| SHANKEY, Rosemary Eva ACTIVE | Secretary | 27 Jun 2025 | | | | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| BAILEY, Timothy George William ACTIVE | Director | 13 Jun 2024 | | Scotland | January 1973 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| BLAKE, Damer Peter, Professor ACTIVE | Director | 13 Jun 2024 | | England | May 1976 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| BROOKES-WADE, Sharon Maree, Professor ACTIVE | Director | 13 Jun 2024 | | United Kingdom | April 1964 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| FORDE, Taya Linden, Dr ACTIVE | Director | 08 Dec 2022 | | Scotland | March 1984 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| GRAY, William Gerald ACTIVE | Director | 05 Mar 2026 | | Scotland | September 1959 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| LENNOX, Robert Allan ACTIVE | Director | 08 Sep 2022 | | Scotland | April 1954 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| MORTON, Samuel Hamilton ACTIVE | Director | 07 Dec 2017 | | United Kingdom | June 1958 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| ROWELL, Katherine Ann ACTIVE | Director | 13 Jun 2024 | | Scotland | June 1972 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| BURNETT, Colin Neil RESIGNED | Secretary | 08 Jun 2017 | 27 Jun 2025 | | | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| RABY, Mairi RESIGNED | Secretary | 10 Feb 1998 | 28 Mar 2002 | | | 50 West Ferryfield, Edinburgh, Midlothian, EH5 2PU |
| RITSON, Isabell Robertson RESIGNED | Secretary | 29 Mar 1995 | 17 Mar 1997 | | | 46 Newbattle Abbey Crescent, Dalkeith, Midlothian, EH22 3LN |
| SCOTT, Kevin James RESIGNED | Secretary | 17 Mar 1997 | 10 Feb 1998 | | | 2 Deanfoot Drive, West Linton, Peeblesshire, EH46 7JF |
| VANDEPEEAR, Fiona RESIGNED | Secretary | 19 Mar 2002 | 08 Jun 2017 | | | 4 Pentland Grove, Edinburgh, EH10 6NR |
| TM COMPANY SERVICES LIMITED RESIGNED | Secretary | 01 Mar 1994 | 29 Mar 1995 | | | Edinburgh Quay, 133 Fountainbridge, Edinburgh, Midlothian, EH3 9AG |
| ARMOUR, James RESIGNED | Director | 05 Nov 1997 | 06 Sep 2006 | | September 1929 | Mokoia 11 Crosbie Road, Troon, Ayrshire, KA10 6HE |
| BELL, John Carnegie RESIGNED | Director | 05 Dec 2012 | 08 Sep 2022 | United Kingdom | March 1952 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| BIGGAR, Donald James RESIGNED | Director | 07 May 1997 | 05 May 1998 | Scotland | July 1952 | Chapelton, Castle Douglas, Dumfries And Galloway, DG7 3ET |
| BIGGAR, Walter Andrew RESIGNED | Director | 01 Mar 1994 | 06 Aug 1996 | | March 1915 | Magdalene Hall, St. Boswells, Roxburghshire, TD6 0EB |
| CALMAN, Kenneth Charles, Sir RESIGNED | Director | 06 Dec 2006 | 30 Jun 2008 | Scotland | December 1941 | 57 Kelvin Court, Glasgow, G12 OAG |
| DEVANEY, Eileen, Professor RESIGNED | Director | 08 Sep 2004 | 08 Sep 2016 | Scotland | December 1953 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| DIEUZY-LABAYE, Isabelle, Dr RESIGNED | Director | 08 Sep 2016 | 08 Sep 2022 | France | October 1961 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| DONALDSON, Alexander Ivan, Professor RESIGNED | Director | 06 Dec 2006 | 05 Sep 2012 | England | July 1942 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| DUNCAN MILLAR, Ian RESIGNED | Director | 04 Sep 2002 | 05 Sep 2012 | Scotland | June 1951 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| ELLIOTT, Richard Michael, Professor RESIGNED | Director | 05 Dec 2012 | 04 Dec 2014 | Scotland | February 1954 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| FELL, Fiona Catherine RESIGNED | Director | 03 Nov 1998 | 05 Sep 2007 | United Kingdom | September 1962 | West Fleetham, Chathill, Northumberland, NE67 5JT |
