| Bioforce Canada - A. Vogel | Tout Entreprises et services | avogel.ca |
| Bitzer Canada Inc. | Tout Entreprises et services | bitzer.de |
| Black Chip Freight Management | Chips | — |
| Boathouse | Tout Commerces au détail | boathouse.ca |
| Boutique J'Adore | Bridal Shops | boutiquejadore.com |
| Brenave Inc. | Cleaning Services, Cleaning Service | instagram.com |
| Breuvages Cott Canada/Distributeurs Verchères | Agri-food | cott.com |
| Bruel & Kjaer Canada | Information Technologies (IT) | bkhome.com |
| Brunet Industrial Medical Clinic | Medical Clinics | groupesantebrunet.com |
| C D N Isotopes Inc | Chemicals | spartanticket.com |
| C.P.S. INC. (LES INDUSTRIES) | Aerospace | — |
| C/D/N Isotopes Inc. | Tout Entreprises et services | cdnisotopes.com |
| Cabinet Gelber Liverman | Tout Entreprises et services | cabinetgelberliverman.ca |
| Cablek Industries | Tout Entreprises et services, Tout Informatique et internet | cablek.com |
| Cablek Industries | Cabling Equipment & Supplies | cablekcables.com |
| Cables P T I Cables Inc | Cabling Equipment & Supplies | — |
| Cables P T I Cables Inc | Cabling Equipment & Supplies | — |
| Cantor Bakery | Bakery Equipment, Bakery Supplies | — |
| CANTWELL CULLEN AND COMPANY INC. | Aerospace | cantwellcullen.com |
| CareFusion Canada - Viasys | Information Technologies (IT) | carefusion.com |
| Caruso 472 Cr Jubilee Josie | cr | — |
| Carworx Distribution Inc | Auto Body Shop Equipment & Supplies | — |
| Casco Inc | Agri-food | casco.ca |
| Casp Aerospace Inc | Aerospace, Aircraft Parts, Engines & Avionics, Tout Entreprises et services | caspaerospace.com |
| CBI Health | Tout Entreprises et services | cbihealth.ca |
| CDI BUSINESS SOLUTIONS | Aerospace | cdi-aero.com |
| CDI College | Shopping Mall | facebook.com |
| Centre d'animaux Nature Pet | Tout Commerces au détail | naturepet.com |
| Centre d'Aquarium Big Al's | Aquariums & Supplies | — |
| Centre de Bien-être Quanta Wellness Center | Health and Beauty | quantatherapy.com |
| Centre de Réadaptation de l'Ouest de Montréal | Physiotherapy | — |
| Centre de Réadaptation de l'Ouest de MontréalBureaux Administratifs | Physiotherapy | — |
| Centre des Ressources Communautaire... | Tout Communautés et société, Tout Informations générales | crcinfo.ca |
| Centre Du Hobby Ted | Aircraft Design & Manufacturers | — |
| CF Fairview Pointe Claire | Shopping Mall | shops.cadillacfairview.com |
| Chambre de commerce de l'Ouest de l... | Tout Entreprises et services | ccoim.ca |
| Chameleon Transportation Systems In... | Tout Entreprises et services | chameleon.ca |
| Chao Hu | hu | — |
| Chempro Inc | Chemicals | chempro.qc.ca |
| Chiropractor In Montreal Ltd | Chiropractors | — |
| Chiropratique Des Sources | Chiropractors | chiropratiquedessources.com |
| Circuits CMR Ltée | Tout Entreprises et services | cmrsummit.com |
| Clearpoint Elementary | Tout Enseignement et savoir | clearpoint.lbpsb.qc.ca |
| Clinique Access Md | Medical Clinics | — |
| Clinique Capillaire Carole Raby | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Clinique minceur Esthé Novo | Clinics, Medical Clinics | esthenovo.ca |
| Clinique Mokbel | Medical Clinics | — |
| Clinique Médicale 360 | Medical Clinics | clinique360.com |
| Clorox Company of Canada Ltd. | Tout Entreprises et services | clorox.com |
| CLSC du Lac-Saint-Louis | Tout Communautés et société | ciusss-ouestmtl.gouv.qc.ca |
