| LEADBETTER, Gemma Claire ACTIVE | Secretary | 27 Jan 2021 | | | | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| CATTERSON, Nigel Bruce ACTIVE | Director | 21 Apr 2011 | | England | December 1949 | Queen's Barn, Welton, Carlisle, Cumbria, CA5 7HG, United Kingdom |
| CLARKE, John Simon ACTIVE | Director | 02 Dec 2017 | | United Kingdom | February 1959 | Ingwell Hall, Energy Coast West Cumbria, Ingwell Hall, West Lakes Science & Tech Park,, Whitehaven, Cumbria, CA24 3JZ, United Kingdom |
| HIBBARD, Matthew Lee ACTIVE | Director | 01 Apr 2026 | | England | February 1976 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| PEACOCK, Benjamin David ACTIVE | Director | 01 Dec 2022 | | England | January 1996 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| PEMBERTON, Michael Neville ACTIVE | Director | 01 Feb 2016 | | United Kingdom | October 1966 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| SEEKINGS, Andrew ACTIVE | Director | 17 Nov 2023 | | United Kingdom | August 1968 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| MARTIN, Andrew John RESIGNED | Secretary | 16 Apr 2012 | 18 Jul 2013 | | | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| MCHALE, Derek Joseph RESIGNED | Secretary | 13 Dec 2017 | 01 Nov 2020 | | | Energy Coast West Cumbria, Ingwell Hall, West Lakes Science & Tech Park, Moor Row, Whitehaven, Cumbria, CA24 3JZ, United Kingdom |
| MCHARRY, James RESIGNED | Secretary | | 31 Aug 1993 | | | 16 Ashworth Park, Knutsford, Cheshire, WA16 9DE |
| POND, Christopher Donald RESIGNED | Secretary | 25 Mar 1998 | 16 Apr 2012 | | | Hazelslack, Manor Brow, Keswick, Cumbria, CA12 4AW |
| REID, Colin Stuart RESIGNED | Secretary | 31 Aug 1993 | 30 Sep 1993 | | | 28 Lincoln Close, Woolston, Warrington, Cheshire, WA1 4LU |
| SZOSTAK, Steven RESIGNED | Secretary | 18 Jul 2013 | 07 Jan 2016 | | | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| WILLIAMS, Thomas Alan RESIGNED | Secretary | 30 Sep 1993 | 25 Mar 1998 | | | 30 Windrigg Close, Egremont, Cumbria, CA22 2EE |
| WILSON, John Stephen Robert RESIGNED | Secretary | 15 Jun 2016 | 02 Jun 2017 | | | Baines Wilson Llp, 2 Merchants Drive, Carlisle, Cumbria, CA3 0JW, United Kingdom |
| ASHBROOK, Michael John RESIGNED | Director | 24 Jun 2003 | 03 May 2007 | | November 1940 | 6 Broom Bank, The Highlands, Whitehaven, Cumbria, CA28 6SB |
| BENNETT, Ann RESIGNED | Director | | 28 Feb 1997 | | January 1942 | 29 Loop Road South, Whitehaven, Cumbria, CA28 7TW |
| BOLTER, Harold Edward RESIGNED | Director | | 31 Mar 1993 | | August 1937 | 29 Doeford Close, Culcheth, Warrington, Cheshire, WA3 4DL |
| BUTLER, Gregg Glen, Prof RESIGNED | Director | | 25 Sep 1996 | United Kingdom | June 1946 | Sunnyside House 98 Kirkham Road, Freckleton, Preston, Lancashire, PR4 1HT |
| CHURCHILL, Robert James RESIGNED | Director | 25 Jun 2008 | 15 Sep 2010 | England | August 1955 | 2 Gingells Farm Road, Reading, Berkshire, RG10 9DJ |
