| Tibbits Consulting | New Brunswick |
| Ticavie | |
| Tickit Health Ltd | |
| TickMedia | Ontario |
| TickQuest, Inc. | Ontario |
| TickSmith Corporation | Quebec |
| Ticoon | Ontario |
| Tidal Commerce | |
| Tidal Pool Software | New Brunswick |
| Tidal SW, Inc. | |
| Tidal Venture Partners | |
| Tidbitapp.io | |
| TIEIT, Inc. | |
| Tier 3 I.T. Solutions | Alberta |
| Tier One Capital Ltd | |
| TieUs Technology Corporation | British Columbia |
| Tiger Media | Saskatchewan |
| Tiger Tech | |
| Tigre Computer Services | Alberta |
| Tigre Computers, Inc. | |
| Tiing | |
| Tiko Digital | Alberta |
| Til-Tek Antennae, Inc. | Ontario |
| Tilco | Ontario |
| Tilos Americas | British Columbia |
| Tilted Pixel, Inc. | Ontario |
| Tim Hodges | Ontario |
| TimberTracks | |
| Time & Space Media | |
| Time Management Solutions | Ontario |
| TimeAcct | British Columbia |
| TimeControl | Quebec |
| TimeHero | |
| Timeless Medical Systems | Prince Edward Island |
| Timeless Veterinary Systems, Inc. | Prince Edward Island |
| Timely | British Columbia |
| TimePlay Entertainment, Inc. | Ontario |
| TimeReaction | |
| Times Web Design | Ontario |
| TimeSlice Technologies Corporation | Ontario |
| TimeTiger | Ontario |
| TimeTrex | British Columbia |
| TIMIA Capital | |
| Tin Lee Electronics Ltd | Ontario |
| Tincan Communications | British Columbia |
| TinEye | Ontario |
| TINK Profitabilité numérique | Quebec |
| Tinoco Technologies | |
| tinRockets | |
| Tint Tek | Ontario |