| JLS Triangle Inc. | Dorval | Tout Entreprises et services |
| John L. Schultz Ltd. | Dorval | Tout Entreprises et services |
| Joseph Perlini Maître | Dorval | Bankruptcy Lawyers |
| Joseph Ribkoff | Dorval | Tout Commerces au détail |
| Journeaux B Dard & Assoc Inc | Dorval | Analytical & Testing Laboratories |
| JPL International | Dorval | Tout Entreprises et services |
| Kemex Strapping Systems Inc. | Dorval | Tout Entreprises et services |
| Kenwood Moving & Storage Inc | Montréal | Moving Companies |
| Kidd H A & Co Ltd | Dorval | Buttons |
| Kings Transfer Van Lines | Montréal | Moving Companies |
Publicité (Desktop) Publicité (Mobile) |
| Klingon Imperial Diplomatic Corps | Dorval | Tout Arts et divertissement |
| Konsultec | Dorval | Air Conditioning Contractors |
| KRS Transport | Montréal | Car & Truck Transporting Companies |
| KSB Pumps | Dorval | Life Sciences and Health Technologies (LSHT) |
| L & B Moving and Storage | Montréal | Moving Companies |
| L V Lomas Limited | Dorval | Chemicals |
| La Girouette | Dorval | Beauty & Fitness, Hairdressers & Beauty Salons |
| La Girouette Coiffure et Spa | Dorval | Beauty & Fitness, Hairdressers & Beauty Salons |
| Laboratoires Medelys International inc. | Dorval | Life Sciences and Health Technologies (LSHT) |
| Lantheus MI Canada Inc. | Dorval | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| Laska Transport Inc | Côte Saint-Luc | Car & Truck Transporting Companies |
| Lavoie & Filles Services aux Transporteurs | Montréal | Car & Truck Transporting Companies |
| Le Centre Café Gourmet | Dorval | Coffee Stores |
| Le Clan Panneton | Montréal | Moving Companies |
| Le Fitness Loft | Dorval | Fitness Gyms |
| Le Vieux Dorval | Dorval | Pizza & Pizzerias |
| Ledair Inc | Dorval | Airlines |
| Les Couvertures PRS Roofing Inc. | Dorval | Tout Entreprises et services |
| Les Extrusions Sismo Inc. | Dorval | Tout Entreprises et services |
| Les Instruments chirurgicaux Impérial | Dorval | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| Les Jardins Dorval | Dorval | Tout Commerces au détail |
| Les Jardins Dorval | Dorval | Shopping Mall |
| Les Pros de l'impôt | Dorval | Tout Entreprises et services |
| Les Services Environnementaux Can-R... | Dorval | Tout Entreprises et services |
| Les Spécialistes Du Sport | Dorval | Physiotherapy |
| Les toits permanents du Québec Inc. | Dorval | Tout Entreprises et services |
| Les Transport Augello Inc | Laval | Car & Truck Transporting Companies |
| Limousine Murray Hill Inc | Dorval | Chauffeur Services |
| LISI Aerospace | Dorval | Tout Entreprises et services |
| Lisi Aerospace Canada Corp | Dorval | Aviation Consultants & Services |
Publicité (Desktop) Publicité (Mobile) |
| LISI AEROSPACE CANADA CORPORATION | Dorval | Aerospace |
| List Transport Inc. | Dorval | Tout Entreprises et services |
| Location Brossard | Dorval | Tout Commerces au détail |
| LSI Canada Inc. | Dorval | Tout Entreprises et services |
| LSI LUMINESCENT SYSTEMS CANADA INC. (ASTRONICS) | Dorval | Aerospace |
| Lutek Équipement Plastique Inc. | Dorval | Tout Entreprises et services |
| Lyskaam Coatings Inc | Dorval | Painters |
| Léon | Dorval | Furniture Stores |
| M.R. Continent Globe Corporation | Dorval | Life Sciences and Health Technologies (LSHT) |
| Manoir Kanisha | Dorval | Tout Entreprises et services |
