| Cognisys Consultants, Inc. | Ontario |
| Cognitive Apps | |
| Cognitive Class | |
| Cognitive IT Solutions | |
| Cognitive Systems Corporation | |
| Cognitive3D | British Columbia |
| CognitiveGroup | Quebec |
| Cogniva Information Solutions, Inc. | Quebec |
| Cognosys | |
| Cognota, Inc. | |
| Cogsdale Corporation | |
| CogSim Technologies, Inc. | |
| Cohash | |
| Cohere | Ontario |
| Cohort | |
| Coin Edge Consulting | |
| Coinsquare | |
| COlab Innovation sociale et culture numérique | Quebec |
| CoLab Software | Newfoundland and Labrador |
| ColbaNet | Quebec |
| Colchester Signs & Promo | |
| Cold Turkey Software, Inc. | Ontario |
| ColdAd | |
| Coldfront Labs, Inc. | Ontario |
| Coldwin Software, Inc. | Manitoba |
| Cole Media Group | Ontario |
| Coleman Technologies | British Columbia |
| Colibri Multimédia | Quebec |
| Colibri Software | |
| Collab Collective | |
| Collab Space | |
| Collaba | Quebec |
| CollabHub | |
| Collabo Consulting, Inc. | British Columbia |
| Collaborate IT Solutions | |
| Collaborate IT Solutions | |
| Collabox | Quebec |
| Collage | |
| Collectif régional de développement du Bas-Saint-Laurent | |
| Collectif Web | Quebec |
| Collectiv | Quebec |
| CollectiveXP | |
| Colleen LaHaise | Ontario |
| Collège Ahuntsic | |
| Collège Ahuntsic - Techniques de l'informatique : programmation web et mobile | Quebec |
| Collège André-Grasset | |
| Collège April-Fortier, Inc. | |
| Collège Aurora College | |
| Collège Avalon | |
| Collège Bois de Boulogne | |