| CLARK, Alan RESIGNED | Director | 28 Jun 1993 | 31 Jul 2000 | | May 1939 | 12 Main Street, Dearham, Maryport, Cumbria, CA15 7HP |
| CLARKE, John Simon RESIGNED | Director | 21 Apr 2011 | 01 May 2014 | England | February 1959 | Nuclear Decommissioning Authority, Herdus House Ingwell Drive, Westlakes Science & Technology Park, Moor Row, Cumbria, CA24 3HU, United Kingdom |
| CROFT, Paul RESIGNED | Director | 25 Jun 2008 | 21 Apr 2011 | Uniited Kingdom | November 1947 | Ruddfalls, Tweed Mill Lane, Cockermouth, Cumbria, CA13 9DE |
| CROFT, Paul RESIGNED | Director | 03 Dec 1996 | 30 Nov 2003 | Uniited Kingdom | November 1947 | Ruddfalls, Tweed Mill Lane, Cockermouth, Cumbria, CA13 9DE |
| DAWES, John Brian RESIGNED | Director | 15 Mar 2006 | 19 Sep 2007 | England | January 1948 | Holly Lodge, Arkleby, Wigton, Cumbria, CA7 2BT |
| DIXON, Kenneth RESIGNED | Director | 28 Jun 1993 | 21 Sep 2005 | | October 1931 | 1 Ruskin Close, High Harrington, Workington, Cumbria, CA14 4LP |
| FRYER, Jack Ernest, Councillor RESIGNED | Director | 04 Jun 1996 | 01 May 2003 | | January 1931 | 39 Trinity Drive, Northside, Workington, Cumbria, CA14 1AX |
| FRYER, Mark Anthony RESIGNED | Director | 09 Jun 2011 | 03 Mar 2018 | United Kingdom | February 1961 | 19, Bank Road, Workington, Cumbria, CA14 3YN, United Kingdom |
| FYFE, John, Professor RESIGNED | Director | 28 Jun 1993 | 21 Apr 2011 | United Kingdom | September 1942 | Watermead, Lakes Lane, Witley, Surrey, GU8 5LQ |
| GILTHORPE, David Alexander RESIGNED | Director | 12 Dec 2007 | 21 Apr 2011 | United Kingdom | August 1957 | Lady Park Farm Cottage Lady Park, Gateshead, Tyne & Wear, NE11 0HD |
| HALL, Jeremy William Morris RESIGNED | Director | 24 Jun 2004 | 15 Mar 2006 | | February 1957 | 56 The Parklands, Cockermouth, Cumbria, CA13 0WW |
| HESLOP, Timothy, Councillor RESIGNED | Director | 13 Jun 2005 | 12 Mar 2008 | United Kingdom | March 1939 | High Dyke, Cockermouth, Cumbria, CA13 0RA |
| HIGGINS, Robert Andrew Bryson RESIGNED | Director | 10 Jan 2017 | 13 Dec 2017 | United Kingdom | August 1965 | 10, Fern Bank, Cockermouth, Cumbria, CA13 0DF |
| IRVING, Iain Alun RESIGNED | Director | 06 Mar 2009 | 13 Jun 2012 | United Kingdom | May 1968 | Arundel, Cavendish Terrace, Stanwix, Carlisle, Cumbria, CA23 9ND |
| JACKSON, Christine Margaret, Councillor RESIGNED | Director | 20 Jun 2007 | 17 Mar 2010 | United Kingdom | December 1948 | 34 Derwent Mill, Cockermouth, Cumbria, CA13 0HG |
| JARVIS, Robert Anthony RESIGNED | Director | 03 Dec 1996 | 12 Mar 2008 | | July 1955 | 49 Allans Meadow, Neston, South Wirral, L64 9SQ |
| JENKINSON, Mark Ian RESIGNED | Director | 28 Jun 2019 | 04 Mar 2020 | United Kingdom | January 1982 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| JOHNSON, Michael Andrew RESIGNED | Director | 04 Mar 2020 | 18 Apr 2023 | United Kingdom | May 1972 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| KNOWLES, Timothy John RESIGNED | Director | 17 Sep 2008 | 16 Sep 2009 | United Kingdom | May 1949 | Winton House, Rheda Park, Frizington, Cumbria, CA26 3TA |
