| Cuisines Jean Bernard | Lachine | Kitchen Cabinets |
| Curotic Solutions Inc. | Claudel | Life Sciences and Health Technologies (LSHT) |
| Custom Downstream Systems Inc. | Lachine | Tout Entreprises et services |
| D&M Solution Comptable | Saint-Léonard | Accounting Services |
| D&M Solutions Comptables Inc | Saint-Léonard | Accounting Services |
| Day & Ross | Lachine | Tout Entreprises et services |
| Debra Wi | Lachine | wi |
| DELAN - Solutions de Talents TI | Montréal | Tout Entreprises et services |
| Dempton Solutions Technologiques Inc | Montréal | Computer Consultants |
| Dermatologie Skin and Hair Solutions | Montréal | Health and Beauty |
Publicité (Desktop) Publicité (Mobile) |
| Desjardins | Lachine | Caisses Populaires |
| Direct Impact Solutions | Pont-Viau | Tout Informatique et internet |
| Directed Electronics | Lachine | Tout Commerces au détail |
| Directed Electronics Canada Inc | Lachine | Car Alarm Systems |
| Directed Electronics Canada Inc | Lachine | Car Alarm Systems |
| Directed Electronics Canada Inc | Lachine | Car Alarm Systems |
| DL Rénovation | Lachine | Home Improvement |
| Domino Printing Solutions Inc | Montréal | Information Technologies (IT) |
| Dor Docteur | Lachine | Tout Entreprises et services |
| Dorex | Lachine | Tout Entreprises et services |
Publicité (Desktop) Publicité (Mobile) |
| Doverco Inc. | Lachine | Tout Entreprises et services |
| Dr Amanda Cristinziano | Lachine | Dentists |
| Drainspection inc. - Plombier, Débouchage de drain Lachine | Montréal | Plumbing |
| Dre Nathalie Leduc | Lachine | Dentists |
| Dtech Pro | Lachine | Computer Repair & Cleaning |
| Dubo Rénove Inc | Lachine | Home Improvement |
| Dumont Solutions Inc | Verdun | Computer Consultants |
| Dupuis Solutions Informatique | Laval | Computer Room Setup, Protection, Equipment & Maintenance |
| Duro Dyne Canada Inc. | Lachine | Tout Entreprises et services |
| Dynamic Clean Solutions | Côte Saint-Luc | Cleaning Services, Cleaning Service |
Publicité (Desktop) Publicité (Mobile) |
| Déménagement Wind Movers | Lachine | Building & House Movers |
| e2ip | Montréal | Tout Entreprises et services |
| EASTERN AEROCAST | Lachine | Aerospace |
| Eaton | Lachine | Tout Entreprises et services |
| ECF Solutions Câblage | Sainte-Emélie-De-L'energie | Electricians |
| Eco Solutions | Montréal | Tout Entreprises et services |
| Economie Familiale Villani | Lachine | Appliance Repair |
| EcoProTek | Lachine | Building Contractors |
| eFront Solutions Financières Inc | Montréal | Information Technologies (IT) |
| Egerex Canada | Lachine | Chartered Professional Accountants (CPA) |
Publicité (Desktop) Publicité (Mobile) |
| Ekwest Solutions Interactives | Montréal | Business Centres |
| Electrika Inc | Lachine | Electricians |
| Elroro Inc | Lachine | Airport Parking |
| Emergency Response - Monitoring | Lachine | Answering Machines & Equipment |
| Empire Fitness Lachine - XFit & Danse | Lachine | Fitness Gyms |
| Enseicom | Lachine | Tout Commerces au détail |
| Entreposage & Logistique DH | Lachine | Boutiques |
| Entreprises Canbec Construction Inc | Lachine | Building Contractors |
| Entreprises Carvan Inc | Lachine | Car Washes |
| Entreprises J Piccioni | Lachine | Building Contractors |
