Canada Colors & Chemicals Limited
Canada Post
Cana-Datum Moulds Ltd.
Canadian Bearings Ltd
Canadian Electrocoating Ltd. (Narmco Group)
Canadian N.D.E. Technology Ltd
Canadian National Railway
Canadian Natural Resources (NWR Partnership)
Canadian Pacific Railway
CANADIAN POLICE ASSOCIATION
Canadian Red Cross
Canadian Servo & Electronics
Canadian Union of Public Employees
Canadian Upsell Marketing, Inc.
Canonbie (Aecon Utilities)
Cape Breton Regional Municipality
Carlton McGuire Sales & Service Ltd.
Cassen Transport Ltd.
Case Construction Equipment
Cassels Brock & Blackwell
Castool Tooling Systems
CCT Auto Trans Inc.
Celadon Canada
Cementation Skanska Canada
Central Stamping Ltd (Narmco Group)
Cenovus Energy Inc.
Centerline (Windsor) Limited
Charisma Marketing Inc.
Checker Industrial Ltd.
Chevron
Chicago Miniature Lamp Inc.
Choko Motorsports Inc.
Chubb Edwards
Churchill Transportation
CIBC Mellon Global Securities Services
CIT Financial Ltd.
Citigroup
City of Weyburn
Clean Harbors Canada Inc.
Clearstream Energy
CLS Lexi-Tech Ltd.
Coast Cable - Bragg Group
Coca-Cola Enterprises
Columbia Sportswear Company
Comber Tool & Mold Eng. Inc.
Compuware Corporation
Comstock Canada Ltd.
Comtech International Design Group
Concentrix
Conex Rentals Corporation
Contact Creative Services
Continental Tire Canada Inc.
Contran Manufacturing
Convergint Technologies Ltd.
Cooke & Denison Ltd.
Cooper Standard Automotive
Cosma International Group Canada
Covidien(Tyco Healthcare Group Canada)
CQNX Software Systems
Crawford & Company (Canada) Inc.
Crescent Point Energy Corp.
Crown North America - Division of Leggett & Platt
Crown Utilities Ltd. (Distinct Tech Inc.)
CT TRANSPORT
CTS Of Canada Ltd.