| HENCHER, Garry Wyn ACTIVE | Director | 02 Sep 2023 | | United Kingdom | July 1969 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| WALLACE, Lesley ACTIVE | Director | 28 May 2026 | | United States | March 1977 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| BARRETT, Valerie Francine RESIGNED | Secretary | 27 Nov 2000 | 22 Nov 2004 | | | 75 Pencisely Road, Cardiff, CF5 1DH |
| CARTWRIGHT, Ralph Graham RESIGNED | Secretary | | 01 Sep 1993 | | | 18 Naseby Road, Solihull, West Midlands, B91 2DR |
| MATHESON, Andrew James RESIGNED | Secretary | 07 Dec 1998 | 27 Nov 2000 | | | 188 Inverness Place, Cardiff, CF24 4SB |
| MCALEER, James Raymond RESIGNED | Secretary | 01 Sep 1993 | 04 Dec 1998 | | | 7 Pembroke Close, Castle Park, Merthyr Tydfil, Mid Glamorgan, CF48 1JF |
| WISNIEWSKI, Jack RESIGNED | Secretary | 22 Nov 2004 | 30 Dec 2014 | | | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| AKROYD, Richard Michael RESIGNED | Director | | 31 Dec 1992 | | March 1951 | The Coach House, Watling Street Fostrs Booth, Towcester, Northants, NN12 8LD |
| BARRETT, Valerie Francine RESIGNED | Director | 27 Nov 2000 | 10 Aug 2004 | Wales | March 1967 | 75 Pencisely Road, Cardiff, CF5 1DH |
| BELL, Andrew John RESIGNED | Director | | 14 Jan 1993 | | May 1943 | Garden House, Hambleden, Henley On Thames, Oxfordshire, RG9 3BL |
| BERGHOFER, Ralph Christian RESIGNED | Director | 15 Jan 1997 | 03 Jun 1997 | | November 1943 | Karlsbergstr 6, Kassel, Germany 34128, FOREIGN |
| BONTHRON, Andrew John RESIGNED | Director | 01 Oct 2020 | 11 Nov 2022 | United Kingdom | August 1969 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX, United Kingdom |
| CARLON, Robert Vilhelm RESIGNED | Director | 01 Jan 2024 | 24 Mar 2026 | United States | December 1981 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| CARTWRIGHT, Ralph Graham RESIGNED | Director | | 01 Sep 1993 | England | November 1948 | 18 Naseby Road, Solihull, West Midlands, B91 2DR |
| COOLING, Anthony Brian RESIGNED | Director | 08 Feb 2023 | 02 Sep 2023 | United Kingdom | March 1977 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| CRIPPS, Sidney Frederick RESIGNED | Director | 20 Jun 1994 | 14 Jun 1996 | | September 1953 | Ambleside 5 Hospital Road, Penpedairheol, Hengoed, Mid Glamorgan, CF8 8DG |
| DI PIAZZA, Daniel RESIGNED | Director | 30 Dec 2014 | 19 Jan 2017 | United Kingdom | May 1988 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| GAGG, Jonathan Woodley RESIGNED | Director | | 01 Jun 1993 | | August 1948 | The Poplars, Henysgol, Llangynidr, Powys |
| GRAHAM, Peter Leonard RESIGNED | Director | 01 Feb 1999 | 10 Aug 2004 | England | February 1950 | 9 Pines Close, Amersham, Buckinghamshire, HP6 5QW |
| HENRY, Patrick RESIGNED | Director | 20 Feb 2019 | 01 Jan 2024 | United States | December 1965 | 500, Gould Drive, Cookeville, Tennessee, 38506, United States |
| HURLEY, Colin Michael RESIGNED | Director | 25 Sep 2015 | 30 Sep 2020 | Wales | March 1969 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| JOHNSTON, Anthony Bartholomew RESIGNED | Director | | 14 Sep 2001 | | March 1949 | Maes Yr Awel 44 Cradoc Road, Brecon, Powys, LD3 9LH |
| KEEN, David George RESIGNED | Director | 21 Jun 1993 | 29 Oct 1993 | | December 1953 | 176 Churchgate, Cheshunt, Waltham Cross, Hertfordshire, EN8 9DX |
| MATHESON, Andrew James RESIGNED | Director | 07 Dec 1998 | 27 Nov 2000 | | March 1965 | 188 Inverness Place, Cardiff, CF24 4SB |
| MCALEER, James Raymond RESIGNED | Director | 01 Sep 1993 | 04 Dec 1998 | | April 1949 | 7 Pembroke Close, Castle Park, Merthyr Tydfil, Mid Glamorgan, CF48 1JF |
| MENZIES, Graham Reid RESIGNED | Director | 14 Dec 2000 | 10 Aug 2004 | United Kingdom | January 1948 | The Barn, Badgemore Lane, Henley On Thames, Oxfordshire, RG9 2JH |
| NOOR, Bilal RESIGNED | Director | 19 Jan 2017 | 31 Jan 2019 | United States | August 1987 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| PERKINS, Stephen John RESIGNED | Director | | 04 Oct 1996 | | April 1947 | 226 Secretariat Lane, Orland Park, Illinois 60462, Usa |
| PRESTON, James Harvey RESIGNED | Director | 05 May 1997 | 27 Sep 1999 | | October 1965 | 5 Sunnycroft Rise, Dinas Powys, Cardiff, CF64 4QN |
| QUINLAN, Bernard Edmund RESIGNED | Director | | 01 May 1997 | | February 1953 | 11 Crossroads, Gilwern, Abergavenny, Gwent, NP7 0DX |
| ROLLINS, Mark RESIGNED | Director | 14 Dec 2000 | 10 Aug 2004 | England | August 1962 | 1 Old Glebe Pastures, Peopleton, Pershore, Worcestershire, WR10 2HQ |
| ROWBURREY, Nigel RESIGNED | Director | 30 Dec 2014 | 25 Sep 2015 | Wales | February 1969 | Abercanaid, Merthyr Tydfil, Mid Glamorgan, CF48 1UX |
| SMITH, Robin Wighton RESIGNED | Director | | 15 Jun 1992 | England | May 1941 | 14a Higher Rads End, Eversholt, Buckinghamshire, MK17 9ED |
| THOMAS, Michael John RESIGNED | Director | 27 Sep 1999 | 24 Nov 2000 | | April 1956 | 126 Gough Road, Edgbaston, Birmingham, West Midlands, B15 2JQ |
| TOMLINSON, John Michael RESIGNED | Director | 10 Aug 2004 | 30 Dec 2014 | United States Of America | April 1949 | 7700 Dunvegan Close, Atlanta, Ga 30350, FOREIGN, Usa |
| TURNBULL, Nicholas Vincent RESIGNED | Director | 26 Nov 1992 | 10 Sep 1999 | | September 1947 | Downash Lodge The Paddock, Emberton, Olney, Buckinghamshire, MK46 5DJ |