| AgriFORCE Growing Systems Ltd | British Columbia |
| Agronomix | |
| Agronomix Software, Inc. | Manitoba |
| AGS Business Systems | British Columbia |
| AGT Robotics | |
| AGUA Entrepreneurial Solutions, Inc. | Alberta |
| Agyle Intelligence | Prince Edward Island |
| Aha-Soft | British Columbia |
| Ahava Holdings & Ventures International | |
| Ahead of the Web | British Columbia |
| Ahearn & Soper, Inc. | Ontario |
| Aheeva | Quebec |
| Ahha Technologies | Ontario |
| AI Employee Hub | |
| AI for Social Good | |
| AI HomeDesign | |
| AI Infotech | |
| Ai Insights.ca, Inc. | |
| AI Toronto | Ontario |
| Ai Ui Creative Solutions | |
| AI@Centech | |
| AIA Automation, Inc. | Quebec |
| AIAC Summit | |
| AIC Global Communications, Inc. | British Columbia |
| AID IT Services | |
| AiDANT Intelligent Technology | |
| Aide Support, Inc. | |
| AIE Informatique, Inc. | Quebec |
| AIHeart | |
| AiimSense, Inc. | Ontario |
| AIKI Informatique, Inc. | Quebec |
| AIKI Secure | |
| AikSphere Technologies, Inc. | |
| AImpactful Marketing | |
| Aimple Ace | Quebec |
| Aimsio | |
| Aina Software, Inc. | |
| Ainger & Associates, Inc. | Ontario |
| Ainger Tech | Quebec |
| AIoT Canada | |
| Air Data, Inc. | |
| Air Navigation Data | British Columbia |
| Air Transport Association of Canada | |
| Air Whistle | Ontario |
| Airbly, Inc. | Prince Edward Island |
| Aircraft Maintenance Systems | |
| Airdrie Computer Ltd | Alberta |
| AirdrieWeb.ca | Alberta |
| AiReach Tech | |
| AireNet Internet Solutions | Alberta |