| 1 Electricien | Montréal | Electricians |
| 2D Électriciens Inc | Montréal | Electricians |
| 2MORO | Montréal | Aerospace |
| 40 Westt | Pointe-Claire | Tout Bars et restaurants |
| 8835 Québec Inc. | Montréal | Electricians |
| 9032-2253 Québec Inc | Pointe-Aux-Trembles | Aluminum |
| 911 Électrique | Laval | Electricians |
| 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 M A Electrique Inc | Montréal | Electricians |
| A N J Electrique | Montréal | Electricians |
| A Prince Entrepreneur Electricien Inc | Montréal | Electricians |
| A Tremblay Électrique Inc | Ménard | Electricians |
| A.E. PETSCHE CANADA, INC. | Kirkland | Aerospace |
| AAA Canada | Montréal | Aerospace, Aircraft Maintenance, Service & Storage |
| AAA Electrique/Electric Inc | Montréal | Electricians |
| Ab Mcmahon | Pointe-Claire | ab |
| Abat John | Montréal | Electricians |
| Abat-Jour Idéal | Montréal | Electricians |
Publicité (Desktop) Publicité (Mobile) |
| ABB Inc | Montréal | Electricians |
| ABB Inc | Montréal | Electricians |
| ABEONA SYSTEMS INC. | Montréal | Life Sciences and Health Technologies (LSHT) |
| ABIPA CANADA INC. | Laval | Aerospace |
| ABP | Montréal | Tout Commerces au détail, Tout Entreprises et services |
| Absolut Electric | Montréal | Electricians |
| 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-Gardien | Pointe-Saint-Charles | Tout Informations générales |
Publicité (Desktop) Publicité (Mobile) |
| Actron Electrique 2000 Inc | Lasalle | Electricians |
| Acupuncteure Claire Lamarche | Drummondville | Acupuncturists |
| AD OPT | Montréal | Aerospace |
| ADACEL INC. | Brossard | Aerospace |
| Adapta Space | Pointe-Claire | Computer Accessories & Supplies |
| Adco Electrique Inc | P A T | Electricians |
| ADD CANADA COMPANY | Pointe-Claire | Information Technologies (IT) |
| Adhesifs Forbo (Canada) Ltée | Pointe-Claire | Tout Entreprises et services |
| ADI Electrique - Électricien Commercial et Industriel Saint-Laurent | Montréal | Electricians |
| ADI Électrique - Électricien Commercial Montréal | Montréal | Electricians |
Publicité (Desktop) Publicité (Mobile) |
| ADS Électrique Inc | Montréal | Electricians |
| ADVANTECH INC. | Dorval | Aerospace |
| Aerofil | Pointe-Claire | Life Sciences and Health Technologies (LSHT) |
| AERONAV NAVIGATION INTERNATIONAL | Pointe-Claire | Aerospace |
| Aeroneuf Instruments Ltée | Dorval | Aerospace, Aircraft Parts, Engines & Avionics |
| Aerospace Concepts of Canada Inc | Montréal | Aviation Consultants & Services |
| Aerospace Development Corp | Montréal | Aircraft & Private Jet Charter |
| Aerospace Group | Montréal | Aircraft Dealers |
| AEROSPACE WELDING | Blainville | Aerospace |
| Aerospace Welding Inc | Blainville | Tout Entreprises et services, Aviation Consultants & Services |
