| Sacrée Montagne | Montréal | Tout Arts et divertissement, Tout Tourisme et hôtels |
| Sacs Industriels Inc | Lasalle | Cloth Bags |
| Sadja Voyant Médium | Montréal | Astrologers & Psychics |
| Sadrac Bastien | Montréal | Beauty & Fitness, Hairdressers & Beauty Salons |
| SAE Montréal | Montréal | Tout Entreprises et services, Tout Informations générales |
| Safari Collection | Montréal | Collection Agencies |
| Safari Dentaire | Boisbriand | Life Sciences and Health Technologies (LSHT) |
| Safarir | Boucherville | Tout Arts et divertissement, Tout Médias montréalais |
| SAFEC Inc | Montréal | Computer & Technology Assistance Programs |
| SafedEx Logistics Inc | Montréal | Moving Companies |
Publicité (Desktop) Publicité (Mobile) |
| Safeguard Business Systems Limited | Ville Mont-Royal | Information Technologies (IT) |
| Safety-Kleen Canada Inc | Chambly | Life Sciences and Health Technologies (LSHT) |
| SAFEWORK INC. (divisition de Dassault Systems) | Montréal | Aerospace |
| Safi Entretien | Laval | Cleaning Services, Cleaning Service |
| SafiaRessource | Montréal | Cleaning Services, Cleaning Service |
| Safie Manifacturing Inc | Montréal | Furniture Stores |
| Safran Helicopter Engines Canada Inc. | Bristol | Aerospace |
| SAFRAN MESSIER-BUGATTI-DOWTY | Mirabel | Aerospace |
| SAFRAN MORPHO CANADA | Montréal | Information Technologies (IT) |
| SAFRAN TURBOMECA CANADA | Mirabel | Aerospace |
Publicité (Desktop) Publicité (Mobile) |
| Saga Realties | Laval | Apartments |
| Sagar Enterprises | Montréal | Clothing Manufacturers & Wholesalers |
| Sagemcom Canada Inc | Montréal | Information Technologies (IT) |
| Sagetra Inc. | Montréal | Tout Commerces au détail |
| Sahib Restaurant | Pointe-Claire | Tout Bars et restaurants |
| Sai Chanda Consultation Inc | Montréal | Computer Repair & Cleaning |
| SAIC | Longueuil | Chemicals |
| Saiko Karate Dojo Académie D'arts Martiaux Et Auto-Défense | Saint-Léonard | Art Schools |
| SAIL | Brossard | Tout Commerces au détail, Camping Equipment |
| SAIL Challenge Esprit Montréal | Montréal | Tout Arts et divertissement, Tout Événements spéciaux |
Publicité (Desktop) Publicité (Mobile) |
| Sail Plein Air | Chomedey | Camping Equipment |
| Sail Plein Air | Laval | Camping Equipment |
| Saindon Associés | Saint-Léonard | Accounting Services |
| Saine Marketing | Centre-Ville | Tout Entreprises et services |
| Saine-Terre Recyclage | Montréal | Landscaping |
| Saint Bruno sur le Lac | Saint-Bruno | Tout Entreprises et services |
| Saint Cinnamon | Saint-Bruno | Bakeries |
| Saint Cinnamon | Brossard | Cakes |
| Saint Columba House | Pointe-Saint-Charles | Tout Communautés et société |
| Saint Elizabeth Health Care | Montréal | Health Services |
Publicité (Desktop) Publicité (Mobile) |
| Saint Ink | Montréal | Boutiques |
| Saint John's Lutheran Church | Centre-Ville | Tout Communautés et société |
| Saint Laurent High School (Classmat... | Montréal | Tout Enseignement et savoir |
| Saint Lawrence Academy Junior | Lasalle | Tout Enseignement et savoir |
| Saint Michel Multiservice | Montréal | Auto Body Repair & Painting Shops |
| Saint Pizza | Saint-Henri | Tout Bars et restaurants |
| Saint Sophie Cathedral | Petite-Patrie | Tout Communautés et société |
| Saint-Henri Micro-torréfacteur | Saint-Henri | Tout Bars et restaurants, Tout Commerces au détail |
| Saint-Lambert Regional CLC | Saint-Lambert | Community Service & Charitable Organizations |
| Saint-Laurent Hyundai | Montréal | Car Repair |
