| MACRURY, Sarah Marion ACTIVE | Secretary | 08 Jul 2024 | | | | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| ANGUS, Grant Rae ACTIVE | Director | 31 Aug 2024 | | Scotland | July 1970 | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| DAGLEISH, Keith Gordon ACTIVE | Director | 23 May 2025 | | Scotland | May 1972 | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| FELLOWES, Colin RESIGNED | Secretary | 26 Mar 1994 | 16 Jun 2009 | | | 9 Thistlewood Drive, Summerfields, Wilmslow, Cheshire, SK9 2RF |
| FIDLER, Christopher Laskey RESIGNED | Secretary | 01 Apr 2000 | 22 Jul 2016 | | | 66, Marlborough Avenue, Cheadle Hulme, Cheshire, SK8 7AW |
| JONES, Iain Angus RESIGNED | Secretary | 16 Feb 2018 | 12 Jun 2024 | | | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| MORRELL, Helen RESIGNED | Secretary | 22 Jul 2016 | 22 Feb 2017 | | | Booths Park, Chelford Road, Knutsford, Cheshire, WA16 8QZ |
| WARBURTON, Jennifer Ann RESIGNED | Secretary | 22 Feb 2017 | 16 Feb 2018 | | | Booths Park, Chelford Road, Knutsford, WA16 8QZ, England |
| BART MANAGEMENT LIMITED RESIGNED | Nominee Secretary | 26 Mar 1993 | 08 Jul 1994 | | | C/O Laytons Carmelite 5th Floor, 50 Victoria Embankment Blackfriars, London, EC4Y 0LS |
| BARDSLEY, Michael John RESIGNED | Director | 15 Sep 1995 | 21 Feb 2000 | | August 1944 | 7 Downs End, Knutsford, Cheshire, WA16 8BQ, England |
| BLACKER, Michael RESIGNED | Director | 26 Mar 2007 | 31 Mar 2011 | England | September 1955 | 46 Ridgeway, Wargrave, Berkshire, RG10 8AS |
| CHARNOCK, Ian Graeme Lloyd RESIGNED | Director | 01 Jul 2005 | 31 Oct 2008 | | July 1962 | 58 Bracken Road, Brighouse, West Yorkshire, HX6 2HR |
| DAVIES, Nigel James Maxwell RESIGNED | Director | 08 Jul 1994 | 15 Sep 1995 | | August 1954 | Castle Hill, Waste Lane Kelsall, Tarporley, Cheshire, CW6 0PE |
| EVANS, Eleanor Bronwen RESIGNED | Director | 31 Mar 2011 | 31 Dec 2011 | United Kingdom | June 1966 | Building 02, Booths Park, Chelford Road, Knutsford, Cheshire, WA16 8QZ, England |
| GRANT, Alistair Roderick RESIGNED | Director | 21 Feb 2000 | 26 Jan 2001 | | November 1952 | 111 Queens Road, Richmond, Surrey, TW10 6HF |
| HIGGINS, Nigel Alan RESIGNED | Director | 18 Mar 2002 | 01 Jul 2005 | England | November 1956 | Conifers, Cecil Avenue, Halifax, West Yorkshire, HX3 8SN |
| LAMERTON, Alan Brian RESIGNED | Director | 21 Feb 2000 | 31 Jan 2007 | England | April 1945 | 8 Dean Drive, Bowdon, Altrincham, Cheshire, WA14 3NE |
| LING, Grant Richmond RESIGNED | Director | 31 Oct 2008 | 30 Nov 2017 | England | April 1956 | Flat 24, The Academy 16 Highgate Hill, London, N19 5NS |
| MCLEAN, Andrew Stuart RESIGNED | Director | 11 Aug 2020 | 31 Aug 2024 | England | February 1970 | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| NODDINGS, Brian RESIGNED | Director | 21 Feb 2000 | 18 Mar 2002 | | June 1946 | 6 Leith Road, Darlington, County Durham, DL3 8BG |
| REEVES, Ron Victor RESIGNED | Director | 21 Feb 2000 | 18 Mar 2002 | England | November 1952 | Birch House, Vicarage Road, Staines, Middlesex, TW18 4YF |
| ROBSON, David RESIGNED | Director | 21 Feb 2000 | 31 Jul 2003 | | July 1945 | Milling Field House, 1 The Milling Field Holmes Chapel, Crewe, Cheshire, CW4 7DA |
| SETTER, William George RESIGNED | Director | 30 Nov 2017 | 21 Mar 2025 | Scotland | April 1975 | Sir Ian Wood House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland |
| SHUTTLEWORTH, Richard Peter RESIGNED | Director | 18 Mar 2002 | 26 Mar 2007 | England | June 1961 | 50 East Street, Holly Bank Grange, Huddersfield, West Yorkshire, HD3 3NG |
| AMEC NOMINEES LIMITED RESIGNED | Director | 01 Jan 2012 | 11 Aug 2020 | | | Booths Park, Chelford Road, Knutsford, Cheshire, WA16 8QZ, England |
| AMEC NOMINEES LIMITED RESIGNED | Director | 08 Jul 1994 | 21 Feb 2000 | | | Sandiway House, Hartford, Northwich, Cheshire, CW8 2YA |
| BART MANAGEMENT LIMITED RESIGNED | Nominee Director | 26 Mar 1993 | 08 Jul 1994 | | | C/O Laytons Carmelite 5th Floor, 50 Victoria Embankment Blackfriars, London, EC4Y 0LS |
| BART SECRETARIES LIMITED RESIGNED | Nominee Director | 26 Mar 1993 | 08 Jul 1994 | | | C/O Laytons Carmelite 5th Floor, 50 Victoria Embankment Blackfriars, London, EC4Y 0LS |