* THIS VOTING INSTRUCTION FORM CONFERS DISCRETIONARY AUTHORITY TO VOTE ON SUCH OTHER BUSINESS AS MAY PROPERLY COME BEFORE THE MEETING OR ANY ADJOURNMENT THEREOF. *NOTE* THIS VOTING INSTRUCTION FORM SHOULD BE READ IN CONJUNCTION WITH THE ACCOMPANYING MANAGEMENT INFORMATION CIRCULAR.