| 3D Aluminum Inc. | Brossard | Aluminum |
| 7 Brothers Landscaping Inc | Sainte-Geneviève | Christmas Trees |
| 77 Design | Montréal | Aluminum |
| 9032-2253 Québec Inc | Pointe-Aux-Trembles | Aluminum |
| 9331-5422 Québec Inc | Sainte-Julie | Beauty & Fitness, Hairdressers & Beauty Salons |
| A & D Prevost Inc | Richelieu | Aluminum Products |
| A Antiquité Arsène Enr | Sainte-Rose | Antique Dealers |
| A Couture | Sainte-Catherine | Couture, COUTURE |
| A Ky | Sainte-Marthe-Sur-Le-Lac | ky |
| AAA Canada | Montréal | Aerospace, Aircraft Maintenance, Service & Storage |
Publicité (Desktop) Publicité (Mobile) |
| Abrasifs Primex Inc | Sainte-Julie | Abrasives |
| Abrasifs Primex Molemab Inc | Sainte-Julie | Abrasives |
| AC Lasalle | Sainte-Catherine | Cabinet Makers |
| Accélérateur HEC-Banque Nationale | Montréal | Startup Ecosystem |
| Acensi Canada | Montréal | Information Technologies (IT) |
| Acier Century Inc | Brossard | Aluminum |
| Acier Lachine Inc | Lachine | Aluminum |
| Acier Leroux Inc | Boucherville | Aluminum |
| Acier Omega Ltée | Saint-Léonard | Aluminum |
| Acier Ouellette Inc | Salaberry-De-Valleyfield | Aluminum |
Publicité (Desktop) Publicité (Mobile) |
| Acier Picard | Varennes | Aluminum |
| Acier Wirth Steel | Westmount | Aluminum |
| Ae Fournier | Sainte-Therese | ae |
| Aide a domicile-Isabelle | Sainte Julie | Cleaning Services, Cleaning Service |
| Airmax Climatisation | Sainte-Catherine | Air Purifiers |
| Al-Ré Pierre Aluminium Enr | Brossard | Aluminum |
| Alcan Inc | Montréal | Aluminum, Aluminum Fabricators |
| Alclaurey Aluminium Inc | Brossard | Aluminum |
| Alcoa Canada | Montréal | Aluminum |
| Alcoa Canada Cie | Montréal | Aluminum, Aluminum Fabricators |
Publicité (Desktop) Publicité (Mobile) |
| Alger Aluminium (1989) Enr | Laval | Aluminum |
| Allied Aluminum Products Compagny Inc | Montréal | Aluminum Products |
| Alphacasting Inc. | Montréal | Aerospace, Tout Entreprises et services |
| Alternateur Démarreur Roussillon Enr | Sainte-Catherine | Alternators & Starters |
| Alumicor Limited | Montréal | Aluminum, Aluminum Products, Architects |
| Alumilex | Montréal | Aluminum |
| Alumina | Saint-Léonard | Aluminum |
| Aluminium Adm et Fils | Laval | Aluminum |
| Aluminium Alouette Inc | Longueuil | Aluminum |
| Aluminium André Gagnon | Brossard | Aluminum |
Publicité (Desktop) Publicité (Mobile) |
| Aluminium Austria Metall Quebec Inc | Montréal | Aluminum |
| Aluminium C Bouchard & Fils Inc | Terrebonne | Aluminum Products |
| Aluminium D Gravel Inc | Saint-Hubert | Aluminum |
| Aluminium Distinction | Anjou | Aluminum, Aluminum Fabricators |
| Aluminium Distinction | Montréal | Aluminum, Aluminum Fabricators |
| Aluminium DP | Longueuil | Aluminum Products |
| Aluminium E. Delaunais | Brossard | Aluminum |
| Aluminium Elron Inc | Dollard Des Ormeaux | Aluminum Products |
| Aluminium Fenebel 1964 Inc | Montréal | Aluminum, Aluminum Products |
| Aluminium L Lauzon | Verdun | Aluminum |
