The British Institute of Organ Studies (BIOS)
Exists to encourage and promote the study of the pipe organ, its history and design, and to increase appreciation and understanding of its music. Includes details of membership and events, the national pipe organ register, and information about their conservation work.
Huddersfield Organists' Association
Organises monthly concerts, lectures, visits, or social evenings to promote organs and organ music. Includes their programme, details of local instruments, and membership.
Listings of organ and choral events in Yorkshire and North East England.
Organists Charitable Trust
Established to help organists "who have fallen on hard times"; includes a guide to their work and how to support it.
Maintains listings of organ recitals and performances across the UK, searchable by venue, date, region, and organist.
Royal College of Organists
Formed to promote organ playing and choral directing; information about membership, their education and examinations programmes, events, and library service.
Tayside Organists' Society
Promotes interest in organs and organ music throughout Angus, Dundee, North Fife, and Perthshire. Includes information about membership, and their programme of recitals, demonstrations, visits, and social events.