| 100Douleurs.Com | Montréal | Health and Beauty |
| 360 DTX | Montréal | Health Services |
| 360 Medlink | Montréal | Life Sciences and Health Technologies (LSHT) |
| 514 Hébergement | Montréal | Tout Informatique et internet |
| 7571470 Canada Inc. (Opus Pharma) | Montréal | Life Sciences and Health Technologies (LSHT) |
| 9037-7797 Quebec Inc / Novatek International | Guenette | Life Sciences and Health Technologies (LSHT) |
| 93687051 Quebec Inc | Montréal | Alternative Health |
| 9415-8151 Québec inc. (Neure Nate) | Peel | Life Sciences and Health Technologies (LSHT) |
| 99andbeyond (anciennement Solutions CognitiveChem inc.) | Dépatie | Life Sciences and Health Technologies (LSHT) |
| A & C Produits chimiques Américains | De Baene | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| A + Solutions Home Healthcare Inc | Montréal | Care Homes |
| A La Clinique De Denturologie Et D'Implantologie Malo Caron Et Associés | Montréal | Dentists |
| A La Clinique Dentaire Dr Joseph Henry | Montréal | Automobiles, Dentists, Not Profit |
| A La Clinique Dentaire St-Denis | Montréal | Dentists, Service D'urgence Dentaire |
| A La Clinique Medicale Mont Royal | Montréal | Medical Clinics |
| A Piece of Heaven Cakes | Longueuil | Bakeries |
| A&C American Chemicals | Montréal | Life Sciences and Health Technologies (LSHT) |
| A1 Isolation | Varennes | Cold & Heat Insulation Contractors |
| AAF International | Montréal | Life Sciences and Health Technologies (LSHT) |
| Abbott Canada (Abbott Nutrition & Santé Animale) | Montréal | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (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) |
| Abe Cohen Plumbing & Heating Inc | Montréal | Plumbing |
| Abe Cohen Plumbing Heating Inc | Montréal | Plumbing |
| ABEONA SYSTEMS INC. | Montréal | Life Sciences and Health Technologies (LSHT) |
| Abio Cosmetic | Bois-Des-Filion | Health and Beauty |
| Able Chinese Acupuncture Clinic | Montréal | Acupuncturists, Alternative Health |
| Absolute Kutz | Repentigny | Health and Beauty |
| AC Clinique | Montréal | Acupuncturists |
Publicité (Desktop) Publicité (Mobile) |
| Ac Clinique Chinoise Yun Zhang | Montréal | Alternative Health |
| AC Clinique d'Acupuncture Chinoise Yun Zhang | Montréal | Acupuncturists, Alternative Health |
| Académie de Tennis du Sud Ouest Mon... | Saint-Henri | Tout Enseignement et savoir |
| Académie Milala | Saint-Léonard | Health and Beauty |
| Académie Mondiale Magickey Teknik | Montréal | Acupuncturists |
| Académie Professionnelle des Naturopathes et Naturothérapeutes | Brossard | Alternative Health |
| Acasti Pharma Inc. | Laval | Life Sciences and Health Technologies (LSHT) |
| AccelLAB Inc. | Boisbriand | Life Sciences and Health Technologies (LSHT) |
| Access Medica | Kirkland | Health and Beauty |
| Accélérateur HEC-Banque Nationale | Montréal | Startup Ecosystem |
Publicité (Desktop) Publicité (Mobile) |
| Aceday Spa | Montréal | Health and Beauty |
| Acensi Canada | Montréal | Information Technologies (IT) |
| Acquisition Podform 3d inc. | Montréal | Life Sciences and Health Technologies (LSHT) |
| ACSYNAM | Montréal | Life Sciences and Health Technologies (LSHT) |
| Actelion | Laval | Life Sciences and Health Technologies (LSHT) |
| Action Santé De Pointe St-Charles | Montréal | Health Services |
| Action Sport Physio | Westmount | Tout Entreprises et services, Physiotherapy |
| Actumus | Cherrier | Life Sciences and Health Technologies (LSHT) |
| Acumed | Montréal | Acupuncturists |
| Acupuncteur Louis Lafrenière | Carignan | Acupuncturists |
