| BAINS, Tarloke Singh ACTIVE | Director | 12 Jun 2019 | | England | July 1968 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| MCCULLOUGH, James Timothy ACTIVE | Director | 16 Jan 2017 | | United Kingdom | June 1962 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| TUBRIDY, Kieran ACTIVE | Director | 08 Dec 2022 | | Ireland | March 1981 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| ČERNÁK, Peter ACTIVE | Director | 10 Jun 2026 | | Slovakia | November 1985 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| CORTE, James Roger RESIGNED | Secretary | 03 May 2023 | 03 Mar 2026 | | | Byron House, 7-9 St James' Street, St. James's Street, London, SW1A 1EE, England |
| HOGG, Lesley Joyce RESIGNED | Secretary | 01 Jan 2007 | 31 Mar 2009 | | | 1 Downshire Avenue, Carrickfergus, Antrim, BT38 7EL |
| HUTCHINSON, Paul Austin RESIGNED | Secretary | 11 Aug 2010 | 10 Feb 2012 | | | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| INMAN, Carol Susan RESIGNED | Secretary | 25 Oct 1991 | 01 Jan 2007 | | | 11 Privet Close, Lower Earley, Reading, Berkshire, RG6 4NY |
| LEEBURN, Julie RESIGNED | Secretary | 10 Feb 2012 | 12 Jun 2019 | | | Kilroot Power Station, Larne Road, Carrickfergus, Co Antrim, BT38 7LX, United Kingdom |
| MARKHAM, Una RESIGNED | Secretary | 31 Mar 2009 | 11 Aug 2010 | | | 4 Milam Close, Arborfield, Berkshire, RG2 9FD |
| MCCULLOCH, Alan William RESIGNED | Secretary | 14 Sep 2007 | 11 Aug 2010 | | | 5 The Old Nursery, Hermitage, Newbury, RG18 9WE |
| MOORE, Paul Anthony RESIGNED | Secretary | 30 Oct 2005 | 14 Sep 2007 | | | 1 Homelea Road, Datchet, Berkshire, SL3 9HG |
| SPENCE, Heather RESIGNED | Secretary | 26 Jun 2017 | 23 May 2022 | | | Kilroot Power Station, Larne Road, Carrickfergus, Co Antrim, BT38 7LX, United Kingdom |
| ADAMSON, William Harvey RESIGNED | Director | 17 Sep 2002 | 12 Jul 2005 | | October 1948 | Ombu, Newlands Drive, Maidenhead, Berkshire, SL6 4LL |
| ALMANZA, Ashley Martin RESIGNED | Director | 01 Dec 1998 | 10 Apr 2001 | United Kingdom | March 1963 | Laurel Heath, Heath Rise, Virginia Water, Surrey, GU25 4AX |
| BERGE, Richard Scott RESIGNED | Director | 02 Aug 2018 | 12 Jun 2019 | Northern Ireland | December 1976 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| CASEMENT, Roger Paul RESIGNED | Director | 11 Aug 2010 | 31 May 2018 | Northern Ireland | June 1963 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| CHITTY, Ian RESIGNED | Director | 28 Mar 2006 | 11 Aug 2010 | United Kingdom | February 1968 | Lark Hill, Hannington, Tadley, Hampshire, RG26 5UA |
| COLLINGWOOD, Jonathan Mark RESIGNED | Director | 19 Apr 2010 | 11 Aug 2010 | United Kingdom | August 1964 | 100, Thames Valley Park Drive, Reading, Berkshire, RG6 1PT, United Kingdom |
| COOLIDGE, Henry Ten Eyck (Jr) RESIGNED | Director | 01 Jan 2007 | 31 Mar 2009 | | October 1959 | 39 Belfast Road, Carrickfergus, BT38 8BY |
| DARLOW, Nigel Robert RESIGNED | Director | 16 Mar 2004 | 28 Mar 2006 | | June 1966 | The Old Forge, 2 Blacksmiths Lane, Eydon, Northants, NN11 3PF |
| DE ALMEIDA LARANJEIRA, Bruno RESIGNED | Director | 01 Jun 2018 | 12 Jun 2019 | Netherlands | November 1981 | Vinoly, Vinoly, Claude Debussylaan 12, Amsterdam, Netherlands |
| EARL, John Charles RESIGNED | Director | 25 Oct 1991 | 08 Jan 2002 | | January 1947 | Honeysuckle House, 20 Park View Drive South, Charvil, Twyford, RG10 9QX |
| GREEN, Mark Eugene RESIGNED | Director | 18 Apr 2016 | 12 Jun 2019 | Netherlands | August 1967 | Vinoly 4th Floor, Claude Debussylaan, 1082 Md Amsterdam, Netherlands |
| HILL, Melvyn RESIGNED | Director | 31 Mar 2009 | 11 Aug 2010 | | July 1946 | 12 Orchard Coombe, Whitchurch Hill, Reading, Uk, RG8 7QL |
| HILL, Melvyn RESIGNED | Director | 25 Oct 1991 | 04 Mar 1999 | | July 1946 | 12 Orchard Coombe, Whitchurch Hill, Reading, Berkshire, RG8 7QL |
