| Advance Graphics | Ontario |
| Advance Integrated Management System Solutions, Inc. | British Columbia |
| Advance Marketing Group | British Columbia |
| Advance Quality Electronics | Manitoba |
| Advance Web Solutions | Alberta |
| Advanced Alternative Investment Systems Ltd | |
| Advanced Analytics and Research Lab | |
| Advanced AV Design | Ontario |
| Advanced Chemistry Development, Inc. | Ontario |
| Advanced Chippewa Technologies, Inc. | Ontario |
| Advanced Computer Systems, Inc. | Ontario |
| Advanced Computer Technicians | Ontario |
| Advanced DatasyStems Ltd | Saskatchewan |
| Advanced Electrophoresis Solutions Ltd | |
| Advanced ERP Solutions | Ontario |
| Advanced Intelligent Systems, Inc. | |
| Advanced Internet Services | Ontario |
| Advanced IT Solutions | Ontario |
| Advanced Mission Critical Services, Inc. | Ontario |
| Advanced Motion & Controls Ltd | Ontario |
| Advanced Programming Services | Ontario |
| Advanced Repair Technologies, Inc. | British Columbia |
| Advanced Research & Scientific Innovations | |
| Advanced Systems | Alberta |
| Advanced Systems Management Group | Ontario |
| Advanced Tech | New Brunswick |
| Advanced Telecommunications | Saskatchewan |
| Advanced Test and Automation, inc. | |
| Advanced Utility Systems | Ontario |
| Advanced Utility Systems | |
| Advanced Web Engineering | British Columbia |
| Advanced Web Solutions | Ontario |
| Advanced Websites.ca | Ontario |
| AdvanCode.com | Ontario |
| Advanis | Alberta |
| Advansis Virtual | Ontario |
| Advantage Communications, Inc. | Prince Edward Island |
| Advantage2Retail, Inc. | Quebec |
| Advantech Wireless, Inc. | Quebec |
| Advantis Communications, Inc. | Ontario |
| Advatek Systems, Inc. | New Brunswick |
| Advent Instruments, Inc. | British Columbia |
| Adventure Bucket List | British Columbia |
| Adventus, Inc. | Nova Scotia |
| Advicent Solutions | Manitoba |
| Adviceon.com | Ontario |
| Advisia | Quebec |
| AdVision eCommerce | British Columbia |
| Adviso | Quebec |
| AdvisorNet Communications, Inc. | |