| ABLETT, Paul Richard ACTIVE | Director | 01 Jun 2019 | | England | August 1966 | Satra Technology Centre, Wyndham Way, Telford Way Industrial Estate, Kettering, NN16 8SD, England |
| ASCH, Guy Matthew ACTIVE | Director | 04 Aug 2025 | | England | April 1982 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| BLADES, Timothy John ACTIVE | Director | 01 Jan 2013 | | England | March 1957 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| BODSWORTH, Michael Geoffrey ACTIVE | Director | 29 Jun 2020 | | England | January 1977 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| DENTON, Roger John ACTIVE | Director | 01 Jan 2015 | | United Kingdom | November 1967 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| ETHERIDGE, Stephen ACTIVE | Director | 14 Jun 2005 | | England | January 1959 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| HARROP, Mark ACTIVE | Director | 01 Jun 2019 | | England | May 1958 | Satra Technology Centre, Wyndham Way, Telford Way Industrial Estate, Kettering, NN16 8SD, England |
| PATEMAN, Tamara Anne ACTIVE | Director | 05 Oct 2020 | | England | September 1969 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| PERILLO, Antony ACTIVE | Director | 21 Mar 2023 | | United Kingdom | June 1971 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| SHAH, Hamun ACTIVE | Director | 21 Mar 2023 | | United Kingdom | October 1975 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| BUTCHER, John RESIGNED | Secretary | | 01 Sep 1997 | | | 77 Gipsy Lane, Kettering, Northamptonshire, NN16 8TZ |
| MORGAN, Robert Geoffrey RESIGNED | Secretary | 01 Sep 1997 | 11 Sep 2008 | | | 52 Belle Baulk, Towcester, Northamptonshire, NN12 6YE |
| APLIN, Graham, Technical Director RESIGNED | Director | | 18 Jun 1992 | | November 1934 | 14 Katoomba Terrace, Largs North, South Australia 5016, FOREIGN, Australia |
| ARMSTRONG, Catherine Frances Mary RESIGNED | Director | 13 Jun 2006 | 22 Jun 2010 | England | June 1958 | 7 The Vale, Northampton, Northamptonshire, NN1 4SU |
| BETTS, Alan David RESIGNED | Director | | 18 Jun 1992 | | May 1939 | 66 Redwood Avenue, Walton Stone, Staffordshire, ST15 0DB |
| BOTTERILL, Simon David, Mr. RESIGNED | Director | 05 May 2009 | 31 Dec 2020 | England | August 1957 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| BUTCHER, John RESIGNED | Director | | 14 Apr 2008 | | August 1935 | 77 Gipsy Lane, Kettering, Northamptonshire, NN16 8TZ |
| BUTLIN, Giles Durward RESIGNED | Director | | 18 Jun 1992 | United Kingdom | February 1942 | Peaches Cottage Main Street, Glapthorn, Peterborough, PE8 5BE |
| CHEESMAN, Dudley Wallis RESIGNED | Director | | 14 Jun 2005 | United Kingdom | July 1939 | Riversleigh The Hill, Langport, Somerset, TA10 9PU |
| COLMAN, Royston Edward RESIGNED | Director | 09 Jun 1998 | 08 Jun 1999 | United Kingdom | November 1950 | 31 Elmsleigh Road, Weston Super Mare, Somerset, BS23 4JW |
| COUTTS, Neil Mccrone RESIGNED | Director | 11 Jun 1996 | 18 Feb 2001 | United Kingdom | September 1946 | St Dunstans House, Mill Lane Monks, Risborough, Buckinghamshire, HP27 9JE |
