| FLEMING, Alastair James ACTIVE | Secretary | 30 Sep 2011 | | | | C/O National Oilwell Varco, Badentoy Crescent, Badentoy Industrial Park, Portlethen, Aberdeen, AB12 4YD, United Kingdom |
| NAYLON, Paul ACTIVE | Director | 18 Aug 2003 | | United Kingdom | June 1950 | 338 Newton Road, Lowton, Warrington, Cheshire, WA3 1HE |
| O'NEIL, Christopher Paul ACTIVE | Director | 03 Aug 2011 | | United Kingdom | December 1973 | 69, Forest Park, Stonehaven, Kincardineshire, AB39 2GF, United Kingdom |
| VALENTINE, Steven Grenville ACTIVE | Director | 18 Aug 2003 | | England | June 1964 | 4 Barnes Close, Haslington, Crewe, CW1 5ZG |
| FLETCHER, Anthony Trevor RESIGNED | Secretary | | 15 Jun 1990 | | | Higher Oaklands Farm House, Barrowford, Nelson, BB9 6QZ |
| LEIGHTON, Katherine Jennifer RESIGNED | Secretary | 09 Feb 2006 | 21 Oct 2010 | | | Kirk House, Victoria Terrace, Kemnay, Inverurie, Aberdeenshire, AB51 5RL |
| MATHER, Melanie Gay RESIGNED | Secretary | 18 Aug 2003 | 09 Feb 2006 | | | 2717 Luella, Deer Park, Texas, 77536, Usa |
| O'NEIL, Christopher Paul RESIGNED | Secretary | 11 Sep 2009 | 30 Sep 2011 | | | 69, Forest Park, Stonehaven, Kincardineshire, AB39 2GF |
| TORKINGTON, John Robert RESIGNED | Secretary | 16 Aug 1990 | 04 Mar 2003 | | | 2 Barwell Close, Reddish, Stockport, Cheshire, SK5 6YF |
| BODDINGTON, Kenneth William RESIGNED | Director | | 31 Jul 1990 | | September 1939 | 4 Brookside, Euxton, Chorley, Lancashire, PR7 6HR |
| BOYLE, Thomas Douglas RESIGNED | Director | 07 Mar 2006 | 04 Jul 2011 | Uk | March 1966 | Lanark, Old Inn Road, Findon Portlethen, Aberdeen, AB12 3RT |
| CAMP, Glenn Bryan RESIGNED | Director | 04 Mar 1997 | 21 Jun 1999 | | February 1957 | 19 Hough Lane, Gristhorpe, Wilmslow, Cheshire, SK9 2LQ |
| FITZGERALD, Mel Oliver RESIGNED | Director | 31 May 2002 | 18 Aug 2003 | United Kingdom/England | November 1950 | 3 Marlyns Drive, Burpham, Guildford, Surrey, GU4 7LS |
| FLETCHER, Anthony Trevor RESIGNED | Director | | 15 Jun 1990 | | January 1950 | Higher Oaklands Farm House, Barrowford, Nelson, BB9 6QZ |
| GARVEY, William RESIGNED | Director | | 13 Jun 1991 | | | 1 Chapel Brow, Broadbottom, Hyde, Cheshire, SK14 6HH |
| GARVEY, William RESIGNED | Director | | 31 Aug 1990 | | | 1 Chapel Brow, Broadbottom, Hyde, Cheshire, SK14 6HH |
| HARRISON, Michael RESIGNED | Director | | 13 Jun 1992 | England | June 1941 | 126 Manchester Road, Chapel En Le Frith, Stockport, Cheshire, SK12 6TP, England |
| HERBERT, John Shotton RESIGNED | Director | | 10 Apr 1990 | | February 1945 | Michelend, Lewes Road, Westmeston, Hassocks, West Sussex, BN6 8RH |
| HOUSTON, John Joseph RESIGNED | Director | 31 May 2002 | 18 Aug 2003 | Scotland | August 1964 | 3 Kinmundy Avenue, Westhill, Aberdeenshire, AB32 6TG |
| HUGHES, Emyr Tonlas RESIGNED | Director | | 10 Apr 1990 | | May 1944 | Danesbury 50 Byng Drive, Potters Bar, Hertfordshire, EN6 1UF |
| KASH, John RESIGNED | Director | 29 Aug 1991 | 31 Aug 1995 | | March 1935 | 57 Aspen Drive, Basking Ridge, New Jersey, FOREIGN, Usa |
| KEENER, David James RESIGNED | Director | 04 Jul 2011 | 03 Aug 2011 | Netherlands | April 1957 | Oranjestraat 33, 4819 Xp, Rijsbergen, Netherlands |
| KENNEDY, Michael James RESIGNED | Director | 31 Aug 1995 | 06 Dec 2002 | | February 1957 | 15 Heathway, Caterham, Surrey, CR3 5DN |
| KRABLIN, Steven Wayne RESIGNED | Director | 18 Aug 2003 | 01 Apr 2005 | Usa | April 1950 | 9619 Windrush Drive, Spring, Texas, 77379, Usa |
| MATHEWSON, Lindsay Thomas RESIGNED | Director | | 31 Dec 1990 | | | 21 Macclesfield Road, Buxton, Derbyshire, SK17 9AH |
| MOLLER, Leslie George RESIGNED | Director | 10 Apr 1990 | 30 Jun 1995 | England | June 1930 | 12 Chester Court, Chester Road, Northwood, Middlesex, HA6 1BQ |
| NICHOLSON, Stephen John RESIGNED | Director | 31 Aug 1995 | 18 Aug 2003 | | February 1948 | 48 Wolseley Gardens, London, W4 3LS |
| OCONNOR, William Evans RESIGNED | Director | 01 Jun 1990 | 30 Oct 1996 | | April 1946 | Gristhorpe, 19 Hough Lane, Wilmslow, Cheshire, SK9 2LQ |
| SPEIRS, John Garrett RESIGNED | Director | | 10 Apr 1990 | England | June 1937 | 20 Dunstall Road, Wimbledon, London, SW20 0HR |
| TOCHER, Judith Robertson RESIGNED | Director | 31 May 2002 | 31 Jul 2003 | United Kingdom | January 1961 | Blacktop House, Blacktop, Kingswells, Aberdeen, AB15 8QJ |
| WHITE, Philip Arthur Laxton RESIGNED | Director | | 29 Aug 1991 | | October 1942 | 15 Bedford Street, Stockton Heath, Warrington, Cheshire, WA4 6LY |