| NURSE, Michelle ACTIVE | Secretary | 08 Nov 2021 | | | | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| BENNETT, Elliot James ACTIVE | Director | 21 Nov 2023 | | England | October 1976 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| WEEKS, Thomas William ACTIVE | Director | 23 Nov 2023 | | United Kingdom | June 1978 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| ADAMS, Deborah Clair RESIGNED | Secretary | 04 Jul 1991 | 10 Feb 1995 | | | 44 Comely Bank Street, Edinburgh, EH4 1BB |
| MORRISON, Audrey RESIGNED | Secretary | 20 Mar 2006 | 31 Jul 2008 | | | 20 Bliss Avenue, Shefford, Bedfordshire, SG17 5SF |
| PATERSON BROWN, Ian John RESIGNED | Secretary | 10 Feb 1995 | 01 Jul 2002 | | | No 3 The Green, Millgate, Balerno, Midlothian, EH14 7LD |
| TONKIN, William Marrack RESIGNED | Secretary | 01 Jul 2002 | 13 Sep 2016 | | | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| YOUNG, Gordon Russell RESIGNED | Secretary | | 04 Jul 1991 | | | 89 Woodfield Park, Edinburgh, EH13 0RA |
| YOUNG, Paula RESIGNED | Secretary | 13 Sep 2016 | 08 Nov 2021 | | | 95, Queen Victoria Street, London, EC4V 4HG, England |
| ANDERSON, James RESIGNED | Director | 24 Aug 1990 | 01 Jan 1995 | | January 1952 | Flat 7a, Block 1 Grand Garden, 61 South Bay Road, Hong Kong |
| ARTHUR, Peter Alistair Kennedy RESIGNED | Director | 03 Dec 1999 | 11 Oct 2004 | | June 1956 | Mansefield 70 Craighall Road, Edinburgh, EH6 4RG |
| BACK, Kenneth John RESIGNED | Director | 29 Jul 1999 | 11 Oct 2004 | | December 1955 | 18 Home Park Road, Wimbledon, London, SW19 7HN |
| BEDELL-PEARCE, Keith Leonard RESIGNED | Director | 18 Dec 2002 | 07 May 2014 | United Kingdom | March 1946 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| BELMONT, Michael Jeremy Kindersley RESIGNED | Director | | 01 Sep 1995 | | February 1930 | 52e Warwick Square, London, SW1V 2AJ |
| BRAMSON, Edward John RESIGNED | Director | 03 Feb 2011 | 22 Aug 2013 | United States | March 1951 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| BRINDLE, Ian RESIGNED | Director | 03 Feb 2011 | 10 May 2013 | England | August 1943 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| CARSWELL, Richard Ian Edward RESIGNED | Director | | 21 Sep 1990 | | November 1945 | 3 Ainslie Place, Edinburgh, Midlothian, EH3 6AR |
| CARTER, Howard RESIGNED | Director | 17 Feb 1998 | 16 May 2006 | | September 1951 | Apartment 39, 36 Chapter Street, London, SW1P 4NS |
| COOPER, Barry Merritt RESIGNED | Director | 07 May 2014 | 21 May 2019 | Canada | June 1944 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| CRITICOS, Nick RESIGNED | Director | 01 Jul 2002 | 11 Oct 2004 | United Kingdom | December 1958 | 162 Mozart Terrace, Ebury Street, London, SW1W 8UP |
| DE BEUS, Dick Johan RESIGNED | Director | 11 Oct 2004 | 07 May 2009 | | November 1946 | Nachtegaal 79, 3962 Tk, Wijk Bij Duurstede, The Netherlands |
| DE SALABERRY, Pascal D'Irumberry RESIGNED | Director | | 30 Aug 1991 | | November 1941 | 8 Great Stuart Street, Edinburgh, EH3 6AW |
