12 March 2026Appointed Houseman, William Heslington as Director
19 March 2024Resigned Hall, Ian Donald Urquyart as Director
14 March 2024Resigned Gratton, William Patrick as Director
15 February 2024Resigned Houseman, John Gordon as Director
16 January 2022Resigned Foster, Allan as Director
7 March 2018Resigned Prince, David as Director
5 December 2017Resigned Firth, Alan as Director
24 November 2015Resigned Simpson, Richard as Director
24 November 2015Resigned Verity, Roland as Director
16 March 2014Resigned Verity, John as Director
6 February 2014Appointed Harker, Richard William as Director
2 February 2012Resigned Nicholson, John Henry as Director
25 October 2011Resigned Iveson, Thomas Arthur as Director
4 February 2010Appointed Blakey, Kenneth as Director
7 February 2008Resigned Middlemiss, David as Director
7 February 2008Resigned Parker, Donald Metcalfe as Director
31 May 2005Resigned Simpson, Edward as Director
5 February 2004Appointed Wilson, Kevin as Director
5 February 2004Resigned Mawson, Donald as Director
8 March 2001Resigned Worsnop, Arthur as Director
21 December 1998Resigned Iveson, Allan as Director
5 February 1998Appointed Houseman, John Gordon as Director
6 February 1997Resigned Smith, David Ralph as Director
6 February 1997Resigned Houseman, Norman as Director
6 February 1997Resigned Fawcett, George as Director
1 December 1996Appointed Monk, Susan as Secretary
30 November 1996Resigned Crabtree, Audrey as Secretary
17 November 1996Resigned Gratton, Thomas as Director
13 December 1995Resigned Holliday, John Herbert as Director
8 February 1995Appointed Hardcastle, Keith as Director
18 October 1994Resigned Weatherhead, David as Director
15 February 1993Resigned Liddle, Barry as Director