| Agat Laboratories | Montréal | Analytical & Testing Laboratories |
| Air Data Inc | Mont-Royal | Aerospace, Aircraft Parts, Engines & Avionics, Tout Entreprises et services |
| AIR IMEX Ltée | Montréal | Aerial Photographers |
| AIR RESEARCH TECHNOLOGY INC. | Montréal | Aerospace |
| Air Saphir - Qualité d'air | Laval | Analytical & Testing Laboratories |
| Air View Concept | Brossard | Aerial Photographers |
| Air-Ins Inc | Varennes | Analytical & Testing Laboratories |
| AIRCRAFT EQUIPMENT & SUPPORT SERVICES | Dorval | Aerospace |
| Airmax Environnement | Montréal | Analytical & Testing Laboratories |
| AIRNAV ELECTRONIC | Dorval | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| Airnav Électronique Ltée | Dorval | Tout Entreprises et services |
| Airviews | Montréal | Aerial Photographers |
| Airviews - Imageries Aériennes | Montréal | Aerial Photographers |
| Alain Delorme Urbaniste | Brossard | Analytical & Testing Laboratories |
| Algorithme Pharma Inc | Mont-Royal | Analytical & Testing Laboratories |
| Align Aerospace | Boucherville | Aviation Consultants & Services |
| Alphacasting Inc. | Montréal | Aerospace, Tout Entreprises et services |
| ALSIM | Montréal | Aerospace |
| ALTA PRÉCISION INC. | Anjou | Aerospace |
| AltaSciences Inc | Laval | Analytical & Testing Laboratories |
Publicité (Desktop) Publicité (Mobile) |
| ALTITUDE AEROSPACE | Montréal | Aerospace |
| Altitude Aerospace Inc | Montréal | Aircraft Maintenance, Service & Storage |
| Altitude Aerospace Inc | Montréal | Aircraft Maintenance, Service & Storage |
| ALUBOX (DIVISION DE JE LORTIE COMPAGNIE LTÉE) | Montréal | Aerospace |
| Amec Earth & Environmental | Des Sources | Asbestos Testing & Consultants |
| American Eagle & Aerie | Brossard | Clothing Manufacturers & Wholesalers |
| AMESYS | Montréal | Aerospace |
| Amiante National Asbestos | Montréal | Asbestos Testing & Consultants |
| AMPHENOL AIR LB NORTH AMERICA INC. | Saint-Hubert | Aerospace |
| AMRIKART R.C. INC. | Boucherville | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| Anne-Marie Picard | Laval | Real Estate Agents |
| AP&C Revêtements et Poudres Avancées | Montréal | Aerospace |
| AP&C Revêtements et Poudres Avancées | Montréal | Aerospace |
| Apex Aérospatial Inc | Montréal | Aircraft Maintenance, Service & Storage |
| AQUACOUPE TECHNOLOGY INC. | Mirabel | Aerospace |
| Aqualabo | Montréal | Analytical & Testing Laboratories |
| ARTEC TECHNOLOGIES | Montréal | Aerospace |
| Association Internationale du Transport Aérien (IATA) | Montréal | International Organizations |
| ASSYSTEM PRODUCT ENGINEERING CANADA | Montréal | Aerospace |
| ATD DESIGN SERVICES (4071468 CANADA INC.) | Sainte-Geneviève | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| Atlas Pharma Inc | L Rap | Analytical & Testing Laboratories |
| AVERNA TECHNOLOGIES INC. | Montréal | Aerospace |
| AVIALL CANADA LIMITED | Boisbriand | Aerospace |
| AVIANOR | Mirabel | Aerospace |
| Avianor Inc. | Mirabel | Tout Entreprises et services |
| AVIATION MBBH Inc. | Dorval | Aerospace |
| AVIATRON INC. | Montréal | Aerospace |
| Avior Integrated Products | Laval | Tout Entreprises et services |
| AVIOR INTEGRATED PRODUCTS INC. (LAVAL) | Laval | Aerospace |
| AVITEC (OUTILLAGES) INC. | Montréal | Aerospace |
