- Aliud
- Alligator
- Alma Records
- Altus
- Ambienta
- American Jazz Classics
- American Showplace Music
- Ameson
- Analog Spark
- Andrey Klemm Productions
- Animato
- antarctica
- Appleseed
- Aquarela do Brais
- Ar Re Se
- Araucaria
- ARD Video
- ArtistExclusive
- Artistry Music
- Atma Classique
- Aura Records
- Ayler Records
- Ayros
- Azica Records
- Azzurra Music
