| SEMPERIAN SECRETARIAT SERVICES LIMITED ACTIVE | Secretary | 21 Jun 2007 | | | | 4th Floor, 1 Gresham Street, London, EC2V 7BX, United Kingdom |
| LITTLE, Richard Geoffrey, Mr. ACTIVE | Director | 02 Feb 2021 | | England | October 1979 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| NORTH, Daniel Geoffrey ACTIVE | Director | 22 Sep 2022 | | England | April 1988 | Exchange Tower, 19 Canning Street, Edinburgh, EH3 8EH, United Kingdom |
| RITCHIE, Alan Campbell ACTIVE | Director | 03 Feb 2014 | | United Kingdom | April 1967 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| BLACK, Lysanne Jane Warren RESIGNED | Secretary | 31 Mar 1998 | 01 Sep 2000 | | | 6 Belgrave Crescent, Edinburgh, EH4 3AQ |
| EDWARDS, Laurence John RESIGNED | Secretary | 01 Mar 2006 | 21 Jun 2007 | | | 4 Margaret Rose Loan, Edinburgh, Midlothian, EH10 7EQ |
| MACRAE, Alistair Ian RESIGNED | Secretary | 01 Sep 2000 | 01 Mar 2006 | | | 32 The Steils, Edinburgh, Midlothian, EH10 5XD |
| HBJ SECRETARIAL LIMITED RESIGNED | Nominee Secretary | 02 Feb 1998 | 31 Mar 1998 | | | 19 Ainslie Place, Edinburgh, EH3 6AU |
| ATKINS, Louise RESIGNED | Director | 01 Nov 2014 | 17 Apr 2018 | United Kingdom | November 1977 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| BIRCH, Alan Edward RESIGNED | Director | 21 Jun 2007 | 03 Feb 2014 | United Kingdom | March 1970 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| BRADLEY, Pauline Anne RESIGNED | Director | 31 Mar 1998 | 01 Jun 2001 | | June 1961 | Spruce Tree House, By Gleneagles, Auchterarder, Perthshire, PH4 1RG |
| BROWN, Gary Nelson Robert Honeyman RESIGNED | Director | 01 Apr 2019 | 21 Nov 2019 | Scotland | August 1975 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| CONLON, David George RESIGNED | Director | 21 Jun 2007 | 30 Jan 2009 | | March 1978 | Flat 49 Eagle Wharf, Borough High Street, London, SE1 1LZ |
| CROSSAN, William Murray RESIGNED | Director | 07 Dec 1998 | 27 Apr 1999 | | February 1952 | Langhills East Whim Road, Gullane, East Lothian, EH31 2BD |
| DARLING, Andrew David RESIGNED | Director | 04 Jun 2001 | 29 Jan 2004 | | December 1961 | 4 Grange Knowe, Linlithgow, West Lothian, EH49 7HX |
| DONN, Michael Andrew RESIGNED | Director | 02 May 2006 | 21 Jun 2007 | United Kingdom | February 1972 | 38, Rosslyn Crescent, Edinburgh, Midlothian, EH6 5AX |
| FRENCH, Desmond Mark RESIGNED | Director | 21 Nov 2019 | 02 Feb 2021 | Scotland | July 1975 | 1, Atlantic Quay, 1 Robertson Street, Glasgow, Scotland, G2 8JB, Scotland |
| GRANT, Philip Robert RESIGNED | Director | 04 Jun 2001 | 16 Dec 2003 | | January 1966 | 40 Lumsdaine Drive, Dalgety Bay, Fife, KY11 9YU |
| KERSHAW, Andrew Richard RESIGNED | Director | 20 Jun 2014 | 01 Nov 2014 | England | April 1965 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| MCLELLAN, Kenneth Andrew RESIGNED | Director | 30 Jan 2009 | 31 Mar 2019 | Scotland | November 1961 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| PURVES, James Mclean RESIGNED | Director | 09 Apr 1998 | 11 Dec 1998 | | December 1944 | 79 Camus Avenue, Edinburgh, EH10 6QY |
| SMITH, Martin Timothy RESIGNED | Director | 16 Dec 2003 | 21 Jun 2007 | Scotland | January 1967 | 9 Carlingnose Point, North Queensferry, KY11 1ER |
| TENNANT, Andrew Leslie RESIGNED | Director | 29 Jan 2004 | 02 May 2006 | Scotland | March 1958 | Rowardennan, 5 Campbell Drive, Bearsden, Glasgow, Strathclyde, G61 4NF |
| HENDERSON BOYD JACKSON LIMITED RESIGNED | Nominee Director | 02 Feb 1998 | 31 Mar 1998 | | | 19 Ainslie Place, Edinburgh, EH3 6AU |