| CRAIB, Steven Ross ACTIVE | Director | 25 Oct 2024 | | Scotland | July 1988 | Halliburton, Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, United Kingdom |
| JOHNSON, Rachel Lynn ACTIVE | Director | 12 Nov 2025 | | Scotland | June 1986 | Halliburton, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |
| BROWN, Graham Christopher RESIGNED | Secretary | 26 May 2000 | 17 Aug 2000 | | | Flat 4, 82 Belsize Park Gardens Hampstead, London, NW3 4NG |
| CLIFTON, Scot RESIGNED | Secretary | 01 Jul 2009 | 25 Oct 2024 | | | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN |
| CRAWLEY, Peter John RESIGNED | Secretary | 31 Jul 2003 | 30 Jun 2008 | | | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| DAVIS, Richard Paul RESIGNED | Secretary | 10 Dec 1991 | 25 Jan 1994 | | | Ambersham House, Estuary Crescent Shotley Gate, Ipswich, Suffolk, IP9 2QA |
| DEERING, John Edward RESIGNED | Secretary | 30 Jun 2008 | 01 Jul 2009 | | | 129, Blenheim Place, Aberdeen, Aberdeenshire, AB25 2DL |
| FARLEY, Andrew Daniel RESIGNED | Secretary | 16 Dec 1998 | 26 May 2000 | | | Flat 1 22 Harcourt Terrace, London, SW10 9JR |
| FLINDERS, Harold Derek RESIGNED | Secretary | 17 Aug 2000 | 21 Aug 2002 | | | 23 Thetford Road, New Malden, Surrey, KT3 5DN |
| GLYNN, Andrew David RESIGNED | Secretary | 28 Jul 1997 | 16 Dec 1998 | | | 44 Holburn Road, Aberdeen, AB10 6ET |
| LINDSELL, Philip Edmund RESIGNED | Secretary | 25 Jan 1994 | 20 Apr 1995 | | | Southside Cottage, Stone Lane Axford, Marlborough, Wiltshire, SN8 2EY |
| ORR, Raymond William RESIGNED | Secretary | 20 Apr 1995 | 07 Oct 1997 | | | 19 Lawson Avenue, Banchory, Kincardineshire, AB31 3TW |
| TAYLOR, George Alastair RESIGNED | Secretary | | 10 Dec 1991 | | | 1 Hillpark Crescent, Edinburgh, Midlothian, EH4 7BG |
| TOCHER, Judith Robertson RESIGNED | Secretary | 21 Aug 2002 | 31 Jul 2003 | | | Blacktop House, Blacktop, Kingswells, Aberdeen, AB15 8QJ |
| WILLIAMS, Michael James John RESIGNED | Secretary | 28 Jul 1997 | 30 Oct 1998 | | | West Steading, Mains Of Inverey, Banchory, Kincardineshire, AB3113NY |
| BETTS, Matthew RESIGNED | Director | 01 Jan 2014 | 08 Dec 2017 | United Kingdom | January 1968 | Halliburton House, Howe Moss Crescent, Kirkhill Industrial Estate, Dyce, Aberdeen, AB21 0GN, Scotland |
| BIRNIE, Christopher Albert RESIGNED | Director | 01 Nov 2021 | 25 Oct 2024 | United Kingdom | August 1976 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, United Kingdom |
| BOWYER, Michael Lewis RESIGNED | Director | 30 Jun 2004 | 01 Jul 2009 | | October 1951 | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| BUCHANAN, Alasdair Ian RESIGNED | Director | 01 Aug 2011 | 13 Apr 2012 | Scotland | November 1960 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |
| CHAPMAN, Gordon Robin RESIGNED | Director | 14 May 1999 | 19 Jul 2000 | England | April 1950 | Pen Y Bryn Upper Raby Road, Neston, Cheshire, CH64 7TY |
| CLIFTON, Scot RESIGNED | Director | 01 Jul 2009 | 25 Oct 2024 | Scotland | November 1966 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN |
| FISCHER, Frederick George RESIGNED | Director | | 09 May 1994 | | February 1947 | 34 Princes Road, Weybridge, Surrey, KT13 9BH |
| FITZGERALD, Mel Oliver RESIGNED | Director | 19 Jul 2000 | 30 Jun 2004 | United Kingdom/England | November 1950 | 3 Marlyns Drive, Burpham, Guildford, Surrey, GU4 7LS |
| FORD, Gregory Brent RESIGNED | Director | 19 Aug 1997 | 10 Jun 1999 | | April 1953 | 7 Prospect Hill Road, Bielside, Aberdeen, AB15 9AN |
| HEATH, Stuart Matthew RESIGNED | Director | 18 Nov 2012 | 14 May 2013 | United Arab Emirates | April 1959 | 8th Floor Convention Tower, Beside Novotel Hotel, Trade Centre, PO BOX 3111, Dubai, United Arab Emirates |
| HERD, Ian Riddoch Williamson RESIGNED | Director | 19 Aug 1997 | 09 Nov 1998 | | March 1958 | 49 Abbotswell Drive, Aberdeen, AB12 5QP |
