| SEMPERIAN SECRETARIAT SERVICES LIMITED ACTIVE | Secretary | 01 Apr 2011 | | | | 4th Floor, 1 Gresham Street, London, EC2V 7BX, United Kingdom |
| LAING, Frank David ACTIVE | Director | 19 Jan 2024 | | Scotland | July 1987 | 1, George Street, Edinburgh, EH2 2LL, Scotland |
| LILLEY, Sarah Elizabeth ACTIVE | Director | 12 Oct 2021 | | England | July 1983 | Parkwood Project Management, Attwood House, John Comyn Drive, Worcester, WR3 7NS, United Kingdom |
| LITTLE, Richard Geoffrey, Mr. ACTIVE | Director | 19 Jun 2019 | | England | October 1979 | Ninth Floor, One Redcliff Street, Bristol, BS1 6NP, United Kingdom |
| MCLURE, Cameron Hannah ACTIVE | Director | 31 Dec 2024 | | Scotland | October 1994 | 1, George Street, Edinburgh, EH2 2LL, Scotland |
| RAE, Neil, Mr. ACTIVE | Director | 04 Jun 2009 | | United Kingdom | October 1971 | Ninth Floor, One Redcliff Street, Bristol, BS1 6NP, United Kingdom |
| BOOKER, Sarah Louise RESIGNED | Secretary | 04 Nov 2005 | 01 Apr 2011 | | | 2 Shepherds Avenue, Bowgreave, Garstang, Lancashire, PR3 1TE |
| BREMNER, Alexander George RESIGNED | Secretary | 06 Apr 2002 | 03 Jul 2002 | | | 3, Inch Avenue, Aberdour, Burntisland, Fife, KY3 0TF |
| MACKINNON, Iain Lachlan RESIGNED | Secretary | 03 Jul 2002 | 30 Aug 2002 | | | 1 Hermitage Drive, Edinburgh, EH10 6DE |
| SMYTH, Pamela June RESIGNED | Secretary | 30 Aug 2002 | 04 Nov 2005 | | | Hillside House, Ecclesmachan, Broxburn, West Lothian, EH52 6NG |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Secretary | 06 Feb 2002 | 06 Apr 2002 | | | 26, Church Street, London, NW8 8EP |
| AMIN, Mohammed Sameer RESIGNED | Director | 15 May 2002 | 20 Oct 2004 | England | December 1973 | 28 Talbot Road, Basement Flat, London, W2 5LJ |
| BALFOUR, Ion Bruce RESIGNED | Director | 01 Nov 2013 | 31 Oct 2014 | United Kingdom | December 1963 | Swip Infrastructure Funds, 33 Old Broad Street, London, EC2N 1HZ, United Kingdom |
| BAXTER, Mark RESIGNED | Director | 07 Jun 2004 | 04 Nov 2005 | | March 1972 | 65 Morton Street, Edinburgh, EH15 2HZ |
| BLUNDELL, Christopher John RESIGNED | Director | 02 Apr 2013 | 01 Apr 2017 | England | December 1966 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| BOOKER, Sarah Louise RESIGNED | Director | 26 Feb 2010 | 26 Feb 2010 | England | November 1972 | 2, Shepherds Avenue, Bowgreave, Garstang, Lancashire, PR3 1TE |
| BOOKER, Sarah Louise RESIGNED | Director | 26 Feb 2010 | 05 May 2011 | England | November 1972 | 2, Shepherds Avenue, Bowgreave, Garstang, Lancashire, PR3 1TE |
| BREMNER, Alexander George RESIGNED | Director | 07 Jul 2010 | 31 Jul 2013 | Scotland | September 1954 | 3, Inch Avenue, Aberdour, Burntisland, Fife, KY3 0TF |
| BREMNER, Alexander George RESIGNED | Director | 06 Apr 2002 | 07 Jun 2004 | Scotland | September 1954 | 3, Inch Avenue, Aberdour, Burntisland, Fife, KY3 0TF |
| CAMPBELL, Scott Duncan RESIGNED | Director | 26 Mar 2003 | 25 Jul 2003 | | November 1974 | 6 Deane Close, Powick, Worcester, WR2 4QL |
| CLEAR, Kim Michele RESIGNED | Director | 22 May 2008 | 31 Mar 2013 | United Kingdom | March 1975 | 34 Chalkdown, Luton, Bedfordshire, LU2 7FH |
