| Alter Action | Physiotherapy | facebook.com |
| Alternateur MS | Alternators & Starters | — |
| Altrom/Auto-Camping - Laval | Auto Body Shop Equipment & Supplies | altrom.com |
| Aluminium Adm et Fils | Aluminum | — |
| Aluminium Distinction Inc | Balconies | aluminiumdistinction.com |
| Aluminium Rénovation Joncas | Balconies | rampeetbalcon.com |
| AMC Services Ménagers | Cleaning Services, Cleaning Service | servicesmenagers-amc.ca |
| Amerispa | Tout Commerces au détail, Health and Beauty | amerispa.ca |
| Ameublement | Furniture Stores | — |
| Ameublement Appareils O-Tech | Furniture Stores | facebook.com |
| Ameublement J C Perreault | Beds, Furniture Stores | jcperreault.com |
| Ampak Inc | Bottle Caps & Seals, Bottles & Jars | facebook.com |
| Ampak Inc | Bottle Caps & Seals, Bottles & Jars | — |
| Ampco Électrique Inc | Electricians | ampcoelectrique.com |
| Amusement 2020 | Arcades | — |
| Anastasia Mavridis | Furniture Stores | — |
| Andre Couture | Couture, COUTURE | — |
| Andros Gears | Tout Entreprises et services | — |
| André Ink | Computer Accessories & Supplies | andreink.ca |
| André Michaud Cpa Inc. | Accountants | — |
| André Rodrigue Peintre Decorateur I... | Tout Entreprises et services | arpd.ca |
| Angel Nails | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
| Anne-Marie Picard | Real Estate Agents | — |
| Annie Lefebvre Acupuncteure | Acupuncturists | acupunctureclinique.ca |
| Anthony Teoli Physiothérapeute | Physiotherapy | facebook.com |
| Antinea Coiffure Et Esthv©Tique | Beauty Institutes | — |
| Antranik Kiork | Auto Body Shop | — |
| Apex Toiture Inc | Roofing | — |
| Appartements DSM Inc | Apartments | — |
| Apple Carrefour Laval | Antennas | apple.com |
| Appollo Auto | Auto Body Shop | — |
| AptoChem | Life Sciences and Health Technologies (LSHT) | citoxlab.com |
| Aqua Feu Protection Incendie Inc | Automatic Fire Sprinkler Systems | facebook.com |
| Aqua-Elle | Health and Beauty | facebook.com |
| AquaRehab | Life Sciences and Health Technologies (LSHT) | aquarehab.com |
| Aquarium ASP Inc | Aquariums & Supplies | — |
| Aquasurtech O E M | Chemicals | facebook.com |
| Arb-Val Paysagiste Inc | Landscaping | arb-val.com |
| Arcan Aluminium | Aluminum Products, Tout Entreprises et services | arcanaluminium.com |
| Archi-Tech Inc | Architectural & Construction Specifications | archi-tech.ca |
| Archimed Studio | Computer Graphics Design & Animation | archimed-studio.com |
| Architech Solutions Bâtiments | Architects | — |
| Architectes 3D | Architects | — |
| Architecture Jacques Goulet Inc | Architectural & Construction Specifications | architecture-goulet.com |
| Architecture Jacques Goulet Inc | Architectural & Construction Specifications | — |
| Arena Samson | Arenas, Stadiums & Athletic Fields | facebook.com |
| Ari Financial Services Inc | Car Leasing | arifleet.ca |
| ARISTOTELIS II | Blue Pages, Education / Career | — |
| ARISTOTELIS, PARENTS’ COMMITTEE | Blue Pages | — |
| Art de la Beauté | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
