| Gold Group of Companies | British Columbia |
| Gold Leaf Telecom | Ontario |
| Goldak Technologies | Ontario |
| Golden Crater Corporation | Ontario |
| Golden Earth | |
| Golden Triangle Angel Network | |
| Golden Ventures | Ontario |
| Goldenstrike Technologies, Inc. | |
| Goldeye Capital | Ontario |
| Goldnet Smart Technologies | Prince Edward Island |
| Goldpals, Inc. | Ontario |
| GoldWave, Inc. | Newfoundland and Labrador |
| GolemLabs, Inc. | Quebec |
| GoLiveSystems, Inc. | Ontario |
| Gologic | |
| GoMac | British Columbia |
| Gomobile | |
| Goo Systems Global | Ontario |
| Good and Well | |
| GOOD Company | |
| Good Digital Culture | Ontario |
| Good News Ventures | |
| Good World Games, Inc. | Ontario |
| Goodbay Technologies | Manitoba |
| GoodBytes Information Products, Inc. | Quebec |
| Gooder Marketing | |
| GoodLeaf Farms | Ontario |
| GoodLiving Technologies | British Columbia |
| Goodpin | |
| GoOnline.ca | British Columbia |
| Gooroos Software | British Columbia |
| Goose.ca | Ontario |
| Goparity | |
| GORD Telecom Towers | Ontario |
| GordonGroup | Ontario |
| GoSmartMedia.com | Nova Scotia |
| Gossland Software, Inc. | British Columbia |
| Gouvernement du Québec | Quebec |
| Governance Solutions | |
| Government of Alberta | Alberta |
| Government of British Columbia | |
| Government of British Columbia - Technology and Innovation | British Columbia |
| Government of Canada | |
| Government of Manitoba | |
| Government of New Brunswick | |
| Government of Newfoundland and Labrador | |
| Government of Northwest Territories | |
| Government of Nova Scotia | |
| Government of Nunavut | |
| Government of Ontatio | Ontario |