| KEEPING, Caroline Lynn ACTIVE | Secretary | 01 May 2015 | | | | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| GRAY, Yvette ACTIVE | Director | 05 Jul 2021 | | Wales | February 1973 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| HAMILTON, Adrian Kenneth ACTIVE | Director | 16 Aug 2005 | | Wales | January 1969 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| JOHNS, Peter Michael ACTIVE | Director | 10 Feb 2012 | | United Kingdom | October 1965 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| LESTER, April ACTIVE | Director | 01 Jul 2026 | | Wales | April 1992 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| ROCKETT, Simon Mark ACTIVE | Director | 16 Jan 2024 | | Wales | April 1968 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| THOMAS, Michael ACTIVE | Director | 01 Jan 2020 | | Wales | April 1971 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| BLACK, Gilmour Buchan RESIGNED | Secretary | 01 Dec 1991 | 02 Jul 1992 | | | Brynawel, Llandough, Cowbridge, South Glamorgan, CF7 7LR |
| JONES, Rhian RESIGNED | Secretary | 01 Sep 2007 | 30 Apr 2015 | | | 7 The Hollies, Brynsadler, Pontyclun, Mid Glamorgan, CF72 9BA |
| JONES, Rhian RESIGNED | Secretary | 24 Mar 1997 | 21 Jun 2001 | | | 7 The Hollies, Brynsadler, Pontyclun, Mid Glamorgan, CF72 9BA |
| SHEPPARD, Sarah Louise RESIGNED | Secretary | 21 Jun 2001 | 31 Aug 2007 | | | 14 Heol Iscoed, Rhiwbina, Cardiff, CF14 6PA |
| ALNERY INCORPORATIONS NO 1 LIMITED RESIGNED | Nominee Secretary | 09 Aug 1991 | 01 Dec 1991 | | | 9 Cheapside, London, EC2V 6AD |
| ASHMORE, Carlos Gregorio RESIGNED | Director | 01 Jan 2005 | 31 Jul 2005 | | March 1969 | Half Moon Cottage, Piccadilly Llanblethian, Cowbridge, Vale Of Glamorgan, CF71 7JL |
| BARTON, Julie Anne RESIGNED | Director | 19 Jan 2011 | 04 Jul 2021 | Wales | June 1961 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| BASTIAENS, Maria Laurentius Anna RESIGNED | Director | 22 Apr 2003 | 15 Mar 2005 | | December 1970 | Herengracht 84 D, Muiden, 1398 Ad, Netherlands |
| BATCHELOR, Alan Kennedy RESIGNED | Director | 14 Sep 2005 | 04 Jul 2016 | United Kingdom | May 1957 | 16 Peppermint Drive, Pontprennau, Cardiff, South Glamorgan, CF23 8SH |
| BLACK, Gilmour Buchan RESIGNED | Director | 01 Dec 1991 | 02 Jul 1992 | | January 1951 | Brynawel, Llandough, Cowbridge, South Glamorgan, CF7 7LR |
| BLACK, Gilmour Buchan RESIGNED | Director | | 11 Apr 2003 | | January 1951 | Bronsteeweg 57, 2102 Ab Heemstede, Netherlands |
| BRAY, Anthony John RESIGNED | Director | 01 Dec 1991 | 28 Jun 1995 | | May 1932 | 3 Maes Yr Awel, Radyr, Cardiff, South Glamorgan, CF4 8AN |
| BRIDGMAN, Terence Keith RESIGNED | Director | 10 Feb 1998 | 31 Dec 1999 | | August 1941 | Langridge, 36 Church Road, Fleet, Hampshire, GU51 4NB |
| CLARK, William Joseph RESIGNED | Director | 01 Jan 2005 | 14 Sep 2005 | | January 1964 | Hawthorns Edge Farm Mews, Keynsham Lane, High Woolaston, Gloucestershire, GL15 6PY |
