| Corfias Choco | Chocolate | corfias.com |
| Corporation Des Fêtes 2017 Boucherville | Arts & Cultural Organizations & Centres | 350.boucherville.ca |
| Corrosion Service Compagnie Limitée | Tout Entreprises et services | corrosionservice.com |
| Couvre-Plancher Yves Jacques | Carpet & Rug Manufacturers & Distributors | — |
| Creation Coiffure | Beauty & Fitness, Hairdressers & Beauty Salons | creationcoiffure.ca |
| Croque Science | Camps | croque-science.ca |
| Créatech Inc. | Tout Commerces au détail | createchdesign.com |
| CSA Balloons | Tout Commerces au détail, Tout Entreprises et services | csaballoons.com |
| Curves Boucherville | Fitness Gyms | curves.com |
| Cycle Néron | Bicycle Stores, Tout Commerces au détail | cycleneron.com |
| Cyrano Services Inc | Bakery Equipment, Bakery Supplies | — |
| D Couture | Couture, COUTURE | — |
| Dana TM4 inc. | Tout Entreprises et services | danatm4.com |
| Danone Canada | Life Sciences and Health Technologies (LSHT) | danone.ca |
| Dans un Jardin - Boucherville | Health and Beauty | dansunjardin.com |
| Deco Action Janin | Furniture Stores | facebook.com |
| DEL (Développement économique de l'agglomération de Longueuil) | Clean Technologies | delagglo.ca |
| Delicis Selection | Candy & Confectionery Stores | facebook.com |
| Denplus Inc. | Life Sciences and Health Technologies (LSHT), Tout Entreprises et services | denplus.com |
| Denson Automation Inc. | Automation Consultants, Tout Entreprises et services | densonautomation.ca |
| Des Livres Et Des Jardins | Book Wholesalers | facebook.com |
| DeSerres Boucherville | Arts & Crafts Stores | deserres.ca |
| Dessins Drummond | Architectural & Construction Specifications | — |
| Distribution Touchette Inc | Tire Shop | — |
| DP Bolduc | dp | — |
| Dr Marjorie Lachapelle | Tout Entreprises et services | dentisteboucherville.com |
| Duraquip inc. | Tout Entreprises et services | — |
| Déneigement Jonathan Provost | Landscaping | facebook.com |
| Ebenisterie De Chez Nous | Cabinet Makers | monebeniste.ca |
| Ebénisterie Michel Pelletier | Cabinet Makers | facebook.com |
| Elegancia Esthétique Automobile | Auto Body Shop | — |
| Emballages Carrousel Inc | Adhesive Tapes, Tout Entreprises et services | carrousel.ca |
| Emmi Canada | Shopping Mall | facebook.com |
| Energie Cardio | Fitness Gyms | energiecardio.com |
| Energie Cardio | Fitness Gyms | facebook.com |
| Ensemble on fit | Fitness Gyms | — |
| Entrepot Liquidation Rive-Sud | Furniture Stores | facebook.com |
| Entreprises Hamelin Inc. | Tout Entreprises et services | hamelin-ent.com |
| Entreprises Ridaro | Auto Glass & Windshields | facebook.com |
| Entrepro | Business & Trade Organizations | — |
| ESAB Group Canada Inc. | Tout Entreprises et services | esab.com |
| Espace Doumandji | Beauty & Fitness, Hairdressers & Beauty Salons | — |
| Espace Multi Santé | Chiropractors | chiroevolution.ca |
| Espace Physio Forme Inc | Fitness Gyms | espacephysioforme.com |
| Esthétique Nathalie Primeau | Beauty Institutes | esthetiquenathalieprimeau.ca |
| eStruxture Data Centers MTL-3 | Information Technologies (IT) | estruxture.com |
| Ethnoscop | Tout Entreprises et services | ethnoscop.ca |
| Eurodib | Tout Bars et restaurants, Tout Entreprises et services | eurodib.com |
| Evaluation Michel Guay | Appraisers | expert-evaluateur.com |
| Evolia Transition | Tout Entreprises et services | evoliatransition.com |