| GRAY, David Mclaren RESIGNED | Director | 25 May 1999 | 10 May 2007 | Scotland | November 1951 | Dykeneuk, Butterstone, Dunkeld, Perthshire, PH8 0HA |
| GRISAY, Alain Leopold RESIGNED | Director | 11 Oct 2004 | 09 May 2012 | United Kingdom | April 1954 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| HAMMOND CHAMBERS, Robert Alexander RESIGNED | Director | | 31 Dec 1991 | United Kingdom | October 1942 | 3 Liberton Tower Lane, Edinburgh, Midlothian, EH16 6TQ |
| HEYWOOD, John Axson RESIGNED | Director | 11 Oct 2004 | 13 May 2008 | United Kingdom | December 1937 | 1 Midland Court, Central Park, Lutterworth, Leicestershire, LE17 4PN |
| HOOK, Colin Peter RESIGNED | Director | 17 Oct 1994 | 03 Feb 1997 | | March 1942 | 18 Nelson Street, Edinburgh, EH3 6LG |
| INGLIS, Kenneth William Ballard RESIGNED | Director | 25 May 1999 | 26 Apr 2005 | | December 1943 | Mill End Dairy Farm, Clavering, Saffron Walden, Essex, CB11 4RR |
| JACKSON, Michaela Caroline RESIGNED | Director | 08 Nov 2021 | 21 Nov 2023 | England | June 1980 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| JEMMETT, Christopher Martin RESIGNED | Director | 17 Feb 1998 | 10 May 2007 | | October 1936 | Kiln Field, Puttenham Guildford, Surrey, GU3 1AP |
| JENKINS, Robert Warren RESIGNED | Director | 11 Oct 2004 | 07 May 2009 | United Kingdom | January 1951 | 16 Castellain Road, London, W9 1EZ |
| JONES, Keith RESIGNED | Director | 24 Nov 2011 | 07 May 2014 | England | November 1952 | 15, Downside Crescent, London, London, NW3 2AN, United Kingdom |
| JONES, Peter Derek RESIGNED | Director | 17 Feb 1998 | 30 Sep 2000 | United Kingdom | December 1941 | 13 Vincent Square, London, SW1P 2LX |
| KINLOCH, David Oliphant, Sir RESIGNED | Director | 01 Sep 1994 | 11 Oct 2004 | | January 1942 | 29 Walpole Street, London, SW3 4QS |
| LARCOMBE, Brian Paul RESIGNED | Director | 24 Jan 2005 | 03 Feb 2011 | | August 1953 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| LOGAN, David RESIGNED | Director | 31 Jul 2006 | 21 Nov 2023 | England | May 1969 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| MACANDREW, Nicholas Rupert RESIGNED | Director | 10 May 2007 | 03 Feb 2011 | United Kingdom | February 1947 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| MACLENNAN, Graeme Andrew Yule RESIGNED | Director | | 31 May 1990 | | August 1942 | 12/5 Rocheid Park, Edinburgh, EH4 1RU |
| MATTHEWS, Trevor John RESIGNED | Director | 15 Aug 2008 | 03 Jul 2009 | United Kingdom | March 1952 | Prospect House, 71 Strand On The Green, London, W4 3PF |
| MCFARLANE, Alan RESIGNED | Director | 24 Aug 1990 | 31 Dec 1992 | | August 1956 | 6 Granville Road, Sevenoaks, Kent, TN13 1ER |
| MCINERNEY, Barry Sean RESIGNED | Director | 07 May 2014 | 03 May 2016 | United States | September 1963 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| MCPHERSON, Karen Margaret RESIGNED | Director | 11 Oct 2004 | 07 Nov 2006 | England | October 1951 | 61 Devonshire Road, Chiswick, London, W4 2HU |
| MEDLOCK, Jeffrey RESIGNED | Director | 11 Oct 2004 | 10 May 2013 | England | October 1940 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| MELVILLE, Nigel Edward RESIGNED | Director | 08 Sep 1997 | 17 Feb 1998 | | June 1945 | 9 Royal Crescent, London, W11 4SL |
