The European Concert Hall Organisation (ECHO) is a network which brings together 23 of Europe's most prestigious concert halls. ECHO exists to provide a unique forum for concert halls in Europe to share knowledge and experience and to encourage active collaboration through co-productions and the promotion of young artists.
- Auditorium – Orchestre National De Lyon
- Barbican Centre London
- Bozar Brussels
- Calouste Gulbenkian Foundation Lisbon
- Casa da Música Porto
- Cité de la Musique Paris
- Festspielhaus Baden-baden
- Harpa Reykjavík
- Het Concertgebouw Amsterdam
- Kölner Philharmonie
- Konzerthaus Dortmund
- Laeiszhalle Elbphilharmonie Hamburg
- L’auditori Barcelona
- Megaron - The Athens Concert Hall
- Musikverein Wien
- Müpa Budapest
- Nospr Katowice
- Palau de la Música Catalana
- Philharmonie Luxembourg
- Stockholms Konserthus
- Town Hall & Symphony Hall Birmingham
- Wiener Konzerthaus