| HAINSWORTH, Robert James ACTIVE | Director | 15 Apr 2025 | | United Kingdom | October 1977 | First Floor, 9 Haymarket Square, Edinburgh, EH3 8RY, Scotland |
| KREMER, Thomas ACTIVE | Director | 30 Jun 2023 | | United States | May 1977 | 10, Moore Drive, Durham, NC 27709, United States |
| KYLE, Kathryn Wright ACTIVE | Director | 15 Apr 2025 | | United States | January 1971 | 531, South Spring Street, Burlington, NC 27215, United States |
| BOYD, Roland Wheatley RESIGNED | Secretary | 18 Jul 2006 | 31 Jan 2012 | | | 171, Bath Road, Slough, SL1 4AA, United Kingdom |
| EBERTS III, Floyd Samuel RESIGNED | Secretary | 01 Sep 2017 | 15 Feb 2019 | | | 531, South Spring Street, Burlington, North Carolina, NC27215, United States |
| LEWIS, Owen RESIGNED | Secretary | 01 Feb 2012 | 01 Sep 2017 | | | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| VAN DER VAART, Sandra Danett RESIGNED | Secretary | 01 Sep 2017 | 15 Apr 2025 | | | 531, South Spring Street, Burlington, North Carolina, NC27215, United States |
| MACLAY MURRAY & SPENS LLP RESIGNED | Nominee Secretary | 10 Jul 2006 | 18 Jul 2006 | | | 151, St. Vincent Street, Glasgow, G2 5NJ |
| MACLAY MURRAY & SPENS LLP RESIGNED | Nominee Secretary | 23 May 2006 | 10 Jul 2006 | | | 151, St. Vincent Street, Glasgow, G2 5NJ |
| BARFIELD, Richard Timothy RESIGNED | Director | 18 Dec 2013 | 01 Sep 2017 | England | July 1957 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| BOYD, Roland Wheatley RESIGNED | Director | 21 Jun 2006 | 31 Oct 2006 | Scotland | May 1956 | 5 Trench Knowe, Edinburgh, Midlothian, EH10 7HL |
| CZURA, Antony Michael RESIGNED | Director | 31 Oct 2006 | 01 Sep 2017 | New Zealand | February 1958 | 21 Macky Avenue, Aukland, New Zealand |
| EBERTS III, Floyd Samuel RESIGNED | Director | 01 Sep 2017 | 15 Feb 2019 | United States | September 1959 | 531, South Spring Street, Burlington, North Carolina, NC27215, United States |
| EISENBERG, Glenn Andrew RESIGNED | Director | 01 Sep 2017 | 15 Apr 2025 | United States | May 1961 | 531, South Spring Street, Burlington, North Carolina, NC27215, United States |
| ESINHART, James Douglas RESIGNED | Director | 18 Dec 2013 | 01 Sep 2017 | Usa | June 1963 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| HUNTER, Ann Jacqueline, Professor RESIGNED | Director | 04 May 2016 | 01 Sep 2017 | England | November 1956 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| JONES, Richard Dennis RESIGNED | Director | 19 Sep 2014 | 01 Sep 2017 | Isle Of Man | December 1965 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| MAIDMENT, Adam RESIGNED | Director | 25 Jan 2010 | 16 Dec 2013 | United Kingdom | December 1973 | 171, Bath Road, Slough, Berkshire, SL1 4AA |
| MATEER, Rianon RESIGNED | Director | 31 Oct 2006 | 01 Jul 2008 | | September 1976 | 2/4 St Stephens Gardens, London, WS 5QX |
| MCDONALD, Ian Andrew RESIGNED | Director | 31 Jan 2012 | 01 Mar 2012 | Scotland | February 1962 | 171, Bath Road, Slough, Berkshire, SL1 4AA, United Kingdom |
| PILNIK, Richard Dal, Mr. RESIGNED | Director | 09 Sep 2015 | 01 Sep 2017 | Usa | March 1957 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| POTTHOFF, John Gary RESIGNED | Director | 13 Nov 2015 | 01 Sep 2017 | Usa | December 1967 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| PRINGLE, Robert RESIGNED | Director | 16 Jul 2018 | 30 Jun 2023 | United Kingdom | February 1964 | First Floor, 9 Haymarket Square, Edinburgh, EH3 8RY, Scotland |
| RUSHTON, Peter James RESIGNED | Director | 01 Jul 2008 | 25 Jan 2010 | | June 1979 | 41, Kensington Park Gardens, Flat 2, London, W11 2QT |
| THISTLETHWAITE, Lee RESIGNED | Director | 06 May 2015 | 01 Sep 2017 | England | July 1948 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| THOMAS, Peter RESIGNED | Director | 19 Sep 2014 | 06 May 2015 | Australia | January 1950 | 15, Quartermile One, Lauriston Place, Edinburgh, EH3 9EP |
| THORNTON, Nicholas John RESIGNED | Director | 21 Jun 2006 | 12 Aug 2016 | Switzerland | July 1961 | 12, Chemin De La Moette, Landecy 1257, Geneva, Switzerland |
| VAN DER VAART, Sandra Danett RESIGNED | Director | 24 Jun 2019 | 15 Apr 2025 | United States | September 1959 | 531, South Spring Street, Burlington, North Carolina, 27215, United States |
| VINDEX LIMITED RESIGNED | Nominee Director | 23 May 2006 | 21 Jun 2006 | | | 151 St Vincent Street, Glasgow, G2 5NJ |
| VINDEX SERVICES LIMITED RESIGNED | Nominee Director | 23 May 2006 | 21 Jun 2006 | | | 151 St Vincent Street, Glasgow, G2 5NJ |