| HOLMES, Peter Henry, Professor RESIGNED | Director | 05 Dec 2012 | 08 Sep 2022 | Scotland | June 1942 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| HOPKINS, David William, Professor RESIGNED | Director | 05 Mar 2015 | 07 Mar 2024 | Scotland | March 1963 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| IZAT, Alexander John Rennie RESIGNED | Director | 01 Mar 1994 | 04 Sep 2002 | England | July 1932 | High, Cocklaw, Berwick-Upon-Tweed, TD15 1UZ |
| JARRETT, James Oswald, Professor RESIGNED | Director | 26 Jul 1995 | 07 Sep 2005 | | March 1940 | 4 Drumclog Avenue, Milngavie, Glasgow, G62 8NA |
| JEFFREY, John RESIGNED | Director | 08 Sep 2004 | 08 Dec 2011 | United Kingdom | March 1959 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| KINNAIRD, John RESIGNED | Director | 11 Jun 2008 | 07 Sep 2017 | Scotland | April 1950 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| LIVESEY, Kathleen Mary RESIGNED | Director | 07 Dec 2017 | 15 Feb 2022 | Scotland | March 1962 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| MASKELL, Duncan John, Professor RESIGNED | Director | 06 Dec 2006 | 24 Aug 2015 | England | May 1961 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| MCBEATH, David George RESIGNED | Director | 27 May 1994 | 06 Aug 1996 | | October 1946 | Cookes Close, 21 Cattle End, Silverstone, Northamptonshire, NN12 8UX |
| MILLER, Nigel Alexander RESIGNED | Director | 05 Mar 2015 | 07 Mar 2024 | Scotland | November 1954 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| MILNE, John Charles, Professor RESIGNED | Director | 03 Sep 2020 | 25 Jan 2024 | Scotland | June 1961 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| MILNE, John Charles, Professor RESIGNED | Director | 09 Sep 2009 | 30 Jun 2014 | Scotland | June 1961 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| PENNINGTON, Thomas Hugh, Professor RESIGNED | Director | 04 Dec 2002 | 13 Apr 2006 | United Kingdom | April 1937 | 13 Carlton Place, Aberdeen, AB15 4BR |
| RICHARDS, Katherine Anne, Dr RESIGNED | Director | 08 Sep 2022 | 03 Sep 2026 | England | October 1962 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| RICHARDS, Randolph Harvey, Professor RESIGNED | Director | 05 Mar 2003 | 05 Sep 2012 | Scotland | March 1948 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| ROSS, John Alexander RESIGNED | Director | 03 Jul 1995 | 08 Sep 2004 | Scotland | February 1945 | Upper Dinvin Farmhouse, Portpatrick, Stranraer, Dumfries & Galloway, DG9 8TL |
| RUSSELL, Alastair Muir, Sir RESIGNED | Director | 03 Sep 2020 | 03 Sep 2026 | Scotland | January 1949 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| RUSSELL, Alastair Muir, Sir RESIGNED | Director | 09 Sep 2009 | 06 Sep 2018 | Scotland | January 1949 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| SORRIE, Rosemary Helen RESIGNED | Director | 03 Jul 1995 | 11 May 1999 | | June 1955 | Highclere, Blackhall Road, Inverurie, AB51 9JH |
| STEWART, William Duncan Paterson, Sir RESIGNED | Director | 19 Aug 1998 | 01 Aug 2002 | | June 1935 | 45 Fairfield Road, Broughty Ferry, Dundee, DD5 1PL |
| STOBO, James RESIGNED | Director | 01 Mar 1994 | 29 Aug 1997 | Gb-Sct | December 1934 | Knapdene House, Nabdean, Berwick Upon Tweed, TD15 1SZ |
| SUTHERLAND, Ian Hutchison RESIGNED | Director | 11 May 1999 | 05 Sep 2007 | | March 1931 | 10 Mair End, Aberlady, East Lothian, EH32 0UG |
| TREES, Alexander John, Lord RESIGNED | Director | 09 Dec 2011 | 03 Sep 2020 | United Kingdom | June 1946 | Moredun Research Institute, Bush Loan, Penicuik, Midlothian, EH26 0PZ, United Kingdom |
| WAKELIN, Derek, Professor RESIGNED | Director | 27 May 1994 | 03 Sep 2003 | | January 1939 | Hillview Barn, Oxenton, Gloucestershire, GL52 4SE |
| WILLIAMS, Diana Jane Lloyd, Professor RESIGNED | Director | 08 Sep 2016 | 07 Mar 2024 | United Kingdom | April 1958 | Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ |
| WILSON, James Taylor RESIGNED | Director | 27 May 1994 | 04 May 2000 | Scotland | July 1942 | Barnyards Farm, Mintlaw, Peterhead, Aberdeenshire, AB42 8BY |