| Montreal 1000 & 1 Services | Tout Informatique et internet | 1001services.com |
| Montreal Accounting & Tax Services Tommaso Di Pa ola | Accounting Services | — |
| Montreal Display | Tout Commerces au détail | mtldisplay.com |
| Montreal North Roofing Ltd | Roofing | couverturemontrealnord.com |
| Montréal Auto Prix | Tout Commerces au détail | mtlautoprix.com |
| Montréal Débouchage D'Égoût | Plumbing | montrealdebouchage.sitereview.ca |
| Morello Design Inc | Commercial Artists | morellodesign.ca |
| Moruzzi Limited | Tout Entreprises et services | moruzzi.com |
| Mosmatic Canada Inc | Chemical & Steam Cleaning Systems | flotechinc.ca |
| MOSTI MONDIALE | Food / Distributors | — |
| Mottola Luigi | Home Improvement | facebook.com |
| Moulin Abenakis | Tout Entreprises et services | moulinabenakis.com |
| Mousse de Polyurétane Qualifoam Inc | Cold & Heat Insulation Contractors | — |
| Mouvement québécois des vacances en... | Tout Tourisme et hôtels | mqvc-qc.org |
| Multi-Menage | Cleaning Services, Cleaning Service | grand-menages.com |
| Mystiklynda Psychic Healer | Astrologers & Psychics | instagram.com |
| Mèche Coiffure et Esthétique | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
| MécanicAction 2009 Inc | Plumbing | mecanicaction.placeweb.site |
| Mécanicair Inc | Air Conditioning Contractors | facebook.com |
| Ménage Résidentiel de Montréal | Cleaning Services, Cleaning Service | montrealhomecleaners.com |
| N C A Accessoires pour Béton National | Flooring | nca.ca |
| N-Styl Construction Inc | Building Contractors | nstyl.com |
| Nagano Japanese Auto Part | Auto Body Shop Equipment & Supplies | jdmnagano.com |
| Nap Laforest & Fils Ltée | Flooring | facebook.com |
| Nca Design | Furniture Stores | ncadesign.com |
| Nettoyage Spotless | Cleaning Services, Cleaning Service | — |
| Nettoyage Vertnet | Cleaning Services, Cleaning Service | vertnet.ca |
| Nettoyage Vertnet et Distribution | Cleaning Services, Cleaning Service | vertnet.ca |
| Nettoyeur J Lopez | Cleaning Services, Cleaning Service | facebook.com |
| Nettoyeur Saint-Léonard | Cleaning Services, Cleaning Service | facebook.com |
| Nite Life Limo | Tout Entreprises et services | nitelife.limo |
| Noble | Air Conditioning Repair & Cleaning, Air Conditioning Systems & Parts | — |
| Noble | Plumbing | facebook.com |
| Noble Québec | Air Conditioning Repair & Cleaning, Air Conditioning Systems & Parts | — |
| Normand Smith & Ass | Auctions | nrsmith.com |
| Northfork Bison Distribution Inc | Tout Entreprises et services | northforkbison.com |
| Novasmic Inc | Calendars | novasmic.com |
| Novatek Electrique Inc | Electricians | novatekelectric.com |
| Novatek Électrique | Tout Entreprises et services | novatekelectric.com |
| Nqs 3 - Netoyage Qualité Service 3 | Cleaning Services, Cleaning Service | — |
| Nutrifort | Massage Therapy | — |
| Occasion Longue Pointe | Tout Commerces au détail | longuepointechrysler.com |
| Ombrasole Inc | Awning & Canopy Sales & Service | ombrasole.com |
| Ongles Bébé | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Optimist International | Associations | optimiste.org |
| Optimist International | Associations | optimist.org |
| Ordiphone Techno | Computer Data Recovery | ordiphonetechno.ca |
| Ordre Des Technologues En Imagerie Médicale Et En Radio-Oncologie Du Québec | Associations | otimroepmq.ca |
| Othmani Cpa Inc | Accounting Services | — |
| Otoccasion | Auto Services | facebook.com |
