- Anthony's Pizza & Italian Rest
- Apex Compu Corp
- Apex Environmental Inc
- Apex Management Group
- Apex Vending Svc
- Applebrook Golf Club
- Applied Controls Inc
- Applied Energy Systems Inc
- Applied Environmental Mgmt Inc
- Applied Pool Solutions
- Approval Plus Mortgage Svc
- Aqua Adventures
- Aqua Pharmaceutiaculs
- Aqua-Wash Inc
- Arch Light Career Svc
- Architectural Alliance
