- A. de Zwaan Mime&Animatie
- Aaaaha! The Actor Factory
- Aan de Grote Markt
- Abacus Theater Acts
- ABC Events
- Alberti Entertainment
- Alberto de Souza Productions
- Alle Clowns
- Alles Kids Family Event
- Allyoucaneat Entertainment
- Ambar Prominenten
- AmBitioUs Entertainment
- Amigo Produkties
- Amusementsgids.nl
- ANI Entertainment
- Anna Agency
- Anouk Muis Entertainment
- Artiesten Net
- Artiestenbureau Donkey Music
- Artiestenburo KAS
- Artiestenburo Rotterdam
- Artiestenwereld
- ArtiWorld
- AT Productions
- Avalon Music Productions