British Association of Symphonic Bands and Wind Ensembles (1981-present)
- RNCM1255
- 1981-present
British Association of Symphonic Bands and Wind Ensembles (1981-present)
Manchester Women's Orchestra (fl.1920s-1930s)
Royal College of Organists (1864-present)
The Unnamed Society (fl.1920s), theatre group
Vienna Philharmonic Orchestra (1842-present)
Boston Symphony Orchestra (1881-present)
Monte-Carlo Philharmonic Orchestra (1856-present)
Ibbs & Tillett Ltd (1906-1990), muscial agents
Three Choirs Festival (1715-present)
Minnesota Orchestra (1903-present)