Brian Farmer has been a member of the Philatelic Society of South Australia for more than 25 years, serving in a number of executive positions, including President and Treasurer.  He is also a member and contributor to the South Australian Study Group, the China Study Group and the Australian Airmail Society.

In 1976, Brian was elected President of the South Australian Philatelic Association, which was formed by delegates from all affiliated Philatelic Societies and Clubs, a position he held until 1978, when be became Chairman of the South Australian Stamp Promotion Council (later the South Australian Philatelic Council), a position he held until 1990, when the Council amalgamated with the the South Australian Philatelic Association.

He was also chairman of the the committee formed to establish a home for philately in South Australia, which was achieved with the purchase of a property now called SAPHIL House.  In 1993 Brian was awarded the Briskham Medal in acknowledgement of his services to South Australian philately.

Brian has also been prominent in services to the Australian Philatelic Federation for many years holding the executive positions of President, Vice-President and Treasurer.

Brian's collecting interests are in the fields of South Australian "Departmentals" and astrophilately, he also has a collection of China.  Brian has been very committed to conducting successful philatelic exhibitions in South Australia.  He was President of the Organising Committee for Stampex '86, the first FIAP Asian International Exhibition held in Australia.  He was also President of Stampex '91 and Treasurer of Aeropex '88 and Aeropex '94.

Brian is a National Judge and makes himself available to judge at philatelic exhibitions from Club to National level.