| PROCTOR, Jayne Louise ACTIVE | Secretary | 04 Jan 2023 | | | | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| BERTRAM, Bernd ACTIVE | Director | 05 Oct 2020 | | Denmark | August 1973 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| MARTINDALE, Lee ACTIVE | Director | 14 Mar 2024 | | United Kingdom | January 1973 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| PICCINNI, Lorenzo ACTIVE | Director | 26 Nov 2025 | | England | March 1981 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| PROCTOR, Jayne Louise ACTIVE | Director | 29 Oct 2025 | | England | February 1974 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| REED-BEALE, Rebecca Jeffries ACTIVE | Director | 29 Oct 2025 | | England | July 1976 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| ALDEN, Gill Lynn RESIGNED | Secretary | 22 Nov 2021 | 04 Jan 2023 | | | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| BURFORD, Robert RESIGNED | Secretary | 09 Sep 2003 | 28 Sep 2004 | | | 54 Christopher Way, Emsworth, Hampshire, PO10 7QZ |
| EAVES, Terence Joseph RESIGNED | Secretary | 24 Apr 2009 | 17 Oct 2012 | | | 86 Spencer Road, Ryde, Isle Of Wight, PO33 3AH |
| GRIFFITHS, Mark RESIGNED | Secretary | 17 Oct 2012 | 25 Jul 2014 | | | 4 Marples Way, Havant, Hants, PO9 1NX |
| HENSHAW, John Richard RESIGNED | Secretary | 25 Jul 2014 | 01 Sep 2018 | | | 4 Marples Way, Havant, Hants, PO9 1NX |
| HENSHAW, John Richard RESIGNED | Secretary | 20 Dec 2007 | 24 Apr 2009 | | | The Old Stillroom, 7 Church Road Swanmore, Southampton, Hampshire, SO32 2PU |
| HOWE, Colin Frederick RESIGNED | Secretary | | 07 Aug 2001 | | | 42 Cedar Crescent, Horndean, Waterlooville, Hampshire, PO8 9EX |
| MARSH, Gavin Joseph RESIGNED | Secretary | 07 Aug 2001 | 13 Jun 2003 | | | 62 Woolston Road, Butlocks Heath, Southampton, Hampshire, SO31 5FQ |
| PROCTOR, Jayne Louise RESIGNED | Secretary | 01 Sep 2018 | 22 Nov 2021 | | | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| SALTER, Penelope Elisabeth Louise RESIGNED | Secretary | 29 Sep 2004 | 03 Jan 2008 | | | 6 Birch Tree Drive, Emsworth, Hampshire, PO10 7RT |
| SALTER, Penelope Elisabeth Louise RESIGNED | Secretary | 13 Jun 2003 | 09 Sep 2003 | | | 6 Birch Tree Drive, Emsworth, Hampshire, PO10 7RT |
| BLOMBERG, Tage Krister RESIGNED | Director | 01 Jan 2008 | 30 Jun 2009 | | December 1949 | Korsholmsesplanaden 15, 65100 Vasa, Finland |
| BLOMJOUS, Ernst Casimir RESIGNED | Director | 23 May 2002 | 27 Jan 2003 | | February 1957 | 7 Pond Piece, Denmead, Waterlooville, Hampshire, PO7 6UZ |
| BURFORD, Robert RESIGNED | Director | 09 Sep 2003 | 01 Apr 2014 | England | May 1964 | 54 Christopher Way, Emsworth, Hampshire, PO10 7QZ |
| COBBOLD, Timothy Russell RESIGNED | Director | 06 Apr 1999 | 30 Sep 2000 | England | September 1962 | Yendor House, Hundredsteddle Lane, Birdham, Chichester, West Sussex, PO20 7BL |
| COUSINS, John Frederick RESIGNED | Director | | 15 Apr 2002 | | March 1938 | April Rise 1 Ventnor Way, Down End, Fareham, Hampshire, PO16 8RU |
| DE GRUIJTER, Tamara RESIGNED | Director | 03 Apr 2018 | 05 Oct 2020 | Netherlands | May 1972 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| DICKINSON, Andrew David RESIGNED | Director | 18 Jan 2008 | 01 Sep 2018 | England | December 1967 | 26 Haflinger Drive, Fareham, Hampshire, PO15 7DX |
| HARRIS, Kenneth William RESIGNED | Director | 30 Jun 1992 | 16 Oct 1997 | | June 1941 | 106 Romsey Avenue, Fareham, Hampshire, PO16 9SZ |
