| CLIFTON, Scot ACTIVE | Secretary | 01 Jul 2009 | | | | Halliburton House Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN |
| MEKKAWY, Wael ACTIVE | Director | 31 Dec 2019 | | United Kingdom | May 1974 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, United Kingdom |
| NAMETULLAH, Syed Muhammed ACTIVE | Director | 01 Jan 2019 | | United Arab Emirates | December 1968 | Kroll Advisory Ltd The Shard 32, London Bridge Street, London, SE1 9SG |
| USMAN, Shaikh ACTIVE | Director | 28 Feb 2020 | | United Kingdom | March 1972 | Kroll Advisory Ltd The Shard 32, London Bridge Street, London, SE1 9SG |
| CRAWLEY, Peter John RESIGNED | Secretary | 31 Jul 2003 | 30 Jun 2008 | | | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| DEERING, John Edward RESIGNED | Secretary | 30 Jun 2008 | 01 Jul 2009 | | | 129, Blenheim Place, Aberdeen, Aberdeenshire, AB25 2DL |
| JACKSON, Robert Humphrey RESIGNED | Secretary | | 31 Aug 1995 | | | 50 Stratton Street, London, W1X 6NX |
| NICHOLSON, Stephen John RESIGNED | Secretary | 31 Aug 1995 | 01 Jun 1999 | | | 48 Wolseley Gardens, London, W4 3LS |
| ROBERTSON TOCHER, Judith RESIGNED | Secretary | 01 Jun 2000 | 31 Jul 2003 | | | Blacktop House Blacktop, Kingswells, Aberdeen, AB15 8QJ |
| VINT, Richard Clark RESIGNED | Secretary | 01 Jun 1999 | 01 Jun 2000 | | | 155 North Deeside Road, Bieldside, Aberdeen, Aberdeenshire, AB15 9EA |
| AHMED, Medhat Gamal Hosney Elsayed RESIGNED | Director | 04 May 2011 | 16 Mar 2016 | Egypt | November 1964 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |
| BADRASHINI, Gasser Mostafa Ahmed Mohamed El RESIGNED | Director | 01 Jul 2009 | 18 Dec 2020 | United Arab Emirates | June 1961 | Emirates Tower, 13th Floor, Shiek Zayed Road PO BOX 3111, Dubai |
| CLIFFORD, Stephen James RESIGNED | Director | 31 Jul 2003 | 20 May 2005 | | April 1960 | Al Moosa Tower 1, PO BOX 3111, Dubai, United Arab Emirates |
| EDWARDS, Marc Gerard Rex RESIGNED | Director | 31 Jul 2003 | 01 Jul 2009 | | October 1960 | Deveron Facility, Howe Moss Place, Dyce, Aberdeen, AB21 0GS |
| EL-SERNGAWY, Yasser Hatem Abd RESIGNED | Director | 01 Aug 2011 | 24 Jun 2013 | Egypt | August 1967 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |
| FITZGERALD, Mel Oliver RESIGNED | Director | 06 Sep 2002 | 31 Jul 2003 | United Kingdom/England | November 1950 | 3 Marlyns Drive, Burpham, Guildford, Surrey, GU4 7LS |
| GAUTREAUX, Bryant Paul RESIGNED | Director | 31 Jul 2003 | 01 Jul 2009 | | December 1956 | Al Moosa Tower 1, PO BOX 3111, Dubai, United Arab Emirates |
| GRIMES, Douglas John RESIGNED | Director | | 31 Jul 2001 | Scotland | April 1947 | Fetteresso Castle, Stonehaven, Kincardineshire, AB39 3UR |
| HOUSTON, John Joseph RESIGNED | Director | 06 Sep 2002 | 31 Jul 2003 | Scotland | August 1964 | 3 Kinmundy Avenue, Westhill, Aberdeenshire, AB32 6TG |
| JOHNSTON, David Alexander RESIGNED | Director | 01 Jul 2009 | 31 Dec 2019 | United Kingdom | March 1971 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN |
| LAWRIE, Douglas George RESIGNED | Director | 08 Aug 2001 | 06 Sep 2002 | | May 1958 | 20 Kildrummy Road, Craigiebuckler, Aberdeen, AB15 8HJ |
| LOTFY, Ahmed Hussein Mostafa RESIGNED | Director | 31 Jul 2003 | 01 Jul 2009 | | March 1954 | House 31d, Zone 9 Katamaiyah Golf, Resort, The Ring Road, Cairo, FOREIGN, Egypt |
| MARTINS, Arthur Nelson RESIGNED | Director | 20 May 2005 | 01 Aug 2011 | United Arab Emirates | October 1961 | 58 Beaumont Parkway, Success 6164, Australia |
| 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 |
| MCLEOD, David Alexander RESIGNED | Director | 06 Sep 2002 | 30 Jun 2003 | | September 1961 | 114 Queens Road, Aberdeen, AB15 4YH |
| MENEREY, Robert James RESIGNED | Director | | 23 Dec 1999 | | March 1944 | 367 Tealwood, Houston, Texas 77024, Usa |
| NICHOLSON, Stephen John RESIGNED | Director | | 29 Oct 2003 | | February 1948 | 48 Wolseley Gardens, London, W4 3LS |
| RAINEY, Joe Don RESIGNED | Director | 31 Jul 2003 | 17 Jan 2005 | | January 1957 | 14 Lake Villas Umm Suquim, Dubai, United Arab Emirates |
| SHERRITT, Duane Bruce RESIGNED | Director | 01 Jul 2009 | 04 May 2011 | United Arab Emirates | June 1969 | Emirates Tower, 13th Floor, Shiek Zayed Road PO BOX 3111, Dubai, United Arab Emirates |
| SMITH, Norman Ebb Simpson RESIGNED | Director | 06 Sep 2002 | 31 Jul 2003 | | November 1955 | 35 Gorse Circle, Portlethen, Aberdeen, AB12 4WB |
| ZEYA, Abu Hakim Arshad RESIGNED | Director | 24 Jun 2013 | 01 Jan 2019 | Dubai | June 1974 | Halliburton House, Howe Moss Crescent, Dyce, Aberdeen, AB21 0GN, Scotland |