| COYLE-PARSONS, Lauryn Christine ACTIVE | Secretary | 19 Jan 2023 | | | | New Era House, 8 Oldlands Way, Bognor Regis, West Sussex, PO22 9NQ, England |
| CARIDI, Christopher ACTIVE | Director | 20 Sep 2024 | | United States | June 1966 | New Era House, 8 Oldlands Way, Bognor Regis, West Sussex, PO22 9NQ, England |
| SCHLIESING, Karl William ACTIVE | Director | 15 Aug 2025 | | England | May 1972 | New Era House, 8 Oldlands Way, Bognor Regis, West Sussex, PO22 9NQ, England |
| WARDLEWORTH, Benjamin Noel ACTIVE | Director | 04 Mar 2022 | | England | November 1974 | New Era House, 8 Oldlands Way, Bognor Regis, West Sussex, PO22 9NQ, England |
| D'ARCY, Ursula RESIGNED | Secretary | 24 Jul 2007 | 01 Jul 2008 | | | 1, The Laurels Union Lane, Droxford, Southampton, Hants, SO32 3QP |
| DICKS, Christopher Joseph RESIGNED | Secretary | | 27 Jul 2005 | | | The Cobb 107 Manor Way, Aldwick, Bognor Regis, West Sussex, PO21 4HU |
| GARRARD, Ian Jeremy RESIGNED | Secretary | 27 Jul 2005 | 23 Jul 2007 | | | East House, Charlton, Chichester, West Sussex, PO18 0HU |
| JOSHUA, Susan Mary RESIGNED | Secretary | 01 Jul 2008 | 31 Jan 2012 | | | 3 Willowbed Drive, Chichester, West Sussex, PO19 8HX |
| MCPHEE, Caroline Jane RESIGNED | Secretary | 01 Feb 2012 | 19 Jan 2023 | | | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| COUSENS, Ellis Edward RESIGNED | Director | 01 May 2009 | 16 Jun 2014 | Usa | February 1952 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| D'ARCY, Ursula Leonie RESIGNED | Director | 01 Jul 2008 | 04 Mar 2022 | England | April 1970 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| DICKS, Christopher Joseph RESIGNED | Director | | 31 Jan 2012 | England | May 1953 | The Cobb 107 Manor Way, Aldwick, Bognor Regis, West Sussex, PO21 4HU |
| DIXON, Michael, Dr RESIGNED | Director | 04 May 1993 | 31 May 1996 | | March 1956 | Heatherside, Carron Lane, Midhurst, West Sussex, GU29 9LE |
| ELLIS, Charles Richard RESIGNED | Director | | 28 Mar 1996 | | July 1935 | 300 East 54th Street, Apartment 34k, New York, New York 10022, Usa |
| FERRIS, Peter RESIGNED | Director | | 31 May 2008 | United Kingdom | March 1947 | 219 Manor Way, Aldwick, Bognor Regis, West Sussex, PO21 4HS |
| FOYLE, Michael Bartholomew RESIGNED | Director | | 04 Jun 1993 | United Kingdom | December 1932 | 28 Gordon Avenue, Chichester, West Sussex, PO19 8QY |
| GARRARD, Ian Jeremy RESIGNED | Director | 01 Feb 2012 | 30 Jun 2016 | England | April 1962 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| JARVIS, John Herbert, Dr RESIGNED | Director | | 31 May 2008 | United Kingdom | May 1947 | Chilgrove Barn, High Street, Chilgrove, Chichester, West Sussex, PO18 9HX |
| JOHNSON, Rosamund Claire RESIGNED | Director | 01 Jul 2016 | 15 Aug 2025 | England | December 1961 | New Era House, 8 Oldlands Way, Bognor Regis, West Sussex, PO22 9NQ, England |
| KISRAY, Philip Jeffrey Mac RESIGNED | Director | 01 May 2009 | 01 May 2022 | England | November 1960 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| KRITZMACHER, John Anthony RESIGNED | Director | 16 Jun 2014 | 31 Dec 2021 | United States | November 1960 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| LONG, Robert Charles RESIGNED | Director | | 31 Oct 2017 | United Kingdom | September 1957 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| MAIR, Robert Steven Robertson RESIGNED | Director | 19 Jul 1994 | 30 Apr 2000 | | March 1954 | Harlech House Hatch Lane, Rake, Liss, Hampshire, GU33 7NJ |
| PESCE, William J RESIGNED | Director | 28 Mar 1996 | 01 May 2009 | | May 1951 | C/O John Wiley And Sons Inc., 7th Floor 111 River Street, Hoboken, Nj 07030 |
| POULTER, Angela Patricia RESIGNED | Director | 01 Mar 1997 | 06 Dec 2007 | | July 1947 | 54 Plainwood Close, Chichester, West Sussex, PO19 4YB |
| SMITH, Stephen Michael RESIGNED | Director | 06 Dec 2007 | 13 Apr 2015 | United Kingdom | September 1954 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ, United Kingdom |
| VAN TASSELL, Christina May RESIGNED | Director | 04 Mar 2022 | 20 Sep 2024 | United States | August 1970 | The Atrium, Southern Gate, Chichester, West Sussex, PO19 8SQ |