| 1230 Électroniques | Lachine | Computer Repair & Cleaning |
| 1Simple1 - Groupe Nyeta | Brossard | Computer Networking |
| 3 VIS | Anjou | Computer Graphics Design & Animation |
| 3ZCOM | Longueuil | Computer Networking |
| 3zcom informatique | Longueuil | Computer Networking |
| 40 Westt | Pointe-Claire | Tout Bars et restaurants |
| 9032-2253 Québec Inc | Pointe-Aux-Trembles | Aluminum |
| A & R Fourniture Inc | Pointe-Aux-Trembles | Appliance Repair |
| A Ct | Pointe-Calumet | ct |
| A E M Q Association des Entrepreneurs en Maçonnerie du Québec | Pointe-Aux-Trembles | Association Management |
Publicité (Desktop) Publicité (Mobile) |
| 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 |
| Ab Mcmahon | Pointe-Claire | ab |
| ABEONA SYSTEMS INC. | Montréal | Life Sciences and Health Technologies (LSHT) |
| ABP | Montréal | Tout Commerces au détail, Tout Entreprises et services |
| AC Clinique | Montréal | Acupuncturists |
| Ac Clinique Chinoise Yun Zhang | Montréal | Alternative Health |
| AC Clinique d'Acupuncture Chinoise Yun Zhang | Montréal | Acupuncturists, Alternative Health |
Publicité (Desktop) Publicité (Mobile) |
| Acadia | Montréal | Computer & Technology Assistance Programs |
| Acadia | Montréal | Computer & Technology Assistance Programs |
| ACCEO Solutions | Montréal | Computer Consultants |
| Access Graphics Of Canada Att | Saint-Léonard | Computer Graphics Design & Animation |
| ACSP-Québec | Montréal | Tout Entreprises et services |
| Action Santé De Pointe St-Charles | Montréal | Health Services |
| Action Scuba | Pointe-Claire | Tout Commerces au détail |
| Action Sport Physio | Westmount | Tout Entreprises et services, Physiotherapy |
| Action-Gardien | Pointe-Saint-Charles | Tout Informations générales |
| Acupuncteure Claire Lamarche | Drummondville | Acupuncturists |
Publicité (Desktop) Publicité (Mobile) |
| Acupuncture Clinique Orientale | Montréal | Acupuncturists, Alternative Health |
| Acupuncture à Repentigny | Repentigny | Tout Entreprises et services |
| Adapta Space | Pointe-Claire | Computer Accessories & Supplies |
| ADD CANADA COMPANY | Pointe-Claire | Information Technologies (IT) |
| Adhesifs Forbo (Canada) Ltée | Pointe-Claire | Tout Entreprises et services |
| Advanceit Financial Corp | Montréal | Computer Networking |
| Advanceit Financial Corp | Westmount | Computer Networking |
| Aemarket | Montréal | Computer Repair & Cleaning |
| Aerofil | Pointe-Claire | Life Sciences and Health Technologies (LSHT) |
| AERONAV NAVIGATION INTERNATIONAL | Pointe-Claire | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| AEROSPHERE | Pointe-Claire | Aerospace |
| Aerus | Pointe-Claire | Central Vacuum Systems |
| Aesthetique Tallie Inc | Pointe-Claire | Beauty & Fitness, Hairdressers & Beauty Salons |
| Aesus Systems, Inc. | Pointe-Claire | Tout Entreprises et services |
| Ag Qureshi | Pointe-Claire | ag |
| AG3 Sécurité | Pointe-Saint-Charles | Tout Entreprises et services |
| Agence Markel | Longueuil | Computer Networking |
| AirScience | Pointe-Saint-Charles | Tout Entreprises et services |
| Akilon Technologies Inc | Longueuil | Computer Networking |
| AkioSoft | Ouest | Life Sciences and Health Technologies (LSHT) |
