| Atex Inc | Montréal | Business Forms & Systems |
| ATI Conception & Automatisation Inc | Laval | Automation Systems & Equipment |
| Atlantis Pompe & Filtration | Saint-Léonard | Chemical & Steam Cleaning Systems |
| Atome Distributeur Inc | Brossard | Business Forms & Systems |
| Auberge St-Louis | Dorval | Apartment Hotels |
| Audionova Inc. | Dorval | Tout Commerces au détail |
| Auper Electronic Controls Inc. | Ste-Rose | Tout Entreprises et services |
| Auto Bugatti Inc. | Dorval | Tout Commerces au détail |
| Auto Perfect Son | Laval | Car Radios & Stereo Systems |
| Auto Perfect-Son Inc | Laval | Car Alarm Systems |
Publicité (Desktop) Publicité (Mobile) |
| Auto Sai Inc | Dorval | Tire Shop |
| Auto Son Rmr | Mont-Royal | Car Radios & Stereo Systems |
| Automacad Inc | Candiac | Automation Systems & Equipment |
| Automat Solutions | Montréal | Automation Systems & Equipment |
| Automation Industriel April Inc | Chomedey | Automation Systems & Equipment |
| Automation LCV | Boucherville | Automation Systems & Equipment |
| Automation Machine Design Inc | Saint-Hubert | Automation Systems & Equipment |
| Automation Plan | Boucherville | Automation Systems & Equipment |
| Automatisation Cilco Inc | Charlemagne | Automation Systems & Equipment |
| Automatisation De Système & Service SAS | Longueuil | Automation Systems & Equipment |
Publicité (Desktop) Publicité (Mobile) |
| Automatisation Everest Inc | Dollard Des Ormeaux | Automation Systems & Equipment |
| Automatisation Everest Inc | Pointe-Claire | Automation Systems & Equipment |
| Automatisation Idexpac Inc | Saint-Jean-Sur-Richelieu | Automation Systems & Equipment |
| Automatisation Optima Inc | Saint-Jean-Sur-Richelieu | Automation Systems & Equipment |
| Automatisation Optima Inc | Saint-Jean-Sur-Richelieu | Automation Systems & Equipment |
| Automatisation Reach | Laval | Automation Systems & Equipment |
| Automatisation Solumis | Sainte-Julie | Automation Systems & Equipment |
| Avant-Garde Technologie Cfma Inc | Chomedey | Automation Systems & Equipment |
| Avantage Automatisation | La Prairie | Automation Systems & Equipment |
| Avantage L C Inc | Chambly | Bookkeeping Software & Accounting Systems |
Publicité (Desktop) Publicité (Mobile) |
| AVIATION MBBH Inc. | Dorval | Aerospace |
| Avis | Dorval | Tout Commerces au détail |
| Aviva Solutions Inc. | Dorval | Tout Informatique et internet |
| Azad Fine Chemicals | Dorval | Chemicals |
| Aéroport International de Montréal-Trudeau YUL | Dorval | Airports |
| Aéroports de Montréal | Dorval | Airports |
| Aéroports de Montréal (ADM) | Dorval | Tout Entreprises et services, Tout Tourisme et hôtels |
| Aéroports Internationaux de Montréal-Trudeau et Montréal-Mirabel | Dorval | Airports |
| b At order | Dorval | at |
| Babysitting & Cleaning services | Dorval | Babysitting Services |
Publicité (Desktop) Publicité (Mobile) |
| Bain Depot | Dorval | Bathroom Accessories |
| Baked2go | Dorval | Tout Commerces au détail |
| Barazin Raphael | Montréal | Bookkeeping Software & Accounting Systems |
| Barwood-Pilon | Dorval | Tout Entreprises et services |
| Baseline Telematique Inc | Laval | Car Alarm Systems |
| Batesville Canada | Dorval | Tout Entreprises et services |
| Batrik Medical Manufacturing Inc | Dorval | Life Sciences and Health Technologies (LSHT) |
| BCO Québec Inc | Montréal | Air Conditioning Contractors, Air Conditioning Systems & Parts |
| BEAM Duovac | Laval | Central Vacuum Systems |
| Beauregard & Associés | Saint-Hubert | Bookkeeping Software & Accounting Systems |
