| BID Group Canada | Mirabel | Tout Entreprises et services |
| Big Brothers Big Sisters of West Is... | Dorval | Tout Communautés et société |
| Bijouterie Jean-Guy Aubry | Dorval | Tout Commerces au détail |
| Bilodeau Canada | Québec | Tout Entreprises et services |
| Binarieslid | Québec | Information Technologies (IT) |
| Bio Lonreco | Dorval | Life Sciences and Health Technologies (LSHT) |
| Bio-Rad Laboratories (Canada) Ltd. | Montréal | Tout Entreprises et services |
| Biocéan Canada inc. | Montréal | Life Sciences and Health Technologies (LSHT) |
| Bioforce Canada - A. Vogel | Pointe-Claire | Tout Entreprises et services |
| Bioforce Canada Inc. | Beaconsfield | Agri-food, Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| Biomet 3I Canada Inc | Montréal | Tout Entreprises et services |
| Biomin Canada | Mont-Saint-Hilaire | Agri-food |
| BioMérieux Canada | Montréal | Life Sciences and Health Technologies (LSHT) |
| Bionetix | Dorval | Biomedical Products |
| Biotechnologies Explorer Canada Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
| Biron – Centre de santé – Aéroport de Montréal | Dorval | Medical Clinics |
| Bitzer Canada Inc | Sainte-Anne-De-Bellevue | Life Sciences and Health Technologies (LSHT) |
| Bitzer Canada Inc. | Pointe-Claire | Tout Entreprises et services |
| BJAC Aéronautique | Dorval | Aircraft Parts, Engines & Avionics |
| BJAC Services | Dorval | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| Black Fashion Beauty Canada | Montréal | Health and Beauty |
| Black Limousine Montréal – Chauffeur privé & limousine de luxe | Dorval | Chauffeur Services |
| Blanca Canada | Montréal | Home Improvement |
| Blondedy Ferdinand Studio Canada | Montréal | Beauty & Fitness, Hairdressers & Beauty Salons |
| Blue Spirit Productions | Montréal | Information Technologies (IT) |
| Bluelizard Games | Montréal | Information Technologies (IT) |
| Boehringer Ingelheim Canada | Laval | Life Sciences and Health Technologies (LSHT) |
| Boiron Canada | Saint Bruno-De Montarville | Life Sciences and Health Technologies (LSHT) |
| Boiron Canada inc. | René-Descartes | Life Sciences and Health Technologies (LSHT) |
| Bolloré Logistics Canada | Montréal | Tout Entreprises et services |
Publicité (Desktop) Publicité (Mobile) |
| Bombardier Aeorspace | Dorval | Aircraft Design & Manufacturers |
| BOMBARDIER AEROSPACE Centre de finition Intérieure | Dorval | Aerospace |
| BOMBARDIER AEROSPACE Siège Social Aéro & usine 3 | Dorval | Aerospace |
| Bonduelle Canada Inc. | Montréal | Agri-food |
| Bookkeeping Mtl | Dorval | Accountants, Accounting Services |
| Bosch Rexroth Canada Corp. | Longueuil | Tout Entreprises et services |
| Boston Consulting Group Canada | Montréal | Actuary Consulting & Services |
| Boutique De Mariage Punta Chiara Inc | Dorval | Bridal Shops |
| Boutique iStore | Dorval | Tout Informatique et internet |
| Boutry Canada Ltée | Terrebonne | Tout Commerces au détail |
Publicité (Desktop) Publicité (Mobile) |
| Boxing Canada | Montréal | Boxing Training & Lessons |
| BP Canada | Lasalle | Tout Entreprises et services |
| Bracco Imaging Canada | Anjou | Tout Entreprises et services |
| Bracco Imaging Canada | Montréal | Life Sciences and Health Technologies (LSHT) |
| Brasserie Labatt du Canada | Montréal | Agri-food |
| Bray Contrôles Canada Ltée | Lachine | Tout Entreprises et services |
| Brenntag Canada Inc | Lachine | Chemical Storage & Handling |
| Breuvages Cott Canada/Distributeurs Verchères | Pointe-Claire | Agri-food |
| Brigitte Couture | Montréal | Couture, COUTURE |
| Brigitte Couture | Park | Couture, COUTURE |