| CUTHBERT, Keith Douglas RESIGNED | Director | | 12 Jun 2001 | | June 1935 | 3 Millbrook Ley, Broadwell, Moreton In Marsh, Gloucestershire, GL56 0TR |
| DUNMORE, Colin Edward RESIGNED | Director | | 18 Jun 1992 | | March 1939 | 13 Westbury Park, Bristol, Avon, BS6 7JA |
| FINLAY, Francis Albert RESIGNED | Director | 25 Nov 1992 | 11 Jun 1996 | | December 1934 | Knollwood 5 Bracken View, Brocton, Stafford, Staffordshire, ST17 0TF |
| FOSTER, John Charles RESIGNED | Director | | 11 Jun 1996 | England | November 1938 | 117 Cotes Road, Barrow On Soar, Loughborough, Leicestershire, LE12 8JP |
| FREEMAN, Thomas Anthony RESIGNED | Director | 22 Jun 2011 | 20 Jun 2014 | United Kingdom | February 1948 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| GARFIT, Robert Arthur Randolph RESIGNED | Director | 11 Jun 1996 | 18 Nov 2008 | | August 1947 | Middle Coombe Farmhouse, Middle Coombe, Donhead St Mary, Shaftesbury, Dorset, SP7 9LX |
| GREEN, James William Heyden RESIGNED | Director | | 18 Jun 1992 | | December 1937 | Old Garden House 3 Battle Close, Emberton, Olney, Buckinghamshire, MK46 5BT |
| HARRIS, Paul Arthur, Dr RESIGNED | Director | 19 Feb 2002 | 09 Jun 2014 | England | March 1950 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| HAWKES, David John RESIGNED | Director | | 18 Jun 1992 | | April 1938 | The Barn, Underbarrow, Kendal, Cumbria, LA8 8HJ |
| HOOK, Roger James RESIGNED | Director | | 18 Jun 1992 | | October 1935 | 220 Unthank Road, Norwich, Norfolk, NR2 2AH |
| HOOKER, John Gilbert RESIGNED | Director | 14 Sep 2015 | 15 Aug 2025 | England | October 1967 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| JOHNSON, Stephen Robert RESIGNED | Director | 15 Feb 2005 | 08 Mar 2006 | | March 1957 | Wayside, Ripley Road, Knaresborough, North Yorkshire, HG5 9BY |
| JONES, Richard Marshall RESIGNED | Director | | 18 Jun 1992 | England | February 1924 | The Old Orphanage, Winwick, Northampton, Northamptonshire, NN6 7PD |
| KENNEDY, Iain Manning RESIGNED | Director | | 20 Nov 2007 | England | September 1942 | 3 Townsend Close, Hanging Houghton, Northamptonshire, NN6 9HP |
| KIDSTON, John Filmer RESIGNED | Director | | 10 Jun 1997 | | February 1936 | Lamberts Close, Wing Road Morcott, Oakham, Leicestershire, LE15 9DE |
| KING, Rachel RESIGNED | Director | 19 Jun 2019 | 31 Oct 2020 | England | November 1966 | Satra, Wyndham Way, Telford Way Industrial Estate, Kettering, NN16 8SD, England |
| KLEINERMAN, George Jerzy RESIGNED | Director | | 18 Jun 1992 | | May 1924 | 15 Beech Crescent, West Winch, Kings Lynn, Norfolk, PE33 0PZ |
| LEE, Martin Henry RESIGNED | Director | | 23 Sep 1993 | | May 1936 | The Alms Houses, 57 Staithe Road Langley, Norwich, NR14 6BL |
| LUCKETT, Philip RESIGNED | Director | 21 Jun 2016 | 25 Oct 2018 | England | May 1946 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| MARRIS, Edward William RESIGNED | Director | | 18 Jun 1992 | | March 1927 | 2 Mews Court, Chapel Brampton, Northampton, Northamptonshire, NN6 8AJ |