| HOGG, Lesley Joyce RESIGNED | Director | 31 Mar 2009 | 01 Aug 2012 | Northern Ireland | September 1969 | 1 Downshire Avenue, Carrickfergus, Co Antrim, BT38 7EL |
| KING, Desmond Brian RESIGNED | Director | 25 Oct 1991 | 22 Apr 1999 | United Kingdom | June 1948 | 4 York Avenue, Whitehead, Carrickfergus, Co Antrim, BT38 9QT |
| LOOKER, Garry RESIGNED | Director | 17 Sep 2002 | 01 Oct 2004 | | May 1958 | Willowhale, Broadford Bridge Road, Adversane, Billinghurst, West Sussex, RH14 9JN |
| LUND, Kristina RESIGNED | Director | 22 Dec 2017 | 31 May 2018 | Netherlands | June 1977 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| LUNEY, Ian Robert RESIGNED | Director | 17 Oct 2019 | 08 Dec 2022 | Northern Ireland | August 1968 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| LUNEY, Ian Robert RESIGNED | Director | 29 Aug 2014 | 02 Aug 2018 | Northern Ireland | August 1968 | Aes Kilroot Power Station, Larne Road, Carrickfergus, County Antrim, BT38 7LX, United Kingdom |
| MARTIN-DAVIS, Andrew RESIGNED | Director | 01 Oct 2004 | 20 Aug 2009 | | November 1961 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| MILLER, Mark Edward RESIGNED | Director | 11 Aug 2010 | 27 Jan 2015 | Northern Ireland | July 1961 | Aes Kilroot, Larne Road, Carrickfergus, County Antrim, BT38 7LX, Northern Ireland |
| NEBREDA MARQUEZ, Julian Jose RESIGNED | Director | 01 Oct 2010 | 08 Mar 2016 | Amsterdam | March 1966 | C/O Aes Netherlands Holding Bv, Vinoly Building 4th Floor, Claude Debussylaan 12, 1082 Amsterdam, Netherlands |
| PLACKETT, Martin William RESIGNED | Director | 25 Oct 1991 | 14 Sep 1999 | United Kingdom | August 1953 | 6a Sunderland Terrace, London, W2 5PA |
| REYNOLDS, Mark Edward RESIGNED | Director | 11 Sep 2017 | 22 Dec 2017 | United Kingdom | November 1964 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| SARJEANT, Malcolm RESIGNED | Director | 08 Jan 2002 | 31 Mar 2009 | England | January 1947 | Leander House, 4 Leander Place, Calcot, Reading, RG31 7DS |
| SHAW, Nigel Richard RESIGNED | Director | 15 Sep 1999 | 17 Jul 2001 | | October 1954 | 50 Hillmorton Road, Rugby, Warwickshire, CV22 5AD |
| SMITH, Peter John Andrew RESIGNED | Director | 01 Jun 2001 | 16 Mar 2004 | | May 1964 | Rosebank, 77 Watermoor Road, Cirencester, Glos., GL71LB |
| SOUCHARD, Richard Jack RESIGNED | Director | 01 Jan 2007 | 31 Mar 2010 | United Kingdom | July 1954 | Wanborough Springs, Wanborough, Suildford, Surrey, GU3 2JR |
| SPRINGL, Jan RESIGNED | Director | 12 Jun 2019 | 10 Jun 2026 | Czech Republic | April 1978 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |
| SURRALL, Stephen John RESIGNED | Director | 20 Aug 2009 | 11 Aug 2010 | England | April 1960 | 'Broadlands', 20 The Avenue, Crowthorne, Crowthorne, Berkshire, RG45 6PB |
| SURRALL, Stephen John RESIGNED | Director | 17 Jul 2001 | 17 Sep 2002 | | April 1960 | 86 Foxcote, Finchampstead, Wokingham, Berkshire, RG40 3PE |
| THORNLEY, Brian Ralph RESIGNED | Director | 25 Oct 1991 | 01 Jun 2001 | | November 1946 | 18 Roopers, Speldhurst, Kent, TN3 0QL |
| TULLY, Carla Michelle RESIGNED | Director | 27 Jan 2015 | 26 Jun 2017 | United Kingdom | July 1972 | Kilroot Power Station, Larne Road, Carrickfergus, BT38 7LX, United Kingdom |
| UNNA, Stefan Paul RESIGNED | Director | 01 Oct 2010 | 29 Aug 2014 | England | August 1967 | 37-39, Kew Foot Road, Richmond, Surrey, TW9 2SS, United Kingdom |
| WILLIAMS, Alistair Charles Walter RESIGNED | Director | 31 Dec 2005 | 05 Jun 2009 | England | June 1963 | 6 College Drive, Thames Ditton, Surrey, KT7 0LB |
| ZUYEV, Serhiy RESIGNED | Director | 02 Aug 2018 | 12 Jun 2019 | Northern Ireland | May 1974 | Ballylumford Power Station, Ballylumford, Islandmagee, Larne Co Antrim, BT40 3RS |