| IoT Foundy | Ontario |
| IOT Pay Technologies, Inc. | |
| IoT613 | |
| Iotum | Ontario |
| IP Datacom Technology Services | |
| IP SOFTS | Quebec |
| iPhix Canada | Ontario |
| iPhoneinCanada.ca | British Columbia |
| Iplus Concept | Quebec |
| IPM Scoutek | |
| Ipnos Software, Inc. | Quebec |
| iProgen Biotech | |
| iProgen Biotech, Inc. | |
| IPS Therapeutique | |
| IPS Therapeutique | |
| IPSO Technologies | Quebec |
| IPSS | Ontario |
| iPuzzlebiz IT Consulting | Ontario |
| IPvision Canada, Inc. | |
| IQ Bizsuite | |
| IQ Business Solutions | Alberta |
| IQ Interactive, Inc. | Alberta |
| Iq Networks | Ontario |
| iQ Office Suites Holdings, Inc. | |
| IQ Partners, Inc. | |
| IQComputers.net | British Columbia |
| iQmetrix | British Columbia |
| IQNetCom Corporation | Ontario |
| IR Scientific | |
| IRCO Automation | Ontario |
| iReasoning | |
| iRepair.ca | Ontario |
| iRevOps360 | |
| IRICoR | |
| Iridian Spectral Technologies | Ontario |
| Iris Petroleum Software Ltd | Alberta |
| IRIS Systems | Alberta |
| Iris Web Designs | |
| IRISCO du Québec | Quebec |
| IrisCX | |
| IRISEF Consulting, Inc. | Quebec |
| iRISEmedia.com | Ontario |
| Iristel | Ontario |
| IRM Québec | Quebec |
| iRoam Mobile Solutions, Inc. | Ontario |
| Iron Fox Games | |
| Iron Mountain Canada Corporation | Ontario |
| Iron Spear Information Security Ltd | |
| Iron Strikes Iron | Ontario |
| Ironball Marketing | |