| HENSHAW, John Richard RESIGNED | Director | 16 Nov 2020 | 14 Mar 2024 | England | February 1964 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| HENSHAW, John Richard RESIGNED | Director | 01 Sep 2018 | 01 Sep 2020 | England | February 1964 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| HENSHAW, John Richard RESIGNED | Director | 20 Dec 2007 | 24 Apr 2009 | England | February 1964 | The Old Stillroom, 7 Church Road Swanmore, Southampton, Hampshire, SO32 2PU |
| HOWE, Colin Frederick RESIGNED | Director | | 07 Aug 2001 | | December 1938 | 42 Cedar Crescent, Horndean, Waterlooville, Hampshire, PO8 9EX |
| HYDE, Colin Lewis RESIGNED | Director | 19 Feb 2003 | 29 Sep 2004 | | November 1945 | 10 West Road, Hedge End, Southampton, Hampshire, SO30 4BD |
| KOPONEN, Timo Ensio RESIGNED | Director | 01 Apr 2014 | 08 Aug 2019 | England | March 1969 | 4 Marples Way, Havant, Hants, PO9 1NX |
| LANGRIDGE, Colin Geoffrey RESIGNED | Director | 30 Sep 2000 | 29 Sep 2004 | | December 1954 | 9 Woodend, Bognor Regis, West Sussex, PO21 5NL |
| LANGRIDGE, Colin Geoffrey RESIGNED | Director | 30 Jun 1992 | 06 Apr 1999 | | December 1954 | 9 Woodend, Bognor Regis, West Sussex, PO21 5NL |
| LEHTINEN, Arto RESIGNED | Director | 21 Aug 2019 | 16 Oct 2020 | Finland | June 1971 | Wartsila, Fleetsbridge House, Fleets Corner, Poole, BH17 0JT, England |
| MARSH, Gavin Joseph RESIGNED | Director | 07 Aug 2001 | 13 Jun 2003 | | August 1966 | 62 Woolston Road, Butlocks Heath, Southampton, Hampshire, SO31 5FQ |
| NYSJÖ, Stefan RESIGNED | Director | 16 Jun 2015 | 03 Apr 2018 | Finland | May 1970 | 4 Marples Way, Havant, Hants, PO9 1NX |
| RANDOLPH, Rodney RESIGNED | Director | | 06 Apr 1999 | | October 1945 | Botshabelo Beech Avenue, Bracklesham Bay, Chichester, West Sussex, PO20 8HU |
| ROWLAND, Brian RESIGNED | Director | | 01 Feb 1995 | | June 1938 | 211 Brook Lane, Sarisbury Green, Southampton, Hampshire, SO31 7DU |
| ROWLANDS, Christopher David RESIGNED | Director | 01 Apr 2014 | 05 Oct 2020 | England | February 1972 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| SALTER, Penelope Elisabeth Louise RESIGNED | Director | 07 Aug 2001 | 03 Jan 2008 | United Kingdom | January 1950 | 6 Birch Tree Drive, Emsworth, Hampshire, PO10 7RT |
| SCOTT, Fraser RESIGNED | Director | 01 Sep 2020 | 29 Oct 2025 | England | October 1968 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| STEVENS, Ronald David RESIGNED | Director | 07 Aug 2001 | 29 Sep 2004 | | January 1944 | New House New Road, Swanwick, Southampton, Hampshire, SO31 7HE |
| SZYMANSKI, David Joseph RESIGNED | Director | 03 Apr 2018 | 01 Jul 2020 | Finland | June 1976 | Spinnaker House, Waterside Gardens, Fareham, PO16 8SD, England |
| VAN BEERS, Godefridus Gulielmus Pterus Maria RESIGNED | Director | 01 Apr 2010 | 31 Mar 2015 | Netherlands | April 1962 | Wartsila Nethertlands Bv, Lipsstraat 52, 5151 Rp, Drunen, The Netherlands, Netherlands |
| VAN BEERS, Godepridus Gulielmus Petrus Maria RESIGNED | Director | 01 Jan 2008 | 01 Jul 2009 | | April 1962 | Boetshuislaan 74, Waalwyk, 5146 Bc, Netherlands |
| VITZTHUM, Christopher RESIGNED | Director | 23 May 2002 | 02 Jan 2008 | | July 1969 | Johanneksenrinne 1b55, 00120 Helsinki, FOREIGN, Finland |
| VITZTHUM VON EKSTADT, Carl Christoph Eric RESIGNED | Director | 01 Jul 2009 | 31 Mar 2010 | Finland | July 1969 | 1, B 55 Johanneksenrinne, Helsinki, 00120, Finland |
| WICHALL, Colin Arthur RESIGNED | Director | 01 Feb 1995 | 29 Sep 2004 | | January 1956 | 39 Bound Lane, Hayling Island, Hampshire, PO11 9HX |