| Normand Couture | Couture, COUTURE | — |
| Nour | Shopping Mall | facebook.com |
| Nouvelles Cuisin | Cabinet Makers | — |
| Nova Encanteurs | Auctions | — |
| Nova Fit | Fitness Gyms | novafit.ca |
| Novophysio | Physiotherapy | novophysio.ca |
| Nustyle Beauty Salon | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
| Nutri-Genics Distributors Inc | Life Sciences and Health Technologies (LSHT) | — |
| Néomed LABS | Life Sciences and Health Technologies (LSHT) | neomedlabs.com |
| Octopus Product Ltée | Building Material Manufacturers & Wholesalers | octopusproducts.com |
| OctoStop inc. | Life Sciences and Health Technologies (LSHT) | octostop.com |
| ODYSSEY CHANNEL, V. GALATIS | Blue Pages | grcosmos.com |
| Oil-Dri Canada | Life Sciences and Health Technologies (LSHT) | oildri.com |
| OKIOK | Information Technologies (IT) | okiok.com |
| Okiok Data | Tout Informatique et internet | okiok.com |
| Oli Électrique Inc | Electricians | — |
| Oligo Medic Inc. | Life Sciences and Health Technologies (LSHT) | oligomedic.com |
| Omega Canada | Tout Entreprises et services | omega.ca |
| Omega Fence Systems | Tout Entreprises et services | omegatwo.com |
| Oncle Sam | Tire Shop | garageonclesam.com |
| Ongles cils et beauté | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Ongles Zenzen | Health and Beauty | ongleszenzen.com |
| Opportune therapeutics | Life Sciences and Health Technologies (LSHT) | opportune-tx.ca |
| ORBE CANADA | Life Sciences and Health Technologies (LSHT) | orbinox.com |
| Ordinateurs M G 2007 | Computer Accessories & Supplies | insectespro.com |
| Orientation Laval | Career Counselling | orientationlaval.com |
| ORTHODOXI IERAPOSTOLIKI ADELFOTIS ORTHODOXOS FONI | Blue Pages | — |
| Osteopath Montreal Laval - Nick Zivkovich | Physiotherapy | facebook.com |
| Outrageous Inc. | Bakeries | facebook.com |
| Ove Decors | Furniture Stores | — |
| Painting By Giannis | Auto Body Shop | facebook.com |
| Palace Centre de Congrès | Auditoriums & Halls | palacereception.com |
| Palais Dor | Bakeries | — |
| Palmoqua | Bakery Equipment, Bakery Supplies | — |
| PARAGON Reception Hall | Reception Halls, Weddings / Baptisms & Occasions | — |
| Paramédic | Life Sciences and Health Technologies (LSHT) | paramedic-canada.com |
| Paraza Pharma Inc. | Life Sciences and Health Technologies (LSHT) | parazapharma.com |
| Parc Louis-Durocher | Amusement Places | — |
| Parc Paul-Marcel-Maheu | Bus Stations & Ticket Agencies | — |
| Pare-Brise En Gros-Atelier Mobile | Car Remote Starters | parebriseengros.com |
| Parent Bond Cga | Accountants | facebook.com |
| Parqueterie Canada Fils Inc | Flooring | parquetrycanada.com |
| Party & Gifts | Balloons | partyandgifts.ca |
| Party Expert | Balloons | — |
| Party Montreal | Amusement Machines & Supplies | partymtl.com |
| PARURES INFINITY – IRINI PAPADAKIS | Weddings / Baptisms & Occasions | — |
| Passion Diecast | Collectibles | passiondiecast.com |
| PATENAUDE INC. (LES INDUSTRIES) | Aerospace | — |
| Patio Design | Tout Entreprises et services | patiodesign.ca |
| Patrick Lussier | Real Estate Offices, Courtier immobilier | — |
