| Analyzer Software, Inc. | Ontario |
| Anand Software Consulting, Inc. | Ontario |
| Ananda Devices | |
| AnaSoft, Inc. | Alberta |
| Ancell Marketing | British Columbia |
| Ancentury International, Inc. | Ontario |
| Anchor Marine Electric Ltd | British Columbia |
| Anchord Ideas Ltd | |
| AND Corporation | Ontario |
| Andar Software Ltd | Ontario |
| Anderson College of Health, Business and Technology | |
| Andgo | |
| Andino Distribution, Inc. | Quebec |
| Andira Pharmaceuticals, Inc. | |
| Andlor Logistics Systems, Inc. | British Columbia |
| Andorix | Ontario |
| Andornot Consulting, Inc. | British Columbia |
| André-P. Boulet | |
| Andrea Coutu | British Columbia |
| Andrei Marukovitch | Ontario |
| Andrei Techologies | |
| Andrew Burleigh | Prince Edward Island |
| Andrew Kelly | Ontario |
| Andrew Pallant | Ontario |
| Andrich Media | Manitoba |
| Androcom | Ontario |
| Android Authority | British Columbia |
| Android Labs Montreal | Quebec |
| Androïde | Quebec |
| Andromeda Computer Systems Ltd | Alberta |
| Andromeda Technologies | Quebec |
| Anduro Marketing | Alberta |
| Andy Kuiper | |
| Andy's Database (DB) Help! | Ontario |
| Anekdotes Communications, Inc. | Quebec |
| Anessa | New Brunswick |
| Anessa Biogas Software | |
| Angany, Inc. | Quebec |
| Angel Electronics | Ontario |
| Angel Forum Society | British Columbia |
| Angel Investors Ontario | Ontario |
| Angel One Investor Network | Ontario |
| Anges Québec | Quebec |
| Anges Québec Capital | Quebec |
| Angie Hodder | Nova Scotia |
| Angler Solutions | |
| Angus GeoSolutions, Inc. | Ontario |
| Angus Systems Group | Ontario |
| Anim'O Design | Quebec |
| Animated Media, Inc. | Ontario |