| Bl Solutions Montreal | Montréal | Cleaning Services, Cleaning Service |
| Black & MacDonald Limited | Montréal | Life Sciences and Health Technologies (LSHT) |
| Black & Mc Donald Ltée | Montréal | HVAC |
| Black & McDonald Limited | Montréal | Tout Entreprises et services |
| Black & McDonald Ltd | Montréal | Air Conditioning Repair & Cleaning |
| Black Chip Freight Management | Pointe-Claire | Chips |
| Black Diamond Estates Inc | Montréal | Accountants, Accounting Services |
| Black Fashion Beauty Canada | Montréal | Health and Beauty |
| Black Horse Pavage | Montréal | Animal Breeders |
| Black Limousine Montréal – Chauffeur privé & limousine de luxe | Dorval | Chauffeur Services |
Publicité (Desktop) Publicité (Mobile) |
| Black Mist Group | Brossard | Communications & Public Relations Consultants |
| Black Moonshine Oddities | Montréal | Antique Dealers |
| Black Theatre Workshop | Centre-Ville | Tout Arts et divertissement |
| Black Tie Caterer | Mont-Royal | Caterers |
| Black Touch Salon de Coiffure | Montréal | Black Hair Salons |
| Black's | Montréal | Tout Commerces au détail, Camera & Photo Equipment Stores |
| Blackader-Lauterman Library of Arch... | Centre-Ville | Tout Arts et divertissement, Tout Enseignement et savoir |
| Blackboard Pictures | Montréal | Chalkboards |
| Blackbox | Montréal | Fitness Gyms |
| Blackburn Athletics | La Prairie | Fitness Gyms |
Publicité (Desktop) Publicité (Mobile) |
| BlackCat SEO Montréal | Montréal | Tout Informatique et internet |
| Blackfeather Can Ltd | Mirabel | Cans |
| BlackMontreal.com | Montréal | Tout Communautés et société |
| BlackOps Paintball | Mascouche | Tout Arts et divertissement |
| Blain Daniel | Montréal | Pharmacy |
| Blairco Transportation | Montréal | Cemeteries |
| Blais G & Associés | Beloeil | Accounting Services |
| Blaise Laplante, Cpa | Montréal | Accounting Services |
| Blak Ice Software Inc | Brossard | Shopping Mall |
| Blake Psychology Montréal, McGill M... | Centre-Ville | Tout Entreprises et services |
Publicité (Desktop) Publicité (Mobile) |
| Blanc & Noir Agence Immob | Québec | Real Estate Offices, Courtier immobilier |
| Blanc Dentaire Montréal | Côte-Des-Neiges | Tout Entreprises et services |
| Blanca Canada | Montréal | Home Improvement |
| Blancesthetique | Brossard | Beauty Institutes |
| Blanchard Hélène | Montréal | Business & Trade Organizations |
| Blanchet Martin Courtier Immobilier Agréé | Lévis | Real Estate Offices, Courtier immobilier |
| Blanchette Décor Inc | Montréal | Painters |
| Blanchette Et Associés Avocats Inc | Beloeil | Business Lawyers |
| Blanchette Transport Enrg | Montréal | Bus & Coach Rental & Charter |
| Blandine Coiffure | Montréal | Beauty & Fitness, Hairdressers & Beauty Salons |
Publicité (Desktop) Publicité (Mobile) |
| Blanshay Sidney Dr | Montréal | Dentists |
| Blast-O-Soda Inc | Montréal | Cleaning Services, Cleaning Service |
| Blatter & Blatter Inc | Centre-Ville | Tout Commerces au détail |
| Blazysgerard Inc | Montréal | Architectural Drawing |
| Blended Productions | Montréal | Artists |
| Blepharoplastie Montreal | Westmount | Tout Entreprises et services |
| Bleu & Persillé | Montréal | Tout Commerces au détail |
| Bleu Bébé Rose Bonbon | Terrebonne | Baby Products & Accessories |
| Bleu Ciel | Montréal | Tout Entreprises et services |
| Bleu De Plume | Longueuil | Beds |