| KNOWLES, Timothy John RESIGNED | Director | 28 Jun 1993 | 03 Dec 1996 | United Kingdom | May 1949 | Winton House, Rheda Park, Frizington, Cumbria, CA26 3TA |
| LANGSTAFF, William RESIGNED | Director | | 25 Jun 2008 | United Kingdom | May 1939 | 21 Sycamore Road, Netherton, Maryport, Cumbria, CA15 7AE |
| LOWTHER, William RESIGNED | Director | | 21 Apr 2011 | England | November 1939 | 13 St Aidans Road, Carlisle, Cumbria, CA1 1LS |
| LUTWYCHE, Peter Robert RESIGNED | Director | 01 May 2014 | 10 Jan 2017 | United Kingdom | November 1962 | Nda, Herdus House, Ingwell Drive, Westlakes Science & Technology Park, Moor Row, Cumbria, CA24 3HU, United Kingdom |
| MARKLEY, Anthony James RESIGNED | Director | 16 Sep 2009 | 16 May 2013 | United Kingdom | April 1955 | Verona, Bitterlees, Silloth, Cumbria, CA7 4JJ |
| MARKLEY, Anthony James RESIGNED | Director | 12 Mar 2008 | 17 Sep 2008 | United Kingdom | April 1955 | Verona,, Blitterlees, Silloth, CA7 4JJ |
| MAXWELL, Kerry Ann RESIGNED | Director | 08 Aug 2013 | 01 Feb 2017 | United Kingdom | October 1963 | 2, Corkickle, Whitehaven, Cumbria, CA28 8AA, United Kingdom |
| MCGILL, Gerard RESIGNED | Director | 21 Apr 2011 | 20 May 2015 | Scotland | August 1955 | Urs Fleswick Court, Crow Park Way, Westlakes Science & Technology Park, Moor Row, Cumbria, CA24 3HZ, United Kingdom |
| MCNICHOLAS, Neil Dominic Peter RESIGNED | Director | 01 Jun 2015 | 02 Oct 2015 | United Kingdom | July 1964 | Kingmoor Depot, Etterby Road, Etterby, Carlisle, CA3 9NZ, Great Britain |
| MORGAN, Steven RESIGNED | Director | 03 Aug 2006 | 17 Dec 2008 | | July 1948 | Kingfisher Cottage, Rubby Banks Road, Cockermouth, Cumbria, CA13 9RG |
| MUSGRAVE, James RESIGNED | Director | | 04 Jun 1996 | | April 1934 | 23 Derwent Avenue, Seaton, Workington, Cumbria, CA14 1EB |
| MUSGRAVE, Jim, Councillor RESIGNED | Director | 25 Jun 2003 | 21 Jun 2006 | | April 1934 | 23 Derwent Avenue, Seaton, Workington, Cumbria, CA14 1EB |
| NICHOLSON, Eric William RESIGNED | Director | 01 Aug 2001 | 22 May 2005 | United Kingdom | August 1947 | Hilltop Victoria Road, Cockermouth, Cumbria, CA13 9PA |
| NOCTOR, Joy RESIGNED | Director | 08 Aug 2013 | 31 Jul 2021 | United Kingdom | January 1961 | Kirkgate, Cumwhitton, Brampton, Cumbria, CA8 9EX, United Kingdom |
| O'NEILL, Rory Andrew Thomas RESIGNED | Director | 10 Oct 2013 | 14 Sep 2016 | United Kingdom | September 1966 | 125, Parklands, Cockermouth, Cockermouth, Cumbria, CA13 0XJ, United Kingdom |
| OLDHAM, Andrew Michael Colin RESIGNED | Director | 23 Feb 2018 | 31 Mar 2026 | England | October 1959 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| POULSON, William George RESIGNED | Director | 06 Mar 2009 | 16 Dec 2010 | Usa | October 1950 | 122, Hunting Hills Drive, Aiken, South Carolina, 29803, United States |
| PRICE, Anthony Hall RESIGNED | Director | 21 Apr 2011 | 07 Jun 2012 | England | October 1954 | Atkins Limited, Westlakes Pavilion Ingwell Drive, Westlakes Science & Technology Park, Moor Row, Cumbria, CA24 3JZ, United Kingdom |
