Promotion/Information
- Access Contemporary Music Chicago (USA)
- Agenda Musical (France)
- AIGAM-Associazione Italiana Gordon per l'Apprendimento Musicale Rome (Italy)
- Alice Musik Produktion Stockholm (Sweden)
- ARCUS - Arte Cultura Spettacolo Italy
- ASCAP - The American Society of Composers, Authors and Publishers
- BDCI - Banca Dati dei Compositori Italiani Roma
- British Composers
- Cadenza Contemporary
- CCM - Center for Contemporary Music Oakland (Ca, USA)
- CDMC - Centro Difusiòn Mùsica Contemporanea Madrid
- CDMC Centre Documentation Musique Contemporain Paris
- CDMC of Brasil
- Center for New American Music New York
- CIDIM Comitato Nazionale Italiano Musica Rome
- Compositori a confronto Reggio Emilia (Italy)
- Contemporary Music Centre Ireland Dublin
- Contemporarymusiclive
- ControCanto Donne in Musica Roma
- CPCC-Center for the Promotion of Contemporary Composers
- Czech Music Information Centre Prague
- EFA - European Festivals Association Gent (Belgium)
- European Composer Forum Brussels (Belgium)
- Gaudeamus Muziekweek Amsterdam
- Hungarian Composers
- IAMIC International Association of Music Information Centres
- Iceland Music Information Centre Reykjavik (Iceland)
- IRTEM Istituto di Ricerca per il Teatro Musicale Rome
- ISMEZ Ist. Naz. per lo Sviluppo Musicale nel Mezzogiorno Rome
- Les Compositeurs
- LGNM - Luxembourg Music Information Centre
- Lithuanian Composers Union Vilnius (Lithuania)
- MIC Portuguese Music Research & Information Centre Portugal
- Music Center The Netherlands Amsterdam
- Music Information Center Slovakia Bratislava
- Musica-Classica.it Risorse per i musicisti
- Musical Organizations and Professional Societies
- Muziek Centrum Nederland Amsterdam
- Muziekgroep Nederland (Donemus) Amsterdam
- North-West Composers Association UK
- Ny Musikk/ISCM Oslo
- Operissimo
- Orfeo nella rete
- Polish Contemporary Music Documentation Centre Warsaw
- PromArt
- Scottish Music Information Centre (SMIC)
- SIMC Società Italiana Musica Contemporanea Milano
- Site of italian composers by Renzo Cresti
- Site on Early and Contemporary Music to promote promising young musicians (for free) - NL
- Society of Swedish Composers Stockholm (Sweden)
- SoundArt Foundation Calendar New York City
- STIM-Swedish Music Information Centre Stockholm
- Worlwide Internet Music Resources