Companies catalogue
- CAMH - Downtown East Clinics, Toronto
- CBI Health Centre, Markham
- CEP, Oshawa
- CHAKO, Toronto
- CMHA, Lindsay
- CMHA Durham, Oshawa
- CML HealthCare Laboratory Services, Bowmanville
- CML HealthCare Toronto Ultrasound, X-ray, Bone Density, Fluoroscopy, Mammography, Toronto
- COPE Mental Health Program, Oshawa
- CR HVAC Services Ltd, Sudbury
- CUPE Local 1750, Oshawa
- CUPE Local 1764, Whitby
- CUPE Local 53, Whitby
- CYAN Cafe & Lounge, Richmond Hill
- Campeau Heating, Sudbury
- Campus Library, Oshawa
- Canada Global Chinese Television, Richmond Hill
- Canada Tutors, Courtice
- Canadian Bottled Water Assn, Richmond Hill
- Canadian Cabinetry and Countertops, Oshawa
- Canadian Cartographics Corp., Oshawa
- Canadian Forces College, Toronto
- Canadian Institute Of Quantity Surveyors, Markham
- Canadian Labour Reporter, Toronto
- Canadian Loans Direct, Pickering
- Canadian Lock & Safe A Div Of Window Bars Inc, Oshawa
- Canadian Mental Health Association, York Region Branch, Markham
- Canadian Missing Children Awareness And Prevention Program, Oshawa
- Canadian Union Of Public Empl, Oshawa
- Canadian Viewpoint, Richmond Hill
- Carlin Co-Operative Housing Corporation, Sudbury
- Carson WingTsun Academy, Richmond Hill
- Caruso's Rent-All Ltd., Gormley
- Cascades Tissue Group, Toronto
- Cash 4 You, Ajax
- Cash 4 You, Bowmanville
- Cash 4 You, Pickering
- Cash 4 You, Pickering
- Cash Hut, Whitby
- Cash Money, Pickering
- CashMax, Oshawa
- CashMax, Toronto
- CashMax, Toronto
- CashMax, Toronto
- CashMax, Toronto
- Castle Plumbing and Heating Ltd., Sudbury
- Ccmsu Medical Imaging, Toronto
- Cedarbrook Lodge Retirement Residence, Toronto
- Centennial College Library, Toronto
- Central Air Systems Ltd, Barrie
- Central North Airways, Sudbury
- Centre for Addiction and Mental Health, Toronto
- Centum Mortgage Agent License #M10000670, Whitby
- Chinese Kung Fu Institute, Toronto
- Chipotle Mexican Grill, Toronto
- Chiropractic Centre - Dr. H. Boehnke D.C. & Associates, Markham
- Christmas Lites, Gormley
- Chu's Martial Arts World, Markham
- Chuck E. Cheese's, Whitby
- Chung's Taekwondo & Martial Arts, Richmond Hill
- Church Street Medical Clinic, Bowmanville
- Cielito Lindo, Pickering
- City of David Messianic Synagogue, Markham
- Clarington Public Library, Bowmanville Branch, Bowmanville
- Clarington Public Library, Newcastle Branch, Newcastle
- Clarington Public Library, Orono Branch, Orono
- Classical Martial Arts Centre Ajax, Ajax
- Clearview Vision Institute, Toronto
- Climate Control, Greater Sudbury
- Coca-Cola Bottling Co, Sudbury
- Coe Fisher Cameron, Lindsay
- Colonial Concepts Log & Timberframe, Lindsay
- Colwell Nursery School & Kindergarten, Pickering
- Comairco, Laval
- Community Care Durham, Whitby
- Community Care Midwives, Oshawa
- Community Justice Alternatives Of Durham Region, Ajax
- Community Laboratory Ser, Whitby
- Community Outreach, Toronto
- Conflict Resolution Service, Toronto
- Continuous Air Systems Inc, Sudbury
- Controlled Geophysics Inc, Markham
- Cooperative Funeral Homes, Sudbury
- Cooperative Place Vercheres, Sudbury
- Cope Mental Health Program, Bowmanville
- Cosburn Middle School, Toronto
- Cosburn Park Lawn Bowling Club, Toronto
- Courtice Karate Club/Street Smart Defensive Arts, Oshawa
- Courtice Pharmasave, Courtice
- Coutts and Flim Surveying, Oshawa
- Covey Paralegal Services, Ajax
- Creative Custom Mill Work, Oshawa
- Creative Math & Music, Whitby
- CrowdedHouse Restaurant, Toronto
- Crozier Mechanical, Bowmanville
- Cummer Lodge, Toronto
- Cunningham Lindsay, Richmond Hill
- Cunningham Lindsey, Markham
- Custom Clip-On Mfr, Markham
- Cypress Hill Design, Toronto