| HORSFALL, Timothy Michael RESIGNED | Director | 26 Apr 2023 | 12 Nov 2025 | United Kingdom | July 1981 | Halliburton, Halliburton House, Howe Moss Crescent, Dyce, Aberdeenshire, AB21 0GN, United Kingdom |
| HOUSTON, John Joseph RESIGNED | Director | 21 Aug 2002 | 27 Apr 2007 | | August 1964 | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| JOHNSTON, David Alexander RESIGNED | Director | 24 Oct 2007 | 18 Nov 2012 | United Kingdom | March 1971 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN |
| LINDSELL, Philip Edmund RESIGNED | Director | | 20 Apr 1995 | | November 1953 | Southside Cottage, Stone Lane Axford, Marlborough, Wiltshire, SN8 2EY |
| MAHON, Barry Anthony RESIGNED | Director | 31 Jul 2003 | 30 Jun 2004 | | September 1962 | 133 North Deeside Road, Milltimber, Aberdeen, AB13 0JS |
| MAIR, John Arthur RESIGNED | Director | 19 Aug 1997 | 09 Nov 1998 | United Kingdom | May 1957 | 9a Ferryhill Place, Aberdeen, AB11 7SE |
| MATHEW, Thomas Kuzhuvommannil RESIGNED | Director | 28 Jan 2014 | 28 Feb 2020 | United Arab Emirates | May 1963 | 14th Floor, Citibank Tower, Al-Qutayat Street, Dubai, United Arab Emirates |
| MEKKAWY, Wael RESIGNED | Director | 01 Feb 2020 | 31 Oct 2021 | Scotland | May 1974 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, United Kingdom |
| METSON, Peter Alexander RESIGNED | Director | 20 Apr 1995 | 19 Oct 1995 | | June 1949 | Mayfield, Malcolm Road Peterculter, Aberdeen, Grampian, AB1 0NX |
| MLADENKA, David RESIGNED | Director | 13 Apr 2012 | 01 Jan 2014 | United Kingdom | December 1960 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |
| NEWBURY, Herbert Gary RESIGNED | Director | 20 Apr 1995 | 23 Feb 1996 | | April 1941 | Dalhebity Cottage, Baillieswells Road Bieldside, Aberdeen, Scotland, AB1 9BQ |
| NOWE, Steve RESIGNED | Director | 01 Jan 2022 | 26 Apr 2023 | Netherlands | April 1964 | C/O Halliburton, Building 4, Chiswick Park, 566 Chiswick High Road, London, England, W4 5YE, England |
| ORR, Raymond William RESIGNED | Director | 20 Apr 1995 | 21 Jul 1997 | | April 1947 | 19 Lawson Avenue, Banchory, Kincardineshire, AB31 3TW |
| PARKER, Philip Hull RESIGNED | Director | | 20 Apr 1995 | | February 1946 | 1 Quarry Lane, Lower Shiplake, Henley, Oxfordshire, RG9 3JW |
| PAVER, Gary Neil RESIGNED | Director | 30 Jun 2004 | 24 Oct 2007 | | May 1967 | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| RISK, Stewart RESIGNED | Director | 15 Jul 1996 | 30 Oct 1998 | Scotland | September 1950 | 2 Oldfold Place, Milltimber, Aberdeen, Aberdeenshire, AB1 0JU |
| ROLASTON, Carl Geoffrey RESIGNED | Director | | 10 Dec 1991 | Scotland | December 1951 | 36 Kinellan Road, Edinburgh, Midlothian, EH12 6ES |
| SEATON, Simon Derek RESIGNED | Director | 05 Jan 2009 | 01 Aug 2011 | Scotland | March 1968 | Halliburton House, Howe Moss Crescent, Kirkhill Industrial Estate, Dyce, Aberdeen, AB21 0GN |
| SMART, Edwin Gerald RESIGNED | Director | 14 May 2013 | 19 Aug 2013 | England | September 1965 | Halliburton House, Howe Moss Crescent, Kirkhill Industrial Estate, Dyce, Aberdeen, AB21 0GN, Scotland |
| SMITH, John RESIGNED | Director | 21 Jun 1999 | 21 Aug 2002 | | September 1956 | 41 Pittengullies Brae, Peterculter, Aberdeen, Aberdeenshire, AB14 0QU |
| TAYLOR, George Alastair RESIGNED | Director | | 10 Dec 1991 | Scotland | August 1954 | 1 Hillpark Crescent, Edinburgh, Midlothian, EH4 7BG |
| USMAN, Shaikh RESIGNED | Director | 28 Feb 2020 | 13 Jun 2024 | United Kingdom | March 1972 | C/O Halliburton, Building 4, Chiswick Park, 566 Chiswick High Road, London, England, W4 5YE, England |
| WHITE, Martin Robert RESIGNED | Director | 08 Dec 2017 | 15 Mar 2022 | United Kingdom | September 1973 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, United Kingdom |
| WYATT, Stephen John RESIGNED | Director | 19 Aug 1997 | 14 Apr 1999 | | September 1955 | 81 Devonshire Road, Aberdeen, AB10 6XP |