The Richmond Fellowship of Hong Kong was established in 1984 as a non-profit making registered charity. It is affiliated to the Richmond Fellowship International, a world-wide network of self-governing non-profit organization which shares the common aim of promoting good community care practice in the field of mental health. It is a member of the Asia Pacific Forum of the Richmond Fellowship which was established in 1991, to facilitate the exchange of knowledge and experience between the Richmond Psychosocial Foundation International (RPFI) in Australia, New Zealand, the Pacific Islands, Nepal, India, Hong Kong and Macau.
Richmond Fellowship of Hong Kong is also a member of many renowned international professional organizations, such as the World Association of Psychosocial Rehabilitation, the World Schizophrenia Fellowship and the World Federation for Mental Health.