| Geek and Company | Alberta |
| Geek Host | Ontario |
| Geek Monkey Technologies, Inc. | Newfoundland and Labrador |
| Geek Power, Inc. | Ontario |
| Geek Star Solutions Ltd | British Columbia |
| Geekbecois | Quebec |
| Geeko Computer Systems | Ontario |
| Geekorner.com | Quebec |
| GeekPcDoctors.com | Ontario |
| Geeks on the Beach | British Columbia |
| Geeks on the Go | British Columbia |
| Geeks On The Way | Alberta |
| Geeks Unlimited | New Brunswick |
| Geeks World Wide Solutions | |
| Geeks-Are-Us, Inc. | British Columbia |
| GeeksToTheRescue | Ontario |
| Geekz Computers, Inc. | |
| Gégep Garneau - Techniques de l'informatique | Quebec |
| GelaSkins | Ontario |
| Geldman Computer Systems, Inc. | Ontario |
| Gem Digital Media | British Columbia |
| GEM-CAR | |
| Gem-up Consulting, Inc. | Ontario |
| Gemba-Walk | |
| Gemini | Quebec |
| Gemini Navsoft Technologies, Inc. | |
| Gemini Productions | Ontario |
| Gemini SWIFT Learning | Alberta |
| GemsTelecom | Quebec |
| Gemstone Logistics | Alberta |
| GEMstone Telecom | Ontario |
| GENAIZ | |
| Genatec | Quebec |
| Genatec, Inc. | |
| Genba | |
| Genconian Technologies, Inc. | |
| Gendron Marketing | |
| Gene Bio Medical | British Columbia |
| GeneChem | Quebec |
| Genecis | |
| Genecomm Technologies, Inc. | Ontario |
| General Business Machine Service Ltd | Saskatchewan |
| General Data | |
| General Data IT Professionals Ltd | New Brunswick |
| General Fusion | |
| General Metaverse Industries | |
| General Software of Canada Ltd | |
| Generated Solutions | Ontario |
| GeneratePress | British Columbia |
| Génération Click | Quebec |