- Airport shuttle service
- Auto body shop
- Apartment complex
- Administrative attorney
- Apartment rental agency
- Abrasives supplier
- Air filter supplier
- Açaí shop
- Auto body parts supplier
- Agricultural service
- Auto painting
- Aluminum welder
- Aluminum window
- Aerial photographer
- Appliances
- Auto insurance agency
- Airplane
- Agricultural cooperative
- Antique furniture restoration service
- Art restoration service