| Cablage Sc | Montréal | Computer Cabling, Installation & Service |
| Cable Express | Montréal | Cabling Equipment & Supplies |
| Cablecom International | Montréal | Cabling Equipment & Supplies |
| Cablek Industries | Pointe-Claire | Cabling Equipment & Supplies |
| Cables P T I Cables Inc | Pointe-Claire | Cabling Equipment & Supplies |
| Cables P T I Cables Inc | Pointe-Claire | Cabling Equipment & Supplies |
| Canada Computers | Greenfield Park | Answering Machines & Equipment |
| Canadiance Technologies | Montréal | Computer Repair & Cleaning |
| Canatan Inc | Saint-Léonard | Computer Cabling, Installation & Service |
| Canix Colo | Montréal | Computer Room Setup, Protection, Equipment & Maintenance |
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| Carignan Denis Dr | Repentigny | Chiropractors |
| Carole Riendeau Design inc. | Repentigny (le Gardeur) | Tout Arts et divertissement, Tout Entreprises et services |
| Carrefour Jeunesse-Emploi L'Assompt... | Repentigny | Tout Entreprises et services |
| Carrossier | Repentigny | Auto Body Shop |
| CARSTAR Repentigny | Repentigny | Auto Body Shop |
| Cartouches Certifiées | Saint-Bruno | Computer Accessories & Supplies |
| Casa - Technologie | Saint-Léonard | Computer Repair & Cleaning |
| Castor Technologies Corporation | Montréal | Computer & Technology Assistance Programs |
| Cedomatec Inc. | Repentigny | Tout Entreprises et services |
| Celltechs | Montréal | Computer Consultants |
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| Centre Artistique Le Gardeur Inc | Repentigny | Arts & Cultural Organizations & Centres |
| Centre Chiro-Équilibre | Repentigny | Tout Entreprises et services, Chiropractors |
| Centre Chiropratique Comeau | Repentigny | Chiropractors |
| Centre D'Achats Place Repentigny Si Ge Social Bu re | Repentigny | Shopping Malls, Shopping Mall |
| Centre de Carrosserie Distinction | Repentigny | Auto Body Shop |
| Centre de Collision (Carrosserie Rive-Nord) | Repentigny | Auto Body Shop |
| Centre de Mieux-être Optimal | Repentigny | Tout Entreprises et services |
| Centre de réadaptation La Myriade | Repentigny | Physiotherapy |
| Centre de Réadaptation Le Bouclier (Déficience Visuelle) | Repentigny | Physiotherapy |
| Centre De santé Chiropratique Valmont | Repentigny | Chiropractors |
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| Centre de santé dentaire Lanaudière | Repentigny | Tout Entreprises et services |
| Centre de Santé Repentigny | Repentigny | Health and Beauty |
| Centre de services scolaire des Aff... | Repentigny | Tout Enseignement et savoir |
| Centre Dentaire Solution Sourire | Repentigny | Tout Entreprises et services |
| Centre L'Accalmie Massothérapie | Repentigny | Health and Beauty |
| Centre professionnel Boudreault et... | Repentigny | Tout Entreprises et services |
| Centre Professionnel Grégoire & Boudreault | Repentigny | Physiotherapy |
| Cesmic Group Ltd | Brossard | Computer Room Setup, Protection, Equipment & Maintenance |
| CGI | Montréal | Information Technologies (IT), Tout Informatique et internet, Computer Networking, Computer Consultants |
| Chambre de commerce de la MRC de L'... | Repentigny | Tout Entreprises et services |
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| Chiro-Clinique Le Gardeur | Repentigny | Chiropractors |
| CIENOV | Repentigny | Life Sciences and Health Technologies (LSHT) |
| CITP Database Services | Montréal | Computer Data Processing |
| Claudette Fleuriste Enrg | Repentigny | Artificial Flower & Plant Arrangements |
| CLG Computer Consultants Inc. | Saint-Henri | Tout Entreprises et services |
| Clicpomme | Montréal | Tout Informatique et internet, Computer Consultants |
| Clinique Accès-Chiropratique | Repentigny | Chiropractors |
| Clinique Chiropratique de Repentigny | Repentigny | Chiropractors |
| Clinique De Physiothérapie Physiotech | Repentigny | Physiotherapy |
| Clinique Dermato-Esthétique Dr Alain Dansereau | Repentigny | Medical Clinics |