| COHEN, Gershon Daniel RESIGNED | Director | 31 Jan 2024 | 31 Dec 2024 | United Kingdom | June 1964 | 280, Bishopsgate, London, EC2M 4AG, United Kingdom |
| DAVIES, Mark Gordon RESIGNED | Director | 06 Apr 2002 | 26 Mar 2003 | England | December 1970 | 16 Solent Place, Evesham, Worcestershire, WR11 6FB |
| GETHIN, Ian Richard RESIGNED | Director | 04 Nov 2005 | 02 Apr 2013 | England | November 1971 | 4 Kingdon Road, London, NW6 1PH |
| GILLESPIE, Kenneth William RESIGNED | Director | 25 Apr 2005 | 01 Apr 2008 | Scotland | June 1961 | 7 Shaws Crescent, Milton Bridge, Midlothian, EH26 0RE |
| HILL, Karen Marie RESIGNED | Director | 22 Sep 2011 | 10 Feb 2021 | England | June 1977 | 33, Old Broad Street, London, EC2N 1HZ, United Kingdom |
| HILL, Karen Marie RESIGNED | Director | 24 Sep 2009 | 07 Jul 2010 | England | June 1977 | 113, Durham Road, East Finchley, London, N2 9DR, United Kingdom |
| HUTT, Graham John RESIGNED | Director | 25 Jul 2003 | 29 Oct 2004 | United Kingdom | June 1954 | Highbury 3 Eltric Road, Worcester, Worcestershire, WR3 7NU |
| LIGHTFOOT, Jeremy RESIGNED | Director | 29 Oct 2004 | 26 Feb 2010 | England | February 1973 | 135 Windsor Road, Pitstone, Buckinghamshire, LU7 9GG |
| LILLEY, Sarah Elizabeth RESIGNED | Director | 03 May 2019 | 12 Oct 2021 | England | July 1983 | Parkwood Project Management, Attwood House, John Comyn Drive, Worcester, WR3 7NS, United Kingdom |
| LINDESAY, David Francis RESIGNED | Director | 01 Apr 2017 | 19 Jun 2019 | United Kingdom | January 1960 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| MACDONALD, Iain Allan RESIGNED | Director | 06 Apr 2002 | 25 May 2005 | | January 1961 | 20 Trout Road, Haslemere, Surrey, GU27 1RD |
| MCEWAN, Michael William RESIGNED | Director | 15 May 2002 | 03 Jul 2002 | | February 1968 | 47 Comely Bank Place, Edinburgh, EH4 1ER |
| MCVEY, Philip RESIGNED | Director | 03 Jul 2002 | 04 Nov 2005 | | March 1960 | 57 Cypress Glade, Adambrae Parks, Livingston, West Lothian, EH54 9JH |
| RYAN, Terence RESIGNED | Director | 07 Jun 2021 | 31 Jan 2024 | United Kingdom | March 1957 | Third Floor, Broad Quay House, Prince Street, Bristol, BS1 4DJ, United Kingdom |
| SCOTT, Alan RESIGNED | Director | 07 Jun 2004 | 04 Nov 2005 | | May 1966 | 23 Strathalmond Road, Edinburgh, EH4 8HP |
| SMITH, Martin Timothy RESIGNED | Director | 31 Oct 2014 | 19 Jan 2024 | Scotland | January 1967 | 6, St Andrew Square, Edinburgh, EH2 2AH, United Kingdom |
| SMITH, Martin Timothy RESIGNED | Director | 20 Oct 2004 | 24 Sep 2009 | Scotland | January 1967 | 9 Carlingnose Point, North Queensferry, KY11 1ER |
| SWINBURN, David Glyn RESIGNED | Director | 05 May 2011 | 12 Oct 2021 | United Kingdom | February 1954 | Parkwood Consultancy Services, Atherstone Barns, Alscot Estate Atherstone On Stour, Stratford Upon Avon, Warwickshire, CV37 8NE, United Kingdom |
| WONG, Ivan Hong Yee RESIGNED | Director | 24 Sep 2009 | 22 Sep 2011 | Scotland | November 1979 | 20/3 Hopetoun Crescent, Edinburgh, Midlothian, EH7 4AY |
| INSTANT COMPANIES LIMITED RESIGNED | Nominee Director | 06 Feb 2002 | 06 Apr 2002 | | | 1, Mitchell Lane, Bristol, Avon, BS1 6BU |