| A Faire | Saint-Léonard | Shopping Mall |
| A G Performance Spécialités Limitée | Montréal | Auto Part Manufacturers & Wholesalers |
| A J M International Sports Ltd | Montréal | Calendars |
| A Ky | Sainte-Marthe-Sur-Le-Lac | ky |
| A L'Option Santé Chiropratique | Saint-Hubert | Chiropractors |
| A Votre Sante HB | Montréal | Medical Clinics |
| A Way of Life , CDL centre Sportif | Montréal | Fitness Gyms |
| A&C American Chemicals | Montréal | Life Sciences and Health Technologies (LSHT) |
| A+ Products Canada Inc | Montréal | Buckles |
| A-Plus Nettoyage | Montréal | Cleaning Services, Cleaning Service |
Advertisement (Desktop) Advertisement (Mobile) |
| A. D. Entretien Ménager | Montréal | Cleaning Services, Cleaning Service |
| A. E. Blake Sales Ltd. | Montréal | Tout Entreprises et services |
| A. Landry Peintre A. Landry, Rénovation | Saint-Léonard | Flooring |
| A.C.C.E.S Ltée | Saint-Philippe | Furniture Stores |
| A.D.A.M | Montréal | Information Technologies (IT) |
| A.D.I. Art Design International Inc... | Saint-Hubert | Tout Entreprises et services |
| A.E. Blake Sales | Montréal | Adhesives & Glues |
| A.Fucito Landscaping Inc. | Côte Saint-Luc | Landscaping |
| A.J.M. International Sports Promoti... | Montréal | Tout Entreprises et services |
| A.L Service Entretien Résidentiel Et Commercial | Montréal | Cleaning Services, Cleaning Service |
Advertisement (Desktop) Advertisement (Mobile) |
| A.P. PACIFIC Nettoyage de Tapis | Laval | Cleaners (Buildings & Carpets), Home Decoration & Maintenance |
| A1 Agences Techniques Inc. | Montréal | Tout Entreprises et services |
| A1 Agencies Techniques | Montréal | Air Conditioning Contractors |
| A1 Machinery | Saint-Bruno | Tout Entreprises et services |
| A1 Tires 514 | Montréal | Balancing Service |
| A2D | Duvernay Et Saint-Vincent-De-Paul | Tout Entreprises et services |
| AA Electroménagers | Montréal | Appliance Repair |
| AA Studios | Montréal | Information Technologies (IT) |
| AAA Canada | Montréal | Aerospace, Aircraft Maintenance, Service & Storage |
| Aaa Orient Expresse | Mont-Royal | Cleaning Services, Cleaning Service |
Advertisement (Desktop) Advertisement (Mobile) |
| AAF International | Montréal | Life Sciences and Health Technologies (LSHT) |
| Aaron Balaban Leasing Enr | Montréal | Car Leasing |
| Abattage élagage Saint-Laurent | Blainville | Tout Entreprises et services |
| ABB | Montréal | Clean Technologies |
| ABB Inc | Montréal | Electricians |
| ABB Inc | Montréal | Electricians |
| ABB Inc. | Montréal | Tout Entreprises et services |
| Abbaye Val Notre-Dame | Saint-Jean-De-Matha | Tout Commerces au détail, Tout Communautés et société |
| Abbott Canada (Abbott Nutrition & Santé Animale) | Montréal | Life Sciences and Health Technologies (LSHT) |
| Abbott Laboratories Limited | Montréal | Tout Entreprises et services |
Advertisement (Desktop) Advertisement (Mobile) |
| Abbvie | Boisbriand | Life Sciences and Health Technologies (LSHT) |
| Abbvie (Corporation) | Montréal | Life Sciences and Health Technologies (LSHT) |
| AbbVie Corporation | Montréal | Life Sciences and Health Technologies (LSHT) |
| AbbVie Inc. | Montréal | Tout Entreprises et services |
| ABC Emballuxe Inc | Montréal | Tout Entreprises et services, Bakery Supplies |
| ABC Emballuxe Inc | Montréal | Bakery Supplies |
| Abdel Wajed Doumi El Baqqali | Saint-Lambert-De-Lauzon | el |
| Abe & Mary's | Montréal | Boutiques |
| ABE Climatisation Inc. | Saint-Léonard | Air Purifiers |
| Abel Excavation Enr | Saint-Léonard | Plumbing |
