| ARPESELLA, Marco Enrico ACTIVE | Secretary | 13 Sep 2016 | | | | 4, Stretton Court, Wey Road, Weybridge, Surrey, KT13 8GZ, United Kingdom |
| COOPER, Matthew Scott ACTIVE | Director | 01 Jul 2025 | | United Kingdom | February 1974 | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |
| INAMORI, Akira ACTIVE | Director | 01 Jul 2025 | | United Kingdom | December 1972 | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |
| NAKAYAMA, Masanari ACTIVE | Director | 01 Jul 2025 | | United Kingdom | November 1968 | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |
| PIMPIS, Stephen Jerome ACTIVE | Director | 01 Jul 2025 | | United States | October 1962 | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |
| GEARING, Audrey Edith Rose RESIGNED | Secretary | | 29 Sep 1995 | | | Jumps House Jumps Road, Churt, Farnham, Surrey, GU10 2LB |
| HATCHER, James Boyd RESIGNED | Secretary | 27 May 2004 | 01 Feb 2012 | | | 1, Tanners Drive, Blakelands North, Milton Keynes, Bucks, MK14 5BU, United Kingdom |
| MENDUS-EDWARDS, Kerry Jane RESIGNED | Secretary | 12 Mar 2015 | 13 Sep 2016 | | | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |
| MIER, Roger RESIGNED | Secretary | 01 Feb 2012 | 12 Mar 2015 | | | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE, United Kingdom |
| MIER, Roger RESIGNED | Secretary | 29 Sep 1995 | 27 May 2004 | | | Woodfold Cottage 80 Midhurst Road, Fernhurst, Haslemere, Surrey, GU27 3EU |
| BACHRACH, William, Dr RESIGNED | Director | 14 Jun 2006 | 12 Jun 2009 | | January 1959 | 11 Cabot Blvd, Mansfield, Massachusetts Ma 02048, United States Of America |
| BIZEN, Tatsuo RESIGNED | Director | 01 Jul 2015 | 01 Jul 2025 | Japan | July 1961 | 8-423, Imae-Cho, Komatsu-Shi, Ishikawa, Japan, Japan |
| DANIELS, Neil Eugene RESIGNED | Director | 13 Oct 2006 | 31 Aug 2007 | | June 1965 | 318 Nicholas Lane, Collegeville, Montgomery Pa 19426, United States Of America |
| FUJITA, Yoshitaka RESIGNED | Director | 05 Nov 2007 | 29 Jun 2012 | | January 1952 | 3-1-9 Takadai, Nagaokakyo, Kyoto, 617-0847, FOREIGN, Japan |
| HARVIE, Ian Jeffery RESIGNED | Director | 14 Jun 2006 | 31 Aug 2007 | | May 1963 | 2832 Ogden Street, Philadelphia, Pennsylvania 19130, Usa |
| JOHNSON, James Dean RESIGNED | Director | 27 May 2004 | 12 Sep 2005 | | June 1957 | 11068 N Cloudview Place, Tucson, Arizona 85737, Usa |
| KAMITANI, Gaku RESIGNED | Director | 01 Jul 2020 | 01 Jul 2025 | Japan | November 1971 | Tenjin 2 - 26 - 10, Nagaokakyo-Shi, Kyoto, 617 - 8566, Japan |
| MAKINO, Koji RESIGNED | Director | 29 Jun 2012 | 01 Jul 2015 | Japan | May 1952 | 9-14, I Cho-Me, Goryouooeyamachou, Nishikyoku, Kyoto, Japan |
| MARKERT, Stephen Edward RESIGNED | Director | 27 May 2004 | 14 Jun 2006 | | June 1951 | 1460 Creek View Lane, Blue Bell, Pennsylvania, 19422, Usa |
| MARLEY, Robert Timothy RESIGNED | Director | 27 May 2004 | 13 Oct 2006 | | January 1953 | 499 Moyer Road, Harleysville, Pa 19438, Usa |
| MIER, Roger RESIGNED | Director | | 12 Mar 2015 | | November 1949 | 1, Tanners Drive, Blakelands North, Milton Keynes, Bucks, MK14 5BU, United Kingdom |
| MORISHIMA, Yasuyuki RESIGNED | Director | 12 Jun 2009 | 01 Jul 2015 | | October 1956 | 11-1 Takigiogiki, Kyotanabe, Kyoto, 610-0341, Japan |
| NAKAJIMA, Norio RESIGNED | Director | 01 Jul 2015 | 01 Jul 2020 | Japan | September 1961 | 58-26, Gungeshinmachi Takatsuki-Shi, Osaka-Fu, 569-113, Japan |
| NEOPHITOU, George Onoufrios RESIGNED | Director | 27 May 2004 | 31 Aug 2007 | England | July 1959 | Stone Brigg, Butchers Lane, Boughton, Northampton, NN2 8SL |
| OKAMOTO, Yasuji RESIGNED | Director | 05 Nov 2007 | 27 Feb 2010 | | November 1949 | 3-9-3 Kosone-Cho, Nishinomiya, Hyogo, 663-8122, Japan |
| SAKAMOTO, Hideo RESIGNED | Director | 14 Sep 2009 | 29 Jun 2012 | | October 1948 | Kotari 2-5-1, Nagaokakyo, Kyoto, Japan |
| TAKEMURA, Yoshito RESIGNED | Director | 05 Nov 2007 | 12 Jun 2009 | | January 1957 | 414, Mount Hope Street, Aprt 205#, North Attleboro, MA 02760, United States Of America |
| WOOD, Barry Clive Dennis RESIGNED | Director | | 31 May 2006 | | July 1937 | Stream Farm, Ropes Lane, Fernhurst, Haslemere, Surrey, GU27 3JD |
| WOOD, Christopher Julian RESIGNED | Director | 12 Mar 2015 | 01 Aug 2022 | United Kingdom | September 1964 | 25a, Woolmer Way, Bordon, Hampshire, GU35 9QE |