| ICX RADAR SYSTEMS | Aerospace | radarsystems.icxt.com |
| Icy Hot Canada | Health and Beauty | facebook.com |
| ID Meubles Inc | Furniture Stores | idmeubles.com |
| ID-3 Technologies inc. | Tout Informatique et internet | id-3.net |
| Ideal Frame Inc | Auto Body Shop | — |
| Ideal Frame Inc | Auto Body Shop | — |
| iElectrik | Electricians | ielectrik.ca |
| IERA MONI AGIAS IRINIS CHRYSOVALANTOU | Blue Pages | — |
| IGF Vigilance | Civil Engineers | — |
| Ils Pharma | Pharmacy | — |
| ILS Pharma Inc | Analytical & Testing Laboratories | ilspharma.net |
| Imaging Toner Technologie Inc | Computer Accessories & Supplies | fairwaybuildingsupply.com |
| Imagix - Radiologie 440 | Medical Clinics | biron.com |
| Imagix - Radiologie Chomedey | Medical Clinics | biron.com |
| Imagix - Radiologie Sainte-Dorothée | Medical Clinics | biron.com |
| Imaxeam | Shopping Mall | facebook.com |
| Imene | Business Brokers | — |
| Immersia Jeux d'évasion Laval | Amusement Places | immersia.ca |
| Immovex | Appraisers | immovex.ca |
| Importations Piu Che Dolci, Les | Bakeries | facebook.com |
| Infinity | Appliance Manufacturers & Wholesalers | — |
| Influence Inc | Furniture Stores | facebook.com |
| Info Concept Inc | Artists | — |
| INFOLUTION INC. | Aerospace | infolution.ca |
| Informatel Services Informatiques Inc | Information Technologies (IT) | dtint.com |
| INFOSERV | Tout Informatique et internet | infoserv.ca |
| Ingenisoft | Computer Consultants | ingenisoft.ca |
| INGTECH inc. | Clean Technologies | ingtech.com |
| Inspec Drain | Tire Shop | — |
| Inspiration Pilates Inc | Physiotherapy | cliniqueinspiration.com |
| Insta-Cash Designation Fax | Automated Teller Manufacturers & Wholesalers | facebook.com |
| Insta-Cash Designation Fax | Automated Teller Manufacturers & Wholesalers | — |
| Insta-Chèques | Cheque Cashing Service | insta-cheques.ca |
| Installation & Assemblage Serge Lévesque | Assembly & Fabricating Services | facebook.com |
| Institut Caroline Gagné | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
| Institut de Beauté Azur | Beauty Institutes | institutazur.ch |
| Institut De Beauté Océane Inc. | Health and Beauty | institutoceane.ca |
| Institut Gina Ghirotto | Beauty Institutes | — |
| Institut O Teint | Beauty & Fitness, Hairdressers & Beauty Salons | facebook.com |
| Institut Spa Divin | Health and Beauty | — |
| Instrumentation Automatisation Exceltec Inc | Automation Systems & Equipment | wwwexceltec-inc.com |
| INTEGA Sciences de la Peau inc. (Laboratoire Dr Renaud) | Life Sciences and Health Technologies (LSHT) | ldrenaud.com |
| Inter Signal Inc | Shopping Mall | facebook.com |
| INTERNATIONAL THREAD (FILETAGE INTERNATIONAL INC.) | Aerospace | — |
| Internet Infinity | Tout Informatique et internet | getinfinity.com |
| Interî-îpower Group | Compressors | super-dry.com |
| Intégra Contrôles Inc | Automation Systems & Equipment | integracontroles.com |
| Intégration Dolphin | Information Technologies (IT) | dolphin.fr |
| Invitrozyme Inc. | Life Sciences and Health Technologies (LSHT) | invitrozyme.com |
| Isabelle Poirier King | Animal Breeders | — |
