Publishers – C
Publishers: C-Script - Cimarron Music Press
- C-Script
- C. Alan Publications
- C. H. Beck
- C. Harvey Publications
- Cadenza Music
- Cafè Concerto
- Cairde Na Cruite
- Caldwell and Ivory
- Cambridge University Press
- Camden Music
- Campbell Connelly
- Canadian Brass
- Canetti
- Canterbury Press
- Cantique
- Canyon Records Prod.
- Capa Publisher
- Capo Tasto Music
- Capriccio
- Caput Musikverlag Jena
- Car Tunes
- Carisch
- Carl Fischer
- Carl Hanser Verlag
- Carl Nielsen Edition
- Carlanita Music
- Carlsen Verlag
- Carlton Musikvertrieb
- Carmen Eberz
- Carol Musikverlag
- Carpe Diem
- Carrara
- Carter Larsen Foundation Edition Isolde
- Carus Verlag
- Caruso 1877
- Carysford Press
- Casa Musicale ECO
- Casa Musicale Quinto Fabio
- Cascade Music
- Cascha Verlag
- Casio
- Catalana d'Edicions
- Cathedral Music
- Cathedral Press
- Celesta Music
- CelloLid.com
- Cengage Learning
- Centerstream Publications
- Centre Belge de documentation
- Centre de Musique Baroque de Versailles
- Certosa Verlag
- Ces-dur Musikverlag
- Cesky Rozhlas
- Chamber Music Series
- Chandos Music Supplies
- Chanterelle
- Charanga
- Charles Colin Publications
- Charles Dumont & Son, Inc.
- Charlie Weibel
- Cheap, Choice, Brave and new Music Editions
- Cherry Classics Music
- Cherry Lane Music
- Chester Music
- Chocolate Cake Productions
- ChoraLine
- ChordBuddy Media
- Choro Music
- ChorVerband
- Chris Siddall Music Publishing
- Christine Musics
- Christoph Naucke
- Christopher Ball
- Christopher Wiggins
- Chromatic Edition
- Chrysalis Music
- Church Music Society
- Church Music Society Archive
- Cig'Art Edition
- Cimarron Music Press
Publishers: Ciriaco - Cziffra Foundation
- Ciriaco
- CJG Music Publishing
- Claire Schmid Verlag
- Clarinet Edition
- Classic Music Collection
- Classical Spectrum
- Classical Vocal Reprints
- Claudius Verlag
- Claus Vester
- Clemens Falkenstein
- Clifton Edition
- Clinical Press
- Clivis Publicaciones
- Clou-Music
- CM Piano Music Verlag
- Coach Me
- CodaMusic
- Colgrass Music
- Colla Voce Music
- Collins Music
- Colne Edition
- Colourstrings Books
- Columbia Music Co.
- Columbia Publishing
- Columns Music
- Come Together Songs
- Comes Verlag
- Complete Vocal Institute
- Composers Edition
- Compusic
- Comus Edition
- Con Fuoco
- Con Moto Publications
- Con Passione
- ConBrio
- Concert Music
- Concert Works
- Concordia Publishing House
- Conmusica
- Consonarte
- ConTakt Musikverlag
- Contemponet
- Contemporary A Cappella Publishing
- Conway Editions
- Conwood Music Publishing
- Cool Music
- Coppenrath Verlag
- Cor Publishing
- Cora Krötz
- Corda Music Publications
- Cornelia Schergaut
- Cornelsen Verlag
- Cornetto Verlag
- Coronet Press
- Cottage Door Press
- Countryside Music
- Coup de Pouce
- Crabtree Music
- Cramer Music
- Cranford Publications
- Creative Concepts Publishing
- Creighton's Collection
- Crossway Books
- Curiad
- Curnow Music Press
- Curwen and Sons
- CVJM-Westbund
- Czech Music Edition
- Cziffra Foundation
