| 2760-0352 Quebec Inc | Outremont | Cakes |
| 40 Westt | Pointe-Claire | Tout Bars et restaurants |
| 900 Rockland | Outremont | Apartments |
| 9141-2148 Québec Inc | Westmount | Cleaning Services, Cleaning Service |
| A Planchers Décor West-Island | Montréal | Flooring |
| ABP Consultants en personnel | Westmount | Tout Entreprises et services |
| ABZ Assurances-Insurance | Westmount | Car Insurance |
| ACA | Westmount | Collection Agencies |
| Académie Ballet Flamenco Lina Moros | Westmount | Tout Enseignement et savoir |
| Acier Wirth Steel | Westmount | Aluminum |
Publicité (Desktop) Publicité (Mobile) |
| Acimovic m | Outremont | Apartments |
| Action Sport Physio | Westmount | Tout Entreprises et services, Physiotherapy |
| ADECOM | Mile End | Tout Entreprises et services |
| Adelman, Adam | Westmount | Boutiques |
| Advanceit Financial Corp | Westmount | Computer Networking |
| Agence Accord | Ste-Rose | Tout Arts et divertissement |
| Ai-Tuyet Luong-Si | Outremont | si |
| Air-Therm Inc | Westmount | Plumbing |
| Alexandra Esthétique | Montréal | Beauty & Fitness, Hairdressers & Beauty Salons |
| Alignements Western | Montréal | Car Repair |
Publicité (Desktop) Publicité (Mobile) |
| Altair Engineering Canada | Montréal | Information Technologies (IT) |
| Altea Furniture | Westmount | Antique Restoration, Refinishing & Repair |
| AM1280 CFMB | Westmount | Tout Médias montréalais |
| Amadea S. Kezar Physiothérapie | Westmount | Physiotherapy |
| Ame-Art Artistes Du Mille-End (L') | Montréal | Art Galleries, Dealers & Consultants |
| Amesos Plumbing | Outremont | Plumbing |
| AmorChem Holdings Inc | Montréal | Life Sciences and Health Technologies (LSHT) |
| AmorChem Therapeutics Inc | Westmount Square | Life Sciences and Health Technologies (LSHT) |
| Amour des thés | Outremont | Tout Commerces au détail |
| Aménagement Denis & Fils Inc | Outremont | Landscaping |
Publicité (Desktop) Publicité (Mobile) |
| Aménagement Paysager WESTPRO Landscaping | Montréal | Landscaping |
| an endless banquet | Montréal | Tout Arts et divertissement |
| an endless banquet: montreal food m... | Montréal | Tout Bars et restaurants |
| Andrea Flütsch | Westmount | Physiotherapy |
| Antiquites Coach House Enr | Westmount | Antique Dealers |
| Antirouille DURA TECH Inc. | Western Quebec | Tout Commerces au détail |
| Aplast Canada Inc | Westmount | Home Improvement |
| AquaExpert | Westmount | Aquariums & Supplies |
| Aquarium ASP Inc | Outremont | Aquariums & Supplies |
| ARAHOVA SOUVLAKI MILE-END | Montréal | Home Decoration & Maintenance |
Publicité (Desktop) Publicité (Mobile) |
| Arbitrage JLH SA | Outremont | Arbitration Service |
| Arbutus Records | Outremont | Tout Entreprises et services |
| Ariane Éditions | Outremont | Tout Entreprises et services |
| Artgold Fine Art Inc | Westmount | Antique Dealers |
| As Silverman | Outremont | as |
| ASG Canada | Montréal | Information Technologies (IT) |
| Aspirateur West Island Ltd | Montréal | Tout Commerces au détail |
| Aspirateur West Island Vacuum | Montréal | Appliance Manufacturers & Wholesalers |
| Aspler Joseph Jutras Inc | Westmount | Car Insurance |
| Assemblée Quaker de Montréal | Westmount | Tout Communautés et société |