| MITCHEM, Kristi Lynne RESIGNED | Director | 22 May 2019 | 08 Nov 2021 | United States | June 1970 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| MOHAMMED, Joan Z, Ms. RESIGNED | Director | 02 Aug 2016 | 08 Nov 2021 | United States | July 1961 | 100, King Street West, 43rd Floor, Toronto, Ontario, M5x 1a1, Canada |
| MONTAGUE, Adrian Alastair, Sir RESIGNED | Director | 27 Nov 2007 | 03 Jul 2009 | United Kingdom | February 1948 | British Energy, Gso Business Park, East Kilbride, G74 5PG |
| MOORE, Philip Wynford RESIGNED | Director | 24 Jan 2005 | 27 Nov 2007 | England | January 1960 | 17 Camlet Way, Hadley Wood, Barnet, EN4 0LH |
| MUCKART, Richard Davidson RESIGNED | Director | 01 Jan 1994 | 01 Jan 1995 | Scotland | September 1950 | Marchmont 22 March Street, Peebles, Peeblesshire, EH45 8EP |
| MUNRO, Allan RESIGNED | Director | | 25 May 1999 | United Kingdom | September 1947 | Gothic House, 24 York Road, Edinburgh, Midlothian, EH5 3EH |
| MUSSON, Geoffrey Charles RESIGNED | Director | | 16 Jan 1991 | | July 1942 | Orchard Grove Bolter End Common, Lane End, High Wycombe, Bucks, HP14 3LU |
| NEILLY, Gordon Joseph RESIGNED | Director | 03 May 1990 | 31 Jan 1997 | | July 1960 | 14 Sarazen Green, Deer Park, Livingston, West Lothian, EH54 8SZ |
| NEWBIGGING, David Kennedy, Sir RESIGNED | Director | | 01 Sep 1995 | England | January 1934 | 119 Old Church Street, Chelsea, London, SW3 6EA |
| NICHOL, David Brett RESIGNED | Director | | 31 Dec 1992 | Scotland | April 1945 | Rossie, Forgandenny, Perthshire, PH2 9EH |
| O'NEILL, Derham Charles RESIGNED | Director | 03 Feb 2011 | 07 May 2014 | United Kingdom | July 1943 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| OUELLETTE, Gilles Gerard RESIGNED | Director | 07 May 2014 | 08 Nov 2021 | Canada | October 1947 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| PATERSON BROWN, Ian John RESIGNED | Director | 01 Jul 2002 | 16 May 2006 | United Kingdom | January 1954 | No 3 The Green, Millgate, Balerno, Midlothian, EH14 7LD |
| PATERSON BROWN, Ian John RESIGNED | Director | 24 Aug 1990 | 01 Jan 1995 | United Kingdom | January 1954 | No 3 The Green, Millgate, Balerno, Midlothian, EH14 7LD |
| PERCY, Keith Edward RESIGNED | Director | 22 Nov 2011 | 07 May 2014 | United Kingdom | January 1945 | Mansard, 57 Alderton Hill, Loughton, Essex, IG10 3JD, United Kingdom |
| PORTER, Charles Benedict RESIGNED | Director | 10 May 2013 | 21 Nov 2023 | Italy | September 1960 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| POYNTER, Kieran Charles RESIGNED | Director | 23 Dec 2021 | 21 Nov 2023 | England | August 1950 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| POYNTER, Kieran Charles RESIGNED | Director | 01 Jun 2009 | 08 Nov 2021 | United Kingdom | August 1950 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| RAMSAY, Richard RESIGNED | Director | 10 May 1993 | 01 Jan 1995 | | January 1950 | The Little Priory Sandy Lane, South Nutfield, Surrey, RH1 4EJ |
