| Agence de placement Synergie | Boucherville | Tout Entreprises et services |
| Agence DoubleXpresso | Boucherville | Tout Entreprises et services |
| Agences Roger Boutin Inc | Boucherville | Business Brokers |
| Ai Hue Phu | Léonard | ai |
| AIR IMEX Ltée | Montréal | Aerial Photographers |
| Air Sem Climatisation - Chauffage - Thermopompe | Boucherville | Air Purifiers |
| Air View Concept | Brossard | Aerial Photographers |
| Air-Sodem Inc | Boucherville | Air Conditioning Contractors |
| Aircam.ca | Saint Jean | Tout Entreprises et services |
| Airviews | Montréal | Aerial Photographers |
Publicité (Desktop) Publicité (Mobile) |
| Airviews - Imageries Aériennes | Montréal | Aerial Photographers |
| Aj Tremblay | Boucherville | aj |
| Ajr Photobooth | Montréal | Balloons |
| Alerte 2000 Inc. | Boucherville | Tout Entreprises et services |
| Algorithme Pharma | Laval | Pharmacy |
| Algorithme Pharma Inc | Mont-Royal | Analytical & Testing Laboratories |
| Algorithme Pharma Inc. - Une Compagnie d'Altasciences | Laval | Life Sciences and Health Technologies (LSHT) |
| Align Aerospace | Boucherville | Aviation Consultants & Services |
| Aliments Johnvince | Boucherville | Agri-food |
| Aliments Newly Weds | Boucherville | Agri-food |
Publicité (Desktop) Publicité (Mobile) |
| Aliments Phillip Viens Inc | Montréal | Shopping Mall |
| Allostera Pharma Inc | Chomedey | Pharmacy |
| Alpha DNA | Stn D | Life Sciences and Health Technologies (LSHT), Tout Entreprises et services |
| Alpha Natura | Montréal | Physiotherapy |
| Alpharegul | Boucherville | Tout Entreprises et services |
| Altamed Pharma | Montréal | Life Sciences and Health Technologies (LSHT) |
| Altasciences | Laval-Des-Rapides | Tout Entreprises et services |
| Altasciences (Algorithme Pharma Inc.) | Montréal | Life Sciences and Health Technologies (LSHT) |
| Alter Action | Laval | Physiotherapy |
| Amadea S. Kezar Physiothérapie | Westmount | Physiotherapy |
Publicité (Desktop) Publicité (Mobile) |
| Amarie-Josée Rompré Photographe | Montréal | Tout Commerces au détail |
| Ameublement Simard Inc | Boucherville | Furniture Stores |
| Amplia Pharmatek | Montréal | Life Sciences and Health Technologies (LSHT) |
| AMRIKART R.C. INC. | Boucherville | Aerospace |
| AMS Physiotherapy & Rehabilitation Centre | Dorval | Physiotherapy |
| Amstik Inc. | Riviere-Des-Prairies | Tout Entreprises et services |
| Amusez-Vous! | Sainte-Julie | Tout Arts et divertissement |
| Andrea Flütsch | Westmount | Physiotherapy |
| Anixter Canada | Boucherville | Information Technologies (IT) |
| Anja Trommer | Montréal | Physiotherapy |
Publicité (Desktop) Publicité (Mobile) |
| Anna Goodson Illustration Agency | Ndg | Tout Entreprises et services |
| Anne Cormier Thérapeute en relation d'aide | Montréal | Physiotherapy |
| Annie Claude Hogue Physiothérapeute. Château de cirque | Montréal | Health Services |
| Annie Perron | Boucherville | Balconies |
| Annie-Claude Charlebois, Physiothérapeute | Saint-Lambert | Physiotherapy |
| Anthony Rancourt | Ndg | Tout Commerces au détail |
| Anthony Rancourt photographe | Notre-Dame-De-Grâce | Tout Entreprises et services |
| Anthony Teoli Physiothérapeute | Laval | Physiotherapy |
| APL Construction | Boucherville | Building Contractors |
| Apotex Inc. | Pointe-Claire | Tout Entreprises et services |