| MARSHALL, Geoffrey Wyndham RESIGNED | Director | | 18 Jun 1992 | | March 1937 | Salle Place, Salle, Reepham, Norfolk, NR10 4SF |
| MORGAN, Robert Geoffrey RESIGNED | Director | 01 Sep 1997 | 31 Aug 2009 | United Kingdom | July 1953 | 52 Belle Baulk, Towcester, Northamptonshire, NN12 6YE |
| OLIVER, Ian David RESIGNED | Director | | 25 Nov 1992 | | November 1934 | Haddon Dale West End, West Haddon, Northampton, Northamptonshire, NN6 7AY |
| PALFREYMAN, Gerald Anthony Henry RESIGNED | Director | | 30 Nov 1994 | | March 1934 | Home Farm, Great Oxendon, Market Harborough, Leicestershire, LE16 8NE |
| PERILLO, Antony Jonathan RESIGNED | Director | 13 Sep 2011 | 30 Jun 2019 | United Kingdom | June 1971 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| PERKINS, Robert Clive RESIGNED | Director | 01 Jan 2000 | 14 Jun 2005 | England | August 1963 | Bridge House, Staveley, Kendal, Cumbria, LA8 9PQ |
| PITTARD, John William Wreford RESIGNED | Director | 21 Apr 1993 | 14 Jun 2005 | | May 1944 | Middlebrook House, Beaminster, Dorset, DT8 3NE |
| PITTARD, John William Wreford RESIGNED | Director | | 18 Jun 1992 | | May 1944 | Middlebrook House, Beaminster, Dorset, DT8 3NE |
| POWER, Tyrone James RESIGNED | Director | | 18 Jun 1992 | United Kingdom | July 1941 | 31 Fairgarth Drive, Kirkby Lonsdale, Carnforth, Lancashire, LA6 2DT |
| PURNELL, Derek RESIGNED | Director | | 18 Jun 1992 | United Kingdom | March 1935 | 7 Newstead Avenue, Bushby, Leicester, Leicestershire, LE7 9QE |
| SCOTTON, John William RESIGNED | Director | | 18 Jun 1992 | | April 1947 | The Chantry, Brewood, Stafford, Staffordshire, ST19 9BU |
| SEMPLE, William RESIGNED | Director | 25 Jul 2006 | 27 Feb 2007 | | June 1943 | 89 West Royd Avenue, Mirfield, West Yorkshire, WF14 9LB |
| SHELTON, Roger Colin RESIGNED | Director | 11 Jun 1996 | 11 Jun 2002 | | September 1946 | 1 The Courtyard Station Road, Dullingham, Newmarket, Suffolk, CB8 9UP |
| SIMMONS, Austin Colin RESIGNED | Director | 01 Jan 2004 | 30 Jun 2019 | England | September 1958 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| SMART, David Anthony RESIGNED | Director | | 18 Jun 1992 | | May 1940 | 2 West Mains, Tugby, Leicestershire, LE7 9XH |
| THOMSON, Ian Norman RESIGNED | Director | 16 Feb 1994 | 13 Aug 1996 | | October 1946 | 24 The Green, Richmond, Surrey, TW9 1LX |
| TILLEY, Ivor John RESIGNED | Director | 15 Feb 1995 | 13 Jun 2006 | | August 1944 | 2 York Road, Wollaston, Wellingborough, Northamptonshire, NN29 7SG |
| TURNER, Richard Harry RESIGNED | Director | 03 Dec 1993 | 30 Jun 2009 | United Kingdom | November 1946 | 40, Copelands Road, Desborough, Kettering, Northamptonshire, NN14 2QF |
| WHITTAKER, Ronald Eric, Dr RESIGNED | Director | | 09 Jun 2023 | United Kingdom | October 1945 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| WILLIAMS, Jill RESIGNED | Director | 18 Nov 2008 | 09 Dec 2014 | United Kingdom | September 1957 | Wyndham Way, Telford Way, Kettering, Northants, NN16 8SD |
| WORSWICK, Tom RESIGNED | Director | | 18 Jun 1992 | | April 1922 | 5 Valjean Crescent, Leicester Forest East, Leicester, Leicestershire, LE3 3JN |