| SELBY, Terry RESIGNED | Director | 20 Apr 2007 | 12 Mar 2008 | | October 1945 | The Cottage, 21b St Helen's Street, Cockermouth, Cumbria, CA13 9HX |
| SIMPSON, Christopher Robin RESIGNED | Director | 25 Mar 1997 | 31 May 2002 | | August 1941 | 5 Victoria Street, Cleator Moor, Cumbria, CA25 5AS |
| SMITH, Alan RESIGNED | Director | 14 Mar 2018 | 28 Jun 2019 | England | June 1954 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| SMITH, Grahame Reginald RESIGNED | Director | | 10 Sep 1999 | England | December 1937 | 16 Ellerslie Park, Gosforth, Seascale, Cumbria, CA20 1BL |
| SNELSON, Barry RESIGNED | Director | 22 Sep 2004 | 17 Dec 2008 | | March 1951 | 5 Woodlands Grange, Dovenby, Cockermouth, Cumbria, CA13 0PJ |
| SOUTHWARD, David Edward RESIGNED | Director | 10 Jan 2021 | 01 Dec 2022 | United Kingdom | January 1950 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| SOUTHWARD, David Edward RESIGNED | Director | 20 Jun 2013 | 09 Jan 2021 | United Kingdom | January 1950 | Craiova, Sellafield Road, Beckermet, Cumbria, CA21 2XN, United Kingdom |
| STARKIE, Michael John RESIGNED | Director | 01 Jun 2015 | 18 Apr 2023 | United Kingdom | May 1964 | The Copeland Centre, Catherine Street, Whitehaven, Cumbria, CA28 7SJ, United Kingdom |
| SZOSTAK, Steven RESIGNED | Director | 18 Jun 2014 | 01 Feb 2016 | United Kingdom | February 1956 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |
| THOMAS, David Aneurin Parry, Councillor RESIGNED | Director | 21 Jun 2006 | 03 May 2007 | United Kingdom | April 1935 | Cotebank, Ryehills Road, Skinburness, Wigton, Cumbria, CA7 4QT |
| TOMLINSON, Rae RESIGNED | Director | 11 Aug 2011 | 15 Jun 2016 | England | February 1960 | Coburn, Rheda Close, Frizington, Cumbria, CA26 3TB |
| USHER, George William RESIGNED | Director | 31 May 2002 | 01 May 2003 | | November 1937 | Four Oaks, Gleberands The Hill, Millom, Cumbria, LA18 5JN |
| WATSON, Brian RESIGNED | Director | 21 Apr 2011 | 12 Dec 2013 | United Kingdom | April 1952 | Papcastle House, Papcastle, Cockermouth, Cumbria, CA13 0LB, United Kingdom |
| WATSON, Brian RESIGNED | Director | 10 Sep 1999 | 08 Jul 2004 | | April 1952 | Gill Cottage, Gosforth, Seascale, Cumbria, CA20 1AJ |
| WILLIAMS, Shirley RESIGNED | Director | 25 Jun 2008 | 21 Apr 2011 | United Kingdom | April 1961 | Stygate, Lamplugh, Workington, Cumbria, CA14 4TZ |
| WILSON, Brian David Henderson RESIGNED | Director | 21 Apr 2011 | 13 Mar 2014 | Scotland | December 1948 | Cnoc Na Meinn, 7a Mangersta, Isle Of Lewis, HS2 9EY, Scotland |
| WOODBURN, Elaine Margaret, Councillor RESIGNED | Director | 01 Jun 2011 | 27 Feb 2015 | United Kingdom | September 1966 | Copeland Borough Council, The Copeland Centre, Catherine Street, Whitehaven, Cumbria, CA28 7SJ, United Kingdom |
| WRIGHT, George Todd, Dr RESIGNED | Director | 14 Dec 2012 | 10 Oct 2013 | England | July 1951 | Ingwell Hall Ingwell Drive, Westlakes Science & Technology, Park Moor Row, Cumbria, CA24 3JZ |