29 October 2025Resigned Challands, Sarah Mary as Secretary
29 October 2025Appointed Nolan, Karen Ann, Dr as Secretary
1 March 2025Appointed Challands, Sarah Mary as Secretary
1 March 2025Appointed Frodsham, John as Director
2 December 2024Resigned Hill, Justin Charles David, Dr as Secretary
30 January 2024Resigned Frodsham, John as Director
24 August 2023Appointed Crossley, Samuel David Ronald as Director
3 January 2023Resigned Connor, Jane Elizabeth as Director
27 January 2021Appointed Morley, Claire Louise as Director
3 November 2015Appointed Connor, Jane Elizabeth as Director
28 April 2015Appointed Stanley, Elaine as Director
23 September 2014Resigned Simpson, John Colin as Director
23 September 2014Resigned Groves, Catherine Jean as Director
25 September 2012Resigned Smith, Frank as Director
28 March 2012Resigned Leakey, Andrew as Director
11 February 2012Resigned Barrow, Walter Kenneth as Director
24 January 2012Appointed Frodsham, John as Director
26 October 2010Appointed Groves, Catherine Jean as Director
27 October 2009Resigned Foley, Mary Elizabeth as Director
27 October 2009Appointed Simpson, John Colin as Director
29 April 2008Appointed Hill, Justin Charles David, Dr as Secretary
25 October 2005Appointed Foley, Mary Elizabeth as Director
25 September 2001Resigned Johnson, Geoffrey as Director
3 October 2000Appointed Leakey, Andrew as Director
26 September 2000Appointed Smith, Frank as Director
28 September 1999Resigned Jameson, Susan Marie as Director
24 September 1996Resigned Burke, John Richard as Director
5 December 1993Resigned Salisbury, John Norman as Director
30 September 1992Appointed Jameson, Susan Marie as Director