| Intersog, Inc. | |
| Interspan Solutions, Inc. | Manitoba |
| Intertech Office Automation, Inc. | British Columbia |
| Intertechnology, Inc. | Ontario |
| Interthink Consulting | Ontario |
| InterTronic Solutions, Inc. | Quebec |
| Interval Software | Quebec |
| Interware Systems, Inc. | Ontario |
| Interware.NET, Inc. | Ontario |
| Interweb Evolution | Quebec |
| Interweb Solutions Internet | |
| Interzolve, Inc. | Ontario |
| Intheon | |
| Inthera Consulting Group Ltd | |
| inthevine | Manitoba |
| InTime Solutions, Inc. | British Columbia |
| Intltech | |
| INTNXT | |
| INTO Intelligent Technology Corporation | Ontario |
| Intoria, Inc. | Alberta |
| Intouch Wireless | Ontario |
| IntouchCX | |
| Intrafinity | Ontario |
| Intrahealth Canada Ltd | British Columbia |
| IntraLaunch | Ontario |
| Intranet Connections | |
| Intrateq corporation | Ontario |
| Intraworks I.T. Management | British Columbia |
| Intricate Networks | Saskatchewan |
| Intrigue Design | Ontario |
| Intrigue Marketing Solutions | Ontario |
| Intrinsec Security | Ontario |
| Intrinsic Innovations | |
| Intrinsic Web Solutions, Inc. | |
| Intrinsix | Manitoba |
| IntriTech | |
| Intro-travail et Carrefour jeunesse-emploi du Granit | |
| Introhive Services, Inc. | New Brunswick |
| Introspect Technology | |
| Intuit Canada | Ontario |
| Intuitive AI | |
| Intuitive Media | |
| IntVentures | |
| Inuit Communications Systems Ltd | Nunavut |
| Inuknet | |
| Inuvik Web Services | |
| Inventechonline | |
| InventionShare, Inc. | Ontario |
| Inventive bay Technologies | |
| Inventory Cloud, Inc. | Ontario |