American Arts Alliance

American Composers Forum

American Federation of Television and Radio Artists (AFTRA)

American Music Center

American Society of Composers, Authors, and Publishers (ASCAP)

ArtsWire - Online Communications for the Arts

Australasian Mechanical Copyright Owners' Society (AMCOS)

Australasian Performing Right Association (APRA)

Authors' Licensing and Collecting Society (UK) (ALCS)

Billboard Online

Broadcast Music Incorporated (BMI)

BUMA (Netherlands)

Bureau International des Societes Gerant les Droits d'Enregistrement et de Reproduction Mecanique (BIEM)

Canadian Music Centre

Canadian Musical Reproduction Rights Agency Ltd. (CMRRA)

Conductors Guild

Confederation Internationale des societes d'Auteurs et Compositeurs (CISAC)

Copyright Society of the USA

Electronic Music Foundation

Gesellschaft fur Musikalische Auffuhrungs- und Mechanische Vervielfaltigungsrechte (GEMA)

Harry Fox Agency

Institut de Recherche et Coordination Acoustique/Musique (IRCAM)

International Alliance for Women in Music

International Computer Music Association

Irish Music Rights Organization (IMRO)

Komponister i Danmark (KODA)

Mechanical-Copyright Protection Society Ltd. (UK) (MCPS)

Music Educators National Conference (MENC)

Musica International Database of Choral Repertoire

National Endowment for the Arts

National Music Publishers' Association (NMPA)

Nordisk Copyright Bureau (NCB)

Norwegian Music Information Centre

Opera America

Oral History, American Music (OHAM)

Performing Right Society (UK) (PRS)

Pulitzer Prizes

SESAC

Sociedad General de Autores y Editores (SGAE) (Spain)

Societe d'Auteurs Belge (SABAM) (Belgium)

Societe des Auteurs et Compositeurs Dramatiques (France) (SACD)

Society Of Composers, Inc.

Stichting Ter Exploitatie van het Mechanisch Reproductierecht der Auteurs (STEMRA) (Netherlands)

The Foundation Center

The Swedish Music Information Center

TONO - The Norwegian Performing Right Society

Worldwide Internet Music Resources (Indiana University list)