The Incorporated Association of Organists    www.iao.org.uk

 British Institute of Organ Studies    www.bios.org.uk

 Organ Recitals Listings    www.organrecitals.com

 Royal School of Church Music    www.rscm.com

 The Incorporated Society of Musicians    www.ism.org

 Friends of Cathedral Music    www.fcm.org.uk

 Guild of Church Musicians    www.churchmusicians.org

 Institute of British Organ Building    www.ibo.co.uk

 Royal College of Organists    www.rco.org.uk

 The Organ Club    www.organclub.org

 Derby & District Organists' Association  www.derbyorganists.co.uk