| Can Heng Inc | Montréal | Cans |
| Canada College Health Centre | Montréal | Automobiles, Not Profit, Medical Clinics |
| Canadian Fasteners Hegedus Ltd | Laval | Abrasives |
| Canadian Friends of the Hebrew Univ... | Westmount | Tout Enseignement et savoir |
| Canine Center Heidi & cie | Longueuil | Tout Commerces au détail |
| CANNASHER | Montréal | Life Sciences and Health Technologies (LSHT) |
| Carl Healey & Associates Inc | Saint-Lambert | Aviation Consultants & Services |
| Catherine Thibault-Denis Ostéopathe | Montréal | Alternative Health |
| Cato Recherche Canada | Montréal | Life Sciences and Health Technologies (LSHT) |
| Cato Recherche Canada Inc.* | Montréal | Life Sciences and Health Technologies (LSHT) |
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| CBI Health | Pointe-Claire | Tout Entreprises et services |
| CENTER OF HELLENIC STUDIES OF MONTREAL | Montréal | Blue Pages |
| Centre culturel Henri-Lemieux | Lasalle | Tout Arts et divertissement |
| Centre De Massotherapie Alexandre Blouin | Laval | Health and Beauty |
| Centre de recherche clinique de Laval | Laval | Life Sciences and Health Technologies (LSHT) |
| CENTRE DE RECHERCHES HELLENIQUES-CANADA | Montréal | Blue Pages |
| Centre de Sante St-Henri | Montréal | Blue Pages, Hospitals |
| Centre Hospitalier J. Henri Charbonneau | Montréal | Blue Pages, Hospitals |
| Centre Médical De Microgreffe De Cheveux | Montréal | Health Services |
| Centre Saint-Henri | Saint-Henri | Tout Arts et divertissement, Tout Informations générales |
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| Charles-He Ferland | Sainte-Anne-De-Beaupré | he |
| Chemical Computing Group | Montréal | Life Sciences and Health Technologies (LSHT) |
| Cheminées Sécurité | Laval | Life Sciences and Health Technologies (LSHT) |
| Chemtrade Logistics | Montréal | Life Sciences and Health Technologies (LSHT) |
| Chertkow, Howard | Westmount | Health Services |
| Chocolaterie Heyez | Saint-Bruno | Tout Commerces au détail |
| CHORUS, DANCING & PIANO LESSONS/Laval Hell. Comm. | Laval | Blue Pages |
| Cirion Biopharma Recherche Inc. | Laval | Life Sciences and Health Technologies (LSHT) |
| Clinique D'Ortherapie Kineform | Montréal | Alternative Health |
| Clinique dentaire Heydari | Montréal | Tout Entreprises et services |
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| Clinique Dermo Esthetique Medica Clinique Revolution | Montréal | Health and Beauty |
| Clinique du Voyageur par Summit Health - Laval | Montréal | Medical Clinics |
| Clinique du Voyageur par Summit Health - Montréa l Centre-Ville | Montréal | Automobiles, Medical Clinics |
| Clinique Esther Morin Inc | Verdun | Beauty & Health Spas |
| Clinique Médicale Métro St-Michel | Montréal | Health Services |
| Clinique Therapie Laser | Brossard | Addiction Treatments & Information, Alternative Health |
| CLSC St-Henri | Montréal | Blue Pages |
| Clémence Bauche Sophrologue Montréal | Montréal | Health and Beauty |
| Cogilex Recherche et Développement inc. | Kenilworth | Life Sciences and Health Technologies (LSHT) |
| Coiffure Esthétique Marie-Helene | Anjou | Beauty & Fitness, Hairdressers & Beauty Salons |
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| Coiffure Helgi Enr | Saint-Hubert | Beauty & Fitness, Hairdressers & Beauty Salons |
| Communauté hellénique du Grand Mont... | Côte-Des-Neiges | Tout Communautés et société |
| COMMUNITY CENTER OF SOUTH SHORE/Hell. Comm. Of Mtl | Montréal | Blue Pages |
| Corbin Therapeutics Inc. | Square | Life Sciences and Health Technologies (LSHT) |
| Corporation Headway | Anjou | Apartments |
| Cosmas Therapeutics Inc. | Montréal | Life Sciences and Health Technologies (LSHT) |
| Couvre-Planchers Dany Bélanger Inc. | Saint-Henri | Flooring |
| Crescita Therapeutics Inc. | Renaud | Life Sciences and Health Technologies (LSHT) |
| Cura Therapeutics | Regent | Life Sciences and Health Technologies (LSHT) |
| Cutting Hedge Landscaping | Montréal | Landscaping |
