Publishers – P
- P. Jurgenson
- Pan Educational Music
- Panopoly
- Panyard
- Papagena Press
- Paraclete Press
- Parish Publications
- Partitura Verlag Winterthur
- Paterson
- Patterdale
- Paul Ibberson
- Paul Lovatt-Cooper Publications
- Paul Sacher Stiftung
- Paul Simon
- Pavane Publishing
- PCA
- Peacock Press
- Ped Xing Music
- Peer Music
- Peghead Productions
- Pelican Publishing
- Pembroke Music Company
- Penguin Books
- People's Music Publishing House
- Percussive Arts Society
- Periferia Publishing
- Peter Kneale Music
- Peter Lang
- Peters Archive
- Peters Edition
- Philipzen Percussion
- Phoenix Music
- Phylloscopus Publications
- Pianissimo Publishing
- Piccolo Musikverlag Berlin
- Pierswell Press
- Piles editorial del musica
- Pine Castle Music Publishing
- Pipeline Press
- Piper Publications
- Pizzicato Verlag Helvetia
- Play Music
- Playing With Colour Publications
- Plural Publishing
- PM Press
- Poco Studio
- POMO Music Publisher
- Porter Productions
- Power House Orchestrations
- Power Music Company
- PPV Medien
- PraiseSong
- Praxis Music Publications
- PRIM-Musikverlag
- Prima Arts
- Prima Vista Musikk
- Pro Musica
- Professional Music Institute
- Profile Books
- Progetti Sonori
- Promenade Publications
- Promusic Publishing
- Prospect Studio-Label-Verlag
- Pucihar Music
- Purzelbaum Verlag
- Puscoiu
- Pustjens Percussion Publications
- PWM
- Pyramid Music
