| WILLIS, Stephen David ACTIVE | Director | 23 Jan 2020 | | England | February 1980 | Drake Building, 15 Davy Road, Plymouth Science Park, Derriford, Plymouth, Devon, PL6 8BY, United Kingdom |
| CAMPBELL, James Mossman RESIGNED | Secretary | 06 Jan 2009 | 04 Feb 2014 | | | 23 Rubislaw Drive, Bearsden, Glasgow, Lanarkshire, G61 1PS, Scotland |
| CAMPBELL, James Mossman RESIGNED | Secretary | 22 Oct 1998 | 08 Feb 1999 | | | 23 Rubislaw Drive, Bearsden, Glasgow, Lanarkshire, G61 1PS, Scotland |
| DALLAS, Robert Munro RESIGNED | Secretary | 15 Dec 1999 | 29 Jan 2008 | | | 2 Heathfield Drive, Milngavie, Glasgow, G62 8AZ |
| HALDANE, Steven Mcgregor RESIGNED | Secretary | 29 Jan 2008 | 06 Jan 2009 | | | Ardvourlie House, 60 Esplanade, Greenock, Renfrewshire, PA16 7SE |
| REID, Brian RESIGNED | Nominee Secretary | 22 Oct 1998 | 22 Oct 1998 | | | 5 Logie Mill, Beaverbank Office Park, Edinburgh, EH7 4HH |
| SAVAGE, Edward George RESIGNED | Secretary | 08 Feb 1999 | 15 Dec 1999 | | | 18 Macfarlane Road, Bearsden, Glasgow, Lanarkshire, G61 2LY |
| BOTTOMLEY, Kenneth Ross RESIGNED | Director | 01 Nov 2005 | 27 Jun 2011 | Scotland | October 1967 | 129 Danes Drive, Scotstoun, Glasgow, Lanarkshire, G14 9GD |
| BROGAN, Patrick Joseph RESIGNED | Director | 18 Oct 2010 | 27 Jun 2011 | Scotland | February 1947 | 126 Drymen Road, Bearsden, Glasgow, G61 3RB |
| BROGAN, Patrick Joseph RESIGNED | Director | 20 Nov 2007 | 02 Jun 2009 | Scotland | February 1947 | 3 Atholl Crescent, Perth, Perthshire, PH1 5NG |
| CAMPBELL, James Mossman RESIGNED | Director | 22 Oct 1998 | 04 Feb 2014 | Scotland | August 1943 | 23 Rubislaw Drive, Bearsden, Glasgow, Lanarkshire, G61 1PS, Scotland |
| CAPTIEUX, Christian Marcel RESIGNED | Director | 21 Nov 2012 | 31 Dec 2018 | England | February 1973 | Saltire Court, 20 Castle Terrace, Edinburgh, EH1 2EG |
| CHAMBERLAIN, Simon John RESIGNED | Director | 28 Jun 2011 | 08 Sep 2016 | England | October 1965 | Drake Building 15 Davy Road Plymouth Science Park,, Derriford, Plymouth, Devon, PL6 8BY, England |
| DALLAS, Robert Munro RESIGNED | Director | 18 Nov 1998 | 02 Jun 2009 | Scotland | October 1945 | 2 Heathfield Drive, Milngavie, Glasgow, G62 8AZ |
| FINDLAY, Kenneth James RESIGNED | Director | 04 Jul 2007 | 06 Jan 2009 | Scotland | October 1971 | 18 Ladywood Place, Eliburn, Livingston, West Lothian, EH54 6TA |
| HALDANE, Steven Mcgregor RESIGNED | Director | 01 Dec 2006 | 06 Jan 2009 | | January 1962 | Ardvourlie House, 60 Esplanade, Greenock, Renfrewshire, PA16 7SE |
| HILL, Michael John RESIGNED | Director | 18 Nov 2014 | 23 Jan 2020 | United Kingdom | April 1966 | Drake Building 15 Davy Road Plymouth Science Park, Derriford, Plymouth, Devon, PL6 8BY, United Kingdom |
| HORNE, Christopher Neil RESIGNED | Director | 30 Aug 2010 | 15 Jul 2014 | Scotland | May 1971 | Tribune Court, 2 Roman Road, Bearsden, Glasgow, G61 2SW, Scotland |
| HUNTER, David Kelso RESIGNED | Director | 03 May 2007 | 02 Jun 2009 | Scotland | February 1953 | 22 Beech Avenue, Newton Mearns, Glasgow, Lanarkshire, G77 5PP |
| JOHNSTONE, Ian James RESIGNED | Director | 04 Jul 2007 | 15 Jul 2014 | Scotland | January 1962 | 47 Adele Street, Motherwell, Lanarkshire, ML1 2QE |
| LESLIE, David Michael RESIGNED | Director | 13 May 2009 | 27 Jun 2011 | Scotland | December 1957 | 3 Majors Place, Falkirk, Stirlingshire, FK1 5QS |
| LESLIE, Michael RESIGNED | Director | 29 Jan 2008 | 06 Jan 2009 | | December 1957 | 3 Majors Place, Falkirk, FK1 5QS |
| MABBOTT, Stephen RESIGNED | Nominee Director | 22 Oct 1998 | 22 Oct 1998 | Scotland | November 1950 | 14 Mitchell Lane, Glasgow, G1 3NU |
| MACDONALD, Donald RESIGNED | Director | 18 Nov 1998 | 01 Apr 2008 | | July 1951 | South Cottage The Stables, Boturich Balloch, Alexandria, G83 |
| MORRISH, Paul Stephen RESIGNED | Director | 29 Oct 2015 | 08 Sep 2016 | United Kingdom | December 1965 | Tribune Court 2 Roman Road, Bearsden, Glasgow, G61 2SW |
| MORRISH, Paul Stephen RESIGNED | Director | 28 Jun 2011 | 21 Nov 2012 | United Kingdom | December 1965 | Yelverton Farm, Gratton Lane, Yelverton, Devon, PL20 6AW, United Kingdom |
| RHODES, Richard John RESIGNED | Director | 21 Nov 2012 | 01 Nov 2014 | England | May 1968 | Drake Building 15 Davy Road Plymouth Science Park,, Derriford, Plymouth, Devon, PL6 8BY, England |
| SAVAGE, Edward George RESIGNED | Director | 08 Feb 1999 | 31 Jan 2000 | | October 1950 | 18 Macfarlane Road, Bearsden, Glasgow, Lanarkshire, G61 2LY |
| SHAH, Sanjay RESIGNED | Director | 29 Oct 2015 | 08 Sep 2016 | England | February 1964 | Tribune Court 2 Roman Road, Bearsden, Glasgow, G61 2SW |
| SMITH, Archibald Lang RESIGNED | Director | 08 Feb 1999 | 31 May 1999 | | September 1963 | 21 Skaterigg Drive, Jordanhill, Glasgow, G13 1SR |
| WEBSTER, Alan Watt RESIGNED | Director | 13 Jun 2002 | 15 Jul 2014 | Scotland | August 1949 | Strathconon, 111 Drymen Road, Bearsden, Glasgow, G61 3RR |