| Centre médical Westmount | Westmount | Tout Entreprises et services |
| Centre Médical Westmount | Montréal | Medical Clinics |
| Centre Médical Westmount Square | Westmount | Medical Clinics |
| Charlotte & Gabrielle | Westmount | Clothing Stores |
| Chertkow, Howard | Westmount | Health Services |
| Cheveux Extrêmes Inc | Westmount | Beauty & Fitness, Hairdressers & Beauty Salons |
| Cheveux Extrêmes/Extreme Hair | Westmount | Beauty Salon Equipment & Supplies |
| Chez Nick | Westmount | Tout Bars et restaurants |
| Chubikphysio | Westmount | Physiotherapy |
| Church Pub | Verdun | Brasseries |
Publicité (Desktop) Publicité (Mobile) |
| Clinique Dentaire Claremont | Westmount | Dentists |
| Clinique dentaire NDG-Westmount | Notre-Dame-De-Grâce | Tout Entreprises et services |
| Clinique Esthétique Et Coiffure Dermadiba | Westmount | Beauty & Fitness, Hairdressers & Beauty Salons |
| Clinique Intersanté Westmount | Westmount | Health Services |
| Clinique Mocca | Westmount | Health and Beauty |
| Club de Boulingrin de Westmount Lawn Bowling C lub | Westmount | Bowling |
| Coach Luxury | Westmount | Tout Commerces au détail |
| Coiffure Jean John | Westmount | Beauty & Fitness, Hairdressers & Beauty Salons |
| Collage Pediatric Therapy | Westmount | Medical Clinics |
| Collège International de Marcelline | Westmount | Tout Enseignement et savoir |
Publicité (Desktop) Publicité (Mobile) |
| Collège Unica | Westmount | Tout Enseignement et savoir |
| Communicor | Westmount | Advertising Agencies |
| Compo-Pub DBP Inc | Longueuil | Brasseries |
| Corbin Therapeutics Inc. | Square | Life Sciences and Health Technologies (LSHT) |
| Corbin thérapeuthique | Montréal | Life Sciences and Health Technologies (LSHT) |
| Cornell Trading Ltd. | Westmount | Tout Commerces au détail |
| Corporatek | Westmount | Tout Informatique et internet |
| Corporation Financiere MR | Westmount | Tout Entreprises et services |
| Crowe BGK | Westmount | Tout Entreprises et services |
| Davicci | Westmount | Boutiques |
Publicité (Desktop) Publicité (Mobile) |
| Dawson College | Westmount | Tout Enseignement et savoir |
| Decarel Inc. | Westmount | Tout Entreprises et services |
| Deutschman Design Inc. | Westmount | Tout Entreprises et services |
| DG Entertainment | Westmount | Tout Enseignement et savoir, Tout Entreprises et services |
| Dh Tingley | Westmount | dh |
| Dlux Design Concepts | Westmount | Fitness Gyms |
| Don B Comber | Montréal | Brasseries |
| Doo Salon | Westmount | Beauty & Fitness, Hairdressers & Beauty Salons |
| Dorais André R | Westmount | Bankruptcy Lawyers |
| Dorel | Westmount | Tout Entreprises et services |
Publicité (Desktop) Publicité (Mobile) |
| Dr Claudia Giambattistini | Westmount | Dentists |
| Dr David Auerbach | Westmount | Dentists |
| Dr David Baker | Westmount | Dentists |
| Dr Marcelo Bercovici | Westmount | Dentists, Tout Entreprises et services |
| Dr Nabil Fanous | Westmount | Tout Entreprises et services |
| Dr Richard H Rapoport | Westmount | Dentists |
| Dr Rosanne Kozloff | Westmount | Dentists |
| Dr Tse Quinbert | Westmount | Automobiles, Dentists, Not Profit |
| Dr. Arthur Swift | Westmount | Tout Entreprises et services |
| Dr. Danny Gagnon, Psychologue | Westmount | Tout Entreprises et services |
