CAA North & East Ontario

Canada Mortgage and Housing Corporation (CMHC) Société canadienne d'hypothèques et de logement(SCHL)

Canadian auto club]

Canadian Bank Note Company

Canadian Bank Note Company, Limited

Canadian Canola Growers Association

Canadian Centre on Substance Abuse

Canadian Council on Animal Care

Canadian Dealer Lease Services Inc

Canadian Institute for Health Information

Canadian Partnership for Women and Children

Canark]

Canonical

Carefor Health & Community Services

Carleton University

Carrier Enterprise Canada

Casey]

CGS (Computer Generated Solutions)

Ciena

Ciena Communications, Inc.

Ciena Corporation

Cisco Systems

Cisco Systems, Inc.

Cision Ltd.

City of Ottawa

Clarius Mobile Health

CLI EXPRESS LTD]

Climate Action Network – Réseau action climat Canada (CAN-Rac)

CloserMed

Clover Creek Farms]

CLV Group

Coders Connect

Cohen Environmental Services Inc]

Colleges and Institutes Canada

Combined, a Chubb Company

Commissionaires Canada

Commissionaires Ottawa

Comotech, Controls, Motors, Technology Inc]

Confiserie Mondoux inc.

Convergence Networks

Cooperation Canada

Corey]

Crystal Beach Dental]

Cultural Human Resources Council

Curtiss-Wright Corporation

Cuso International

Cyn]