| EDWARDS, Steven James ACTIVE | Director | 17 Feb 2015 | | Wales | May 1971 | Llewellyn House, Harbourside Business Park, Harbourside Road, Port Talbot, SA13 1SB, Wales |
| JONES, Phillip John, Professor ACTIVE | Director | 30 Nov 2004 | | Wales | June 1949 | 2 Dyfrig Street, Cardiff, South Glamorgan, CF11 9LR |
| RENDELL, Kevin Stuart ACTIVE | Director | 23 May 2012 | | England | February 1974 | Corner Cottage, Beoley Court, Icknield Street Beoley, Redditch, Worcestershire, B98 9AL, England |
| BERRY, Stephen Richard RESIGNED | Secretary | 18 Nov 2008 | 01 Mar 2012 | | | 27 Victoria Road, Penarth, Cardiff, South Glamorgan, CF64 3HY |
| BOOTH, Claire Elizabeth RESIGNED | Secretary | 19 Jul 2004 | 01 Sep 2004 | | | 18 Saint Anns Lane, Leeds, West Yorkshire, LS4 2SE |
| LYNCH, Malcolm John RESIGNED | Secretary | 01 Sep 2004 | 18 Nov 2008 | | | 4 Southfield Avenue, Leeds, West Yorkshire, LS17 6RN |
| ANDERSON, Craig RESIGNED | Director | 01 Oct 2013 | 31 Dec 2017 | England | November 1955 | One Green Place, Unit 36 Kenfig Industrial Estate, Margam, Port Talbot, SA13 2PE, Wales |
| ARTHUR, Mari Frances Gaynor RESIGNED | Director | 21 Oct 2015 | 02 Feb 2024 | Wales | May 1972 | 45a, Heol Waunyclun, Trimsaran, Carmarthen, Carmarthenshire, SA17 4BL, Wales |
| BEYNON, Heather Bethan RESIGNED | Director | 01 Jun 2017 | 08 Jul 2020 | Wales | March 1984 | Llewellyn House, Harbourside Business Park, Harbourside Road, Port Talbot, SA13 1SB, Wales |
| BILLINGTON, Christopher Mark RESIGNED | Director | 19 Jul 2004 | 01 Sep 2004 | | June 1967 | 18 Becketts Park Drive, Leeds, West Yorkshire, LS6 3PB |
| BOOTH, Claire Elizabeth RESIGNED | Director | 19 Jul 2004 | 19 Jul 2004 | | September 1970 | 18 Saint Anns Lane, Leeds, West Yorkshire, LS4 2SE |
| BRITTEN, Nicky, Professor RESIGNED | Director | 04 Sep 2008 | 04 Sep 2008 | | May 1983 | 2, Hill Close, Pennsylvania, Exeter, Devon, EX4 6HJ, United Kingdom |
| BROWN, Rebecca Louise RESIGNED | Director | 01 Aug 2004 | 04 Oct 2005 | England | November 1967 | Cleves Barn, Thirlby, Thirsk, North Yorkshire, YO7 2DQ |
| BURGESS, Sara RESIGNED | Director | 09 Feb 2016 | 29 Sep 2016 | England | January 1958 | One Green Place, Unit 36 Kenfig Industrial Estate, Margam, Port Talbot, SA13 2PE |
| BUTTERY, Julian RESIGNED | Director | 01 Jul 2010 | 23 May 2012 | United Kingdom | January 1965 | Grand Buildings 1-3, Strand, London, WC2N 5EH |
| CHAPPELL, Maeve Geraldine Ann, Doctor RESIGNED | Director | 01 Aug 2004 | 01 Nov 2006 | | February 1964 | 6 Antrim Road, Reading, Berkshire, RG5 3NR |
| CLARKE, Joss Neilson RESIGNED | Director | 18 Mar 2008 | 18 May 2010 | | September 1976 | Flat 44,, Aura Court Peckham Rye, London, SE15 3GW, England |
| DAVIES, Wendy RESIGNED | Director | 07 Mar 2005 | 02 Oct 2007 | | March 1966 | 69 Bwlch Road, Fairwater, Cardiff, South Glamorgan, CF5 3BX |
| EDWARDS, Maria Lynne RESIGNED | Director | 13 Sep 2005 | 28 Oct 2008 | United Kingdom | October 1955 | 21 North Side, Stamfordham, Newcastle Upon Tyne, Tyne & Wear, NE18 0LA |
| GILLIS, William Wright RESIGNED | Director | 07 Mar 2005 | 14 Jan 2009 | United Kingdom | June 1951 | 77 Queens Road, Monkseaton, Whitley Bay, Tyne & Wear, NE26 3AR |
| GRANT, Richard Oswald Hill RESIGNED | Director | 01 Aug 2004 | 03 Jun 2013 | England | September 1956 | Two Oaks, Bere Court Road, Pangbourne, Berkshire, RG8 8JY |
| HAMILTON, Jayneann RESIGNED | Director | 02 Aug 2010 | 15 Jul 2021 | Wales | December 1955 | Llewellyn House, Harbourside Business Park, Harbourside Road, Port Talbot, SA13 1SB, Wales |
| HARRISON, William RESIGNED | Director | 01 Dec 2011 | 15 Mar 2016 | Scotland | January 1946 | Netherhall Mansion House, 36 Kelvin Walk, Largs, North Ayrshire, KA30 8SJ, Scotland |
| JON DAVID, Richards RESIGNED | Director | 01 Nov 2006 | 18 Mar 2008 | | February 1970 | 36 Bernard Gardens, London, SW19 7BE |
| NESBITT, Jeremy Ellis RESIGNED | Director | 30 Jan 2007 | 13 Oct 2009 | England | September 1961 | 28 Hartwell Close, Hillfield, Solihull, West Midlands, B91 3YP |
| PARFITT, Ian Richard RESIGNED | Director | 20 Jun 2008 | 31 Jul 2010 | Wales | May 1956 | The Lower Barn Radyr Farm, Radyr, Cardiff, South Wales, CF4 8EH |
| PROSSER, James RESIGNED | Director | 07 Mar 2005 | 14 Dec 2006 | | October 1948 | 29 Dol Y Felin, Creigiau, Cardiff, South Glamorgan, CF15 9SN |
| ROBERTS, Richard Philip RESIGNED | Director | 15 May 2008 | 25 Feb 2015 | Wales | July 1948 | Clwyd Haearn, Gelli Aur, Caerfyrddin, SA32 8NL |
| WILLIAMS, Sarah Jane RESIGNED | Director | 01 Jan 2021 | 31 Mar 2024 | England | July 1978 | Ground Floor, Llewellyn House, Harbourside Business Park, Port Talbot, SA13 1SB, United Kingdom |
| WYBREW, John Bryan RESIGNED | Director | 16 Apr 2008 | 03 Feb 2010 | United Kingdom | October 1941 | Langhurst Lodkin Hill, Hascombe, Godalming, Surrey, GU8 4JP |