| DEN BREEJEN, Engelbertus RESIGNED | Director | 10 Feb 1998 | 10 Dec 1998 | | July 1956 | Stationsweg West 6a, Woudenberg, 3931 ES, The Netherlands |
| FOXALL, Colin RESIGNED | Director | 01 Dec 1991 | 31 Oct 1997 | | February 1947 | 5 Radcliffe Walk, Ystradowen, Cowbridge, South Glamorgan, CF71 7TU |
| FOXALL, Diane Linda RESIGNED | Director | 30 Mar 2017 | 31 Dec 2019 | England | September 1957 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| GRAFTON, John Edward Franklin RESIGNED | Director | 02 Jul 1992 | 29 Jul 1997 | | March 1949 | 11 Tewdrig Close, Llantwit Major, South Glamorgan, CF61 1SZ |
| HENSTRIDGE, Marc David RESIGNED | Director | 23 Sep 2014 | 31 Dec 2016 | Wales | February 1968 | 3 Harbour Drive, Capital Waterside, Cardiff, CF10 4WZ |
| HUISH, Anthony Howard RESIGNED | Director | 29 Jul 1997 | 27 May 2011 | | April 1948 | 34 Heol Aradur, Danescourt, Cardiff, South Glamorgan, CF5 2RE |
| JONES, Robert Gideon RESIGNED | Director | 05 Jul 2016 | 31 Dec 2023 | Wales | March 1959 | 3, Harbour Drive, Cardiff, CF10 4WZ, Wales |
| KOOIJMAN, Rudolf Johannes RESIGNED | Director | 25 May 1999 | 01 Apr 2003 | | October 1961 | Schoener 37, 1991 Xa Velserbrook, Netherlands |
| LINDENBERGH, Peter Jacob RESIGNED | Director | 01 Dec 1991 | 24 Mar 1997 | | October 1954 | Rapsodie Planglt, Soen 7, Almere 1312 Ej, FOREIGN, The Netherlands |
| LINDSAY, Jonathan Richard RESIGNED | Director | 01 Jan 2000 | 31 Dec 2004 | | April 1956 | Rhiwlas Mill, Rhiwlas Near Raglan, Gwent, NP15 2JL |
| MCKEEVER, Barry Gordon RESIGNED | Director | 02 Jul 1992 | 31 Dec 2004 | | July 1948 | 89 Brandreth Road, Lady Mary Penylan, Cardiff, CF2 5LE |
| MCLOUGHLIN, Paul Gerard RESIGNED | Director | 14 Sep 2005 | 06 Jun 2014 | Wales | June 1954 | 3 Meadowside, Penarth, Vale 0f Glamorgan, CF64 3JX |
| MIDDLETON, Anne Florence RESIGNED | Director | 01 May 2005 | 30 Jun 2026 | Wales | July 1960 | 3, Harbour Drive, Cardiff, CF10 4WZ, Wales |
| PURRINGTON, Shaun Ronald RESIGNED | Director | 14 Sep 2005 | 30 Sep 2010 | United Kingdom | February 1966 | NP16 |
| SMITH, Ian David RESIGNED | Director | 01 Apr 2003 | 18 May 2005 | | June 1957 | 95 Ruskin Avenue, Newport, South Wales, NP10 0BD |
| VAN RASSEL, Saskia Maud Maria RESIGNED | Director | 12 Sep 1995 | 31 Mar 1997 | | June 1964 | 25 Hamilton Street, Cardiff, South Glamorgan, CF1 9BP |
| WATT, Alan Ronald, Mr. RESIGNED | Director | 25 May 1999 | 30 Apr 2005 | United Kingdom | May 1945 | 21 Heol Glan Elai, Pontyclun, Mid Glamorgan, CF72 9DU |
| WILSON, Anne RESIGNED | Director | 24 Mar 1997 | 22 Dec 1998 | | May 1960 | 18 Sully Terrace, Penarth, South Glamorgan, CF64 3DS |
| ALNERY INCORPORATIONS NO 1 LIMITED RESIGNED | Nominee Director | 09 Aug 1991 | 01 Dec 1991 | | | 9 Cheapside, London, EC2V 6AD |
| ALNERY INCORPORATIONS NO 2 LIMITED RESIGNED | Nominee Director | 09 Aug 1991 | 01 Dec 1991 | | | 9 Cheapside, London, EC2V 6AD |
| DALRIADA TRUSTEES LIMITED RESIGNED | Director | 08 Nov 2018 | 01 Feb 2020 | | | Linen Loft, 27-37, Adelaide Street, Belfast, BT2 8FE, Northern Ireland |