| Adtran Canada | Montréal | Information Technologies (IT) |
| Aei Aviation (Canada) Inc. | Brossard | Aircraft Parts, Engines & Avionics |
| Aerospace Concepts of Canada Inc | Montréal | Aviation Consultants & Services |
| Aerzen Canada Inc. | Vaudreuil-Dorion | Tout Entreprises et services |
| AES Chemunex Canada | Laval | Life Sciences and Health Technologies (LSHT) |
| Affacturage Canada Inc. | Dorval | Tout Entreprises et services |
| Agence Parcs Canada | Montréal | Not Profit, library |
| Agence Universitaire de la Francoph... | Côte-Des-Neiges | Tout Enseignement et savoir |
| Agilent Technologies Canada Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
| Agilent Technologies Canada Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| AGRICULTURE AND AGRI-FOOD CANADA | Montréal | Blue Pages |
| Air Canada Cargo | Montréal | Airlines |
| Air Canada Reservations | Montréal | Airlines |
| Air Création Canada Inc | Saint-Mathieu-De-Beloeil | Aircraft & Flight Schools |
| AJA Construction Inc | Saint-Hubert | Bathroom Renovations |
| Alain Couture | Montréal | Couture, COUTURE |
| Alba Construction | Montréal | Home Improvement |
| AlbCad Design | Laval | Architectural & Construction Specifications |
| Alcatel-Lucent Canada | Montréal | Information Technologies (IT) |
| Alcoa Canada | Montréal | Aluminum |
Publicité (Desktop) Publicité (Mobile) |
| Alcoa Canada Cie | Montréal | Aluminum, Aluminum Fabricators |
| Aldo Construction | Montréal | Tout Entreprises et services |
| Alex Berthiaume Et Fils | Vimont | All-Terrain Vehicles |
| Alice and smith | Montréal | Information Technologies (IT) |
| Aligo | Montréal | Information Technologies (IT) |
| Aliments Conagra Canada Inc. | Boisbriand | Agri-food |
| Aliments Dole Canada | Laval | Agri-food |
| Aliments Morehouse Canada Inc | Lachine | Agri-food |
| Aliments Ronzoni du Canada (Les) | Montréal | Agri-food |
| Allan & Son Construction Inc | Montréal | Roofing |
Publicité (Desktop) Publicité (Mobile) |
| Allard Motor Works Inc | Montréal | Automobiles, car Dealers |
| Allbudget Moving & Storage-Canada | Montréal | Moving Companies |
| Alliance Acoustique | Brossard | Architectural & Construction Specifications |
| Alliance de la Fonction Publique du Canada | Montréal | Community Service & Charitable Organizations |
| Allied Technical Sales Inc | Laval | Architectural & Construction Specifications |
| Allunox | Ste-Rose | Tout Entreprises et services |
| Allège et linteau De Montréal | Ville-Émard Et Côte-Saint-Paul | Tout Entreprises et services |
| Altair Engineering Canada | Montréal | Information Technologies (IT) |
| Altapex Construction | Montréal | Building Contractors |
| Altapex Construction Inc. | Petite-Patrie | Tout Entreprises et services |
Publicité (Desktop) Publicité (Mobile) |
| Altaï Canada | Montréal | Tout Tourisme et hôtels |
| Alten Canada Inc | Montréal | Information Technologies (IT) |
| Altium | Montréal | Architectural & Construction Specifications |
| Alto Shaam Canada | Montréal | Commercial Kitchen Equipment |
| Aluminium Walker | Longueuil | Tout Entreprises et services, Balconies |
| Ambex Technologies de Béton Inc. | Laval (vimont) | Tout Entreprises et services |
| Amc Canada | Montréal | Airlines |
| AMD Ritmed Inc. | Québec | Life Sciences and Health Technologies (LSHT) |
| Amerella du Canada Ltée | Montréal | Tout Entreprises et services |
| Ameresco Canada Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
