| CHAUDHARY, Tejender Singh ACTIVE | Secretary | 23 May 2018 | | | | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| DOUGLAS, Guy ACTIVE | Director | 03 Jun 2019 | | United Kingdom | August 1981 | 1180, Eskdale Road, Winnersh, Wokingham, Berkshire, RG41 5TU, United States |
| SHATTOCK, Jonathan R. ACTIVE | Director | 30 Nov 2016 | | United Kingdom | March 1964 | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| MARKLEY, William Clyde RESIGNED | Secretary | 13 Dec 2005 | 13 Apr 2011 | | | 2105 Sunnybank Drive, La Canada, Flintridge, California, 91011, United States Of America |
| NORRIS, Michael Timothy RESIGNED | Secretary | 13 Dec 2005 | 23 May 2018 | | | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| UDOVIC, Michael Sean RESIGNED | Secretary | 13 Apr 2011 | 01 Sep 2015 | | | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| JACOBS U.K. LIMITED RESIGNED | Secretary | 08 Jan 1993 | 13 Dec 2005 | | | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX, Scotland |
| ANGUS, Ronald Macdonald RESIGNED | Director | 08 Jan 1993 | 01 Jan 1995 | | October 1934 | 6 Duchess Park, Helensburgh, Dunbartonshire, G84 9PY, Scotland |
| BANKS, David James RESIGNED | Director | 08 Jan 1993 | 01 Jan 1998 | | February 1937 | 69 Partickhill Road, Glasgow, Strathclyde, G11 5AD |
| BERRY, Norman Stevenson Mclean RESIGNED | Director | 08 Jan 1993 | 31 Dec 1993 | Scotland | January 1933 | 2 Fintry Gardens, Glasgow, G61 4RJ |
| BOOTH, Geoffrey RESIGNED | Director | 08 Jan 1993 | 31 Dec 1993 | | November 1933 | 1 Pendragon, Lister Lane, Bradford, West Yorkshire, BD2 4LT |
| BROADFOOT, William John Cameron RESIGNED | Director | 31 Jan 2007 | 25 Oct 2007 | United Kingdom | January 1954 | 43 Viewpark Drive, Burnside, Rutherglen, Glasgow, Lanarkshire, G73 3QE |
| CLARKE, Robert Hugh RESIGNED | Director | 01 Apr 1993 | 30 Jun 2005 | | August 1946 | 7 Grange Close, Goring On Thames, Reading, RG8 9DY |
| CRAIG, Alan Harcourt RESIGNED | Director | 08 Jan 1993 | 30 Jun 2005 | | November 1949 | 31 Broomley Drive, Giffnock, Glasgow, Strathclyde, G46 6PD |
| CUBITT, Mark RESIGNED | Director | 31 Dec 2002 | 31 Jan 2007 | Scotland | January 1963 | Duncraggan House, 34 Airthrey Road, Stirling, FK9 5JS |
| DUFF, Robert Shepherd RESIGNED | Director | 01 Jan 1995 | 30 Jun 2005 | Scotland | September 1959 | 10, Graham Avenue, East Kilbride, G74 4JZ, Scotland |
| ELLIS, David RESIGNED | Director | 05 Sep 2018 | 03 Jun 2019 | United Kingdom | November 1972 | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| FAWCETT, David Fred RESIGNED | Director | 08 Jan 1993 | 30 Jun 2005 | | March 1947 | 7 Mole House, Court Mount Road, Haslemere, Surrey, GU27 2PR |
| JOHNSTON, Thomas Alan RESIGNED | Director | 08 Jan 1993 | 31 Dec 1995 | | March 1935 | 2 Westbourne Drive, Bearsden, Glasgow, Strathclyde, G61 4BD |
| KINDER, Graham RESIGNED | Director | 08 Jan 1993 | 31 Dec 1995 | Scotland | April 1931 | Winbourne, 2a Cairndhu Avenue, Helensburgh, Dunbartonshire, G84 8PW |
| LINDSAY, Cameron Stuart RESIGNED | Director | 01 Jan 1995 | 31 Dec 2002 | | April 1945 | 16 Lodge Road, Knowle, Solihull, West Midlands, B93 0HE |
| MACDONALD, Alexander RESIGNED | Director | 08 Jan 1993 | 30 Jun 2005 | | November 1949 | 20 Balmoral Drive, Bishopton, Renfrewshire, PA7 5HR |
| MASTERTON, Gordon Grier Thomson RESIGNED | Director | 08 Jan 1993 | 30 Jun 2005 | Scotland | June 1954 | Corrievreck, Montrose Terrace, Bridge Of Weir, Renfrewshire, PA11 3DN |
| MILLMORE, James Peter RESIGNED | Director | 08 Jan 1993 | 31 Dec 2002 | United Kingdom | October 1946 | 7 High Standing, Chaldon Common Road, Chaldon, Caterham, Surrey, CR3 5DY |
| MITCHELL, William Gilchrist RESIGNED | Director | 08 Jan 1993 | 22 Dec 2006 | | November 1944 | 1 Henderland Drive, Henderland Gate, Glasgow, G61 1JJ |
| MURRAY, Morris James RESIGNED | Director | 08 Jan 1993 | 30 Jun 2005 | | February 1945 | 2 Peveril Avenue, Burnside Rutherglen, Glasgow, Strathclyde, G73 4RD |
| NOAKES, David John RESIGNED | Director | 01 Apr 1993 | 31 Dec 2004 | | September 1946 | Trevella, Rotten Row, Tutts Clump, Bradfield, RG7 6LG |
| PATERSON, William John RESIGNED | Director | 08 Jan 1993 | 31 Dec 1998 | | July 1941 | 6 Prospect Road, Dullatur, Glasgow, Dunbartonshire, G68 0AN |
| PERFECT, Henry George RESIGNED | Director | 08 Jan 1993 | 31 Dec 2002 | Scotland | March 1944 | 15 Thorn Road, Bearsden, Glasgow, G61 4BS |
| POWER, Leon Anthony RESIGNED | Director | 12 Nov 2007 | 05 Dec 2016 | Ireland | June 1958 | 95 Bothwell Street, Glasgow, Strathclyde, G2 7HX |
| SMITH, Gary RESIGNED | Director | 01 Jan 1994 | 31 Dec 2004 | | December 1944 | Royd House, 47 Brookfoot Lane, Southowram, Halifax, West Yorkshire, HX3 9SX |
| WINGFIELD, Patrick William RESIGNED | Director | 01 Apr 1993 | 31 Dec 2004 | | May 1947 | 3 Tanners Close, Burghfield Common, Reading, Berkshire, RG7 3JQ |