| Acme Vacuum Compagnie Ltée | Montréal | Tout Entreprises et services |
| ACRoyal | Saint-Léonard | Tout Entreprises et services |
| Adex Systems Inc. | Riviere-Des-Prairies | Tout Entreprises et services |
| Admicom | Montréal | Bookkeeping Software & Accounting Systems |
| Aesus Systems, Inc. | Pointe-Claire | Tout Entreprises et services |
| Agotech | Laval | Car Alarm Systems |
| Airco Den Bec | Longueuil | Air Conditioning Systems & Parts |
| Airtec Contrôle | Saint-Hubert | Air Conditioning Systems & Parts |
| Alain Berthiaume CPA Inc | Longueuil | Bookkeeping Software & Accounting Systems |
| Alarme Securi-Tek | Montréal | Car Alarm Systems |
Publicité (Desktop) Publicité (Mobile) |
| Alarmes et Antivols Sécurimax Inc | Saint-Jérôme | Car Alarm Systems |
| ALDO Accessoires | Montréal | Air Conditioning Systems & Parts |
| Alert Fire Protection - Alert Sprinklers Inc | Châteauguay | Automatic Fire Sprinkler Systems |
| Alert Fire Protection - Alert Sprinklers Inc | Châteauguay | Automatic Fire Sprinkler Systems |
| Allia Expertise Inc | Saint-Bruno | Bookkeeping Software & Accounting Systems |
| Anderson Accounting | Montréal | Bookkeeping Software & Accounting Systems |
| Annexair Inc | Montréal | Air Conditioning Systems & Parts |
| Aqua Feu Protection Incendie Inc | Laval | Automatic Fire Sprinkler Systems |
| Aqua-Jet | Greenfield Park | Chemical & Pressure Cleaning Systems |
| Aquajet Restauration Inc | Montréal | Tout Entreprises et services, Chemical & Pressure Cleaning Systems |
Publicité (Desktop) Publicité (Mobile) |
| Arvanitis & Fiacco Accounting Services Inc | Dollard Des Ormeaux | Bookkeeping Software & Accounting Systems |
| AS Hanging Display Systems | Brossard | Shopping Mall |
| As Hanging Systems | Brossard | Shopping Mall |
| Ascendie Goliath | Boucherville | Automatic Fire Sprinkler Systems |
| ASE Equipements Inc | Saint-Jean-Sur-Richelieu | Automation Systems & Equipment |
| Aslen Stratégies D'Affaires | Brossard | Bookkeeping Software & Accounting Systems |
| Aslen Stratégies D'affaires | Longueuil | Bookkeeping Software & Accounting Systems |
| Aspirateur West Island Vacuum | Montréal | Appliance Manufacturers & Wholesalers |
| Ateliers Mobiles Compagnie Centrale de Plomberie & Chauffage (1981) Co Ltée | Montréal | Plumbing |
| Atex Inc | Montréal | Business Forms & Systems |
Publicité (Desktop) Publicité (Mobile) |
| ATI Conception & Automatisation Inc | Laval | Automation Systems & Equipment |
| Atlantis Pompe & Filtration | Saint-Léonard | Chemical & Steam Cleaning Systems |
| Atome Distributeur Inc | Brossard | Business Forms & Systems |
| Auper Electronic Controls Inc. | Ste-Rose | Tout Entreprises et services |
| Auto Perfect Son | Laval | Car Radios & Stereo Systems |
| Auto Perfect-Son Inc | Laval | Car Alarm Systems |
| 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 |
Publicité (Desktop) Publicité (Mobile) |
| 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 |
| 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 |
