- Ackah duah daniel -- Ackshun Jackson
- Acktup -- Acmatic
- Acme -- Acme Swing Company
- Acne -- Acoma
- Acommonground -- Acorn Project
- Acorns -- Acoustic ASTURIAS
- Acoustic Asylum -- Acoustic Dream
- Acoustic Dub Messengers -- Acoustic Guitars
- Acoustic High-End Research -- Acoustic Lounge
- Acoustic Love -- Acoustic Preserves
- Acoustic Radio -- Acoustic Serenade
- Acoustic Shack -- Acoustic Terminator
- Acoustic Theory -- Acousticasters