| Integrated Sports Systems, Inc. | Quebec |
| Integrated Transaction Systems | Ontario |
| Intégratik, Inc. | Quebec |
| Intégration FTR, Inc. | Quebec |
| Integration Solution Services, Inc. | |
| Integraweb | |
| Integrim | Quebec |
| Integrio Systems | British Columbia |
| Integrity Internet Solutions | Ontario |
| Integrity IT | Ontario |
| Integrity Manufacturing Software, Inc. | |
| Integrity Technology Solutions Ltd | |
| Intek Communcations, Inc. | Ontario |
| Intek Systems & Services Ltd | Ontario |
| Intelcan Technosystems, Inc. | Ontario |
| Intelec | Quebec |
| Intelecs Controls, Inc. | Ontario |
| Intelerad Medical Systems, Inc. | Quebec |
| Intelex Technologies, Inc. | Ontario |
| Intelex.ca | Ontario |
| IntelGenx Corporation | |
| Inteligex | |
| InteliSoft | Quebec |
| InteliSys Aviation Systems | |
| Intellasoft | Newfoundland and Labrador |
| Intellecomm.ca | Ontario |
| Intellect Dynamics | |
| Intellectual Property Institute of Canada | |
| Intellectz Ai | |
| Intelletto Technologies, Inc. | Ontario |
| Intellex Systems, Inc. | Alberta |
| Intelli Management Group | British Columbia |
| Intellia Consulting | Quebec |
| Intellibyte | Ontario |
| IntelliCulture | |
| Intelligence Industrielle | Quebec |
| Intelligenes, Inc. | |
| Intelligent Access Microware | Ontario |
| Intelligent Data Solutions | |
| Intelligent Living | |
| Intelligent Resources, Inc. | British Columbia |
| Intelligent Robot Learning Laboratory | |
| Intelligent Webware | British Columbia |
| Intelligenz Solutions | |
| Intellijoint Surgical | |
| Intellimedia, Inc. | Alberta |
| Intelliminds Tech | |
| Intellimix Corporation | Quebec |
| IntelliNet Technologies, Inc. | British Columbia |
| Intellisense Technology | Alberta |