| RING, Nicholas John RESIGNED | Director | 08 Nov 2021 | 21 Nov 2023 | England | October 1965 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| ROGGEMANN, Gerhard Boeries Karl RESIGNED | Director | 19 Jun 2007 | 03 May 2011 | | January 1948 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| ROSS, David Thomas Mcleod RESIGNED | Director | | 18 Apr 1990 | | June 1949 | 40 Greenhill Gardens, Edinburgh, Midlothian, EH10 4BJ |
| ROUGHEAD, Ann Lindsay RESIGNED | Director | 24 May 2023 | 21 Nov 2023 | England | September 1962 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| RUSHBROOK, Ian Frank RESIGNED | Director | | 25 May 1999 | | May 1940 | 103 Queensferry Road, Edinburgh, EH4 3HN |
| SACK, Ruth Alexandra RESIGNED | Director | 07 Jun 2013 | 21 Nov 2023 | England | January 1958 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| SANJANA, Barry Firoz RESIGNED | Director | 22 Aug 2001 | 28 Jun 2002 | | September 1955 | 26 Saint James Road, Tunbridge Wells, Kent, TN1 2JZ |
| SATCHELL, Keith RESIGNED | Director | 17 Feb 1998 | 01 Jan 2007 | | June 1951 | 54 The Panoramic, 152 Grosvenor Road, London, SW1V 3JL |
| SILGARDO, Rajiv Rai RESIGNED | Director | 07 May 2014 | 31 Jul 2016 | Canada | October 1957 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| SMART, James Ramsay RESIGNED | Director | 01 Jan 2007 | 15 Aug 2008 | | March 1960 | D90, 1 Thane Road West, Nottingham, NG90 1BS |
| SMITH, William Kenneth Spinney RESIGNED | Director | 07 May 2014 | 08 Nov 2021 | United Kingdom | July 1959 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| STUBBS, John RESIGNED | Director | 24 Apr 1995 | 03 Sep 2001 | | May 1944 | 44 Hurst Road, Hassocks, West Sussex, BN6 9NL |
| SWEETLAND, Brian William RESIGNED | Director | 17 Feb 1998 | 24 Jan 2005 | Uk | April 1945 | Wynstone, Comptons Brow Lane, Horsham, West Sussex, RH13 6BX |
| TALBUT, Robert Edwin RESIGNED | Director | 01 Jul 2002 | 11 Oct 2004 | England | November 1960 | 13 Shardelow Avenue, Beaulieu Park, Chelmsford, Essex, CM1 6BG |
| TYNDALL, Mark Robert John RESIGNED | Director | 24 Aug 1990 | 01 Jan 1995 | | March 1958 | Belhaven House, Belhaven, Dunbar, EH42 1NS |
| WATTS, Richard Adrian RESIGNED | Director | 08 Nov 2021 | 30 Nov 2023 | England | October 1972 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| WILSON, Richard Charles RESIGNED | Director | 04 Dec 2012 | 22 May 2019 | England | June 1966 | 6th Floor, Quartermile 4, 7a Nightingale Way, Edinburgh, EH3 9EG, Scotland |
| WOOD, Keith Hamilton RESIGNED | Director | | 06 Dec 1991 | | June 1935 | Rdi Box 89, Basking Ridge, Nj, FOREIGN, Usa |
| WOODWARD, Michael Trevor RESIGNED | Director | 03 May 1990 | 01 Jan 1995 | | November 1957 | 2 Corrennie Drive, Edinburgh, Midlothian, EH10 6EQ |
| YATES, Roger Philip RESIGNED | Director | 01 Jun 2009 | 11 Dec 2009 | England | April 1957 | Isis Asset Management Plc, 80 George Street, Edinburgh, EH2 3BU |
| YOUNG, Arnold Roger Alexander RESIGNED | Director | 08 Mar 1993 | 28 Feb 1999 | | January 1944 | Lossiehall, Liff, Dundee, DD2 5NJ |