| 1976 Montreal Olympic Stadium | Montréal | Tout Informations générales |
| 9141-2148 Québec Inc | Westmount | Cleaning Services, Cleaning Service |
| A Couture | Lasalle | Couture, COUTURE |
| A Couture | Lasalle | Couture, COUTURE |
| ABP Consultants en personnel | Westmount | Tout Entreprises et services |
| Abris Adam | Saint-Hubert | Tout Commerces au détail, Tout Entreprises et services |
| ABZ Assurances-Insurance | Westmount | Car Insurance |
| AC Lasalle | Sainte-Catherine | Cabinet Makers |
| ACA | Westmount | Collection Agencies |
| Académie Ballet Flamenco Lina Moros | Westmount | Tout Enseignement et savoir |
Publicité (Desktop) Publicité (Mobile) |
| Acier Wirth Steel | Westmount | Aluminum |
| Action Sport Physio | Westmount | Tout Entreprises et services, Physiotherapy |
| Actron Electrique 2000 Inc | Lasalle | Electricians |
| Adam & Eve Agency | Montréal | Beauty & Fitness, Hairdressers & Beauty Salons |
| Adam Ant - Montreal | Montréal | Tout Informations générales |
| Adam Et Eve | Montréal | Boutiques |
| Adam Leith Gollner | Montréal | Tout Arts et divertissement |
| Adam Sofineti | Montréal | Tout Informatique et internet |
| Adam's Cleaning Service | Montréal | Cleaning Services, Cleaning Service |
| Adams Viennese Bakery | Montréal | Baked Goods Wholesalers |
Publicité (Desktop) Publicité (Mobile) |
| Adelman, Adam | Westmount | Boutiques |
| ADT Déménagement et Entreposage | Lasalle | Tout Entreprises et services |
| Advanceit Financial Corp | Westmount | Computer Networking |
| Adven | Lasalle | Airline Ticket Agencies |
| Agence de Recouvrement Lasalle Inc | Montréal | Collection Agencies |
| Agi Électrique 9377-0295 Québec Inc | Lasalle | Electricians |
| Air-Therm Inc | Westmount | Plumbing |
| Airtech Armstrong | Lasalle | Air Purifiers |
| AJM Unifer Soudure | Lasalle | Balconies |
| Alfa Romeo Montreal | Montréal | Tout Informations générales |
Publicité (Desktop) Publicité (Mobile) |
| Allard & Ricard Inc | Lasalle | Plumbing |
| Allard Technologies Inc. | Lasalle | Tout Entreprises et services |
| Allion Elementary School | Lasalle | Tout Enseignement et savoir |
| Alpha plantes | Lasalle | Tout Commerces au détail |
| Altea Furniture | Westmount | Antique Restoration, Refinishing & Repair |
| Alternativa Massage & Rehabilitation | Lasalle | Massage Therapy |
| AM1280 CFMB | Westmount | Tout Médias montréalais |
| Amadea S. Kezar Physiothérapie | Westmount | Physiotherapy |
| AmorChem Holdings Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
| AmorChem Therapeutics Inc | Westmount Square | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| Anderson Inc | Lasalle | Bakery Equipment, Bakery Supplies |
| Andrea Flütsch | Westmount | Physiotherapy |
| André Ferron, sculpteur | Lasalle | Tout Arts et divertissement |
| Antiquites Coach House Enr | Westmount | Antique Dealers |
| Aplast Canada Inc | Westmount | Home Improvement |
| AquaExpert | Westmount | Aquariums & Supplies |
| Aramark Canada Ltée | Lasalle | Coffee Machines & Roasting Equipment |
| Aramark Refreshment | Lasalle | Coffee Break Services & Supplies |
| Architecture Baccanale | Lasalle | Architectural & Construction Specifications |
| Armoires De Cuisine Et Comptoirs Lasalle | Greenfield Park | Beds |
