10 September 2026Resigned Holmes, Michael as Secretary
3 February 2026Resigned Hill, Beverley Anne as Director
4 December 2025Appointed Kastern, Heinrich Johann as Director
17 September 2025Appointed Holmes, Michael as Secretary
31 July 2025Resigned Sherlock, Sarah Gillian as Secretary
19 July 2025Resigned Harrop, Joan as Director
25 March 2024Resigned Mohess, Laura as Director
7 December 2023Resigned Gaskell, Martin Stuart, Dr as Director
31 August 2023Resigned Tait, Alisdair Morison as Director
26 July 2022Appointed Hill, Beverley Anne as Director
24 March 2022Resigned Coleman, Stephen John as Director
1 December 2021Resigned Morton, William Peter as Director
27 October 2021Resigned Burditt, Sherry as Director
10 December 2020Appointed Mohess, Laura as Director
4 September 2019Resigned Mason, Keith William as Director
30 March 2019Appointed Weitzel, John Stephen as Director
14 December 2018Appointed Sherlock, Sarah Gillian as Secretary
14 December 2018Resigned Bellamy, Christopher as Secretary
25 January 2018Appointed Burditt, Sherry as Director
1 December 2017Appointed Morton, William Peter as Director
28 November 2017Resigned Wilmer, John Paul as Director
2 February 2017Resigned Young, Anthony Jon as Director
1 February 2017Resigned Morton, Catherine, Lady as Director
4 September 2016Appointed Gaskell, Martin Stuart, Dr as Director
4 September 2016Appointed Wilmer, John Paul as Director
4 September 2016Appointed Mason, Keith William as Director
1 November 2015Resigned Frater, Stewart as Director
10 September 2015Appointed Young, Anthony Jon as Director
12 February 2015Appointed Coleman, Stephen John as Director
1 September 2014Appointed Frater, Stewart as Director
24 June 2014Resigned Howard, Jonathan as Director
23 June 2014Appointed Moodie, Andrew Kenneth Johnstone as Director
5 February 2014Resigned Frater, Stewart as Director
25 February 2013Appointed Harrop, Joan as Director
5 May 2012Resigned Wilkins, Judith Helen as Director
20 October 2011Appointed Tait, Alisdair Morison as Director
23 June 2011Resigned Seward, Richard William as Director
15 July 2010Resigned Norris, Sally as Director
2 October 2009Appointed Howard, Jonathan as Director
11 February 2009Resigned Shemeld, Graham Michael as Director
20 November 2008Appointed Frater, Stewart as Director
20 November 2008Appointed Wilkins, Judith Helen as Director
20 November 2008Appointed Seward, Richard William as Director
1 June 2008Resigned Birch, Katherine Susan as Director
1 September 2007Appointed Shemeld, Graham Michael as Director
20 May 2007Resigned Jones, David as Director
1 September 2006Appointed Bellamy, Christopher as Secretary
31 December 2005Resigned Beresford, John as Director
1 May 2005Appointed Jones, David as Director
28 February 2005Resigned Isack, Harrison as Director
15 September 2004Resigned Westaway, Anna as Director
14 September 2004Appointed Birch, Katherine Susan as Director
1 July 2004Resigned Blackman, Peter as Director
15 April 2004Resigned Willmott, Mary Jane as Director
27 January 2004Appointed Isack, Harrison as Director
1 September 2002Appointed Blackman, Peter as Director
1 September 2002Appointed Westaway, Anna as Director
10 June 2002Resigned Grant Salmon, Aileen as Director
30 October 2001Resigned Bevan, Sarah Elizabeth as Director
30 October 2001Resigned Robinson, Malcolm Graham as Director
6 September 2001Appointed Norris, Sally as Director
7 June 2001Appointed Grant Salmon, Aileen as Director
1 January 2001Resigned Robinson, Anne Judith as Director
1 January 2001Resigned Solujan, Irena Krystyna Urszula as Director
5 April 2000Appointed Willmott, Mary Jane as Director
3 September 1997Appointed Solujan, Irena Krystyna Urszula as Director
3 September 1997Appointed Morton, Catherine, Lady as Director
3 September 1997Appointed Beresford, John as Director
21 March 1996Resigned Lockwood, Benjamin John William as Director