| DEGEN, Markus ACTIVE | Director | 29 Nov 2013 | | Switzerland | May 1969 | Amman Schweiz Ag, Eisenbahnstrasse 25, Ch-4901 Langenthal, Switzerland |
| KILCHMANN, Patrick ACTIVE | Director | 29 Nov 2013 | | Switzerland | June 1958 | Ammann Schweiz Ag, Eisenbahnstrasse 25, Ch-4901, Langenthal, Switzerland |
| ARMOUR, Douglas William RESIGNED | Secretary | 21 Oct 1991 | 21 Oct 1991 | | | 32a High Street, Esher, Surrey, KT10 9RT |
| BOWEN, Robin Andrew RESIGNED | Secretary | 01 Mar 2000 | 30 Jun 2004 | | | Barclays Bank Chambers Bridge Street, Stratford Upon Avon, Warwickshire, CV37 6AH |
| BROWN, Robert Stephen RESIGNED | Secretary | 30 Jun 2004 | 29 Nov 2013 | | | Bearley, Stratford Upon Avon, Warwickshire, CV37 0TY |
| JAMES, Edward Grenfell Davy RESIGNED | Secretary | 21 Apr 1997 | 01 Mar 2000 | | | Acres Holt, Valley Road Leigh Woods, Bristol, BS8 3PZ |
| SNUGGS, Philip RESIGNED | Secretary | 21 Oct 1991 | 21 Apr 1997 | | | South Farm House, North Bavant, Wiltshire, BA12 7BB |
| ALLEN, Stewart Reginald RESIGNED | Director | 21 Oct 1991 | 30 Sep 1998 | | April 1939 | 59 Middle Park Avenue, Eltham, London, SE9 5AR |
| BROWN, Robert Stephen RESIGNED | Director | 23 Jun 2000 | 29 Nov 2013 | England | February 1960 | Bearley, Stratford Upon Avon, Warwickshire, CV37 0TY |
| DAMMANN, Volker RESIGNED | Director | 21 Oct 1991 | 26 Feb 2009 | | June 1942 | Kurhausstrasse 73-79, 5202 Hennef 1 |
| KEOGH, Colin Denis RESIGNED | Director | 21 Oct 1991 | 01 May 1997 | United Kingdom | July 1953 | The Manor Farm, North Oakley, Tadley, Hampshire, RG26 5TT |
| LEWIS, Andrew Peter RESIGNED | Director | 01 Aug 1993 | 17 Nov 1995 | | November 1953 | 16 Burleigh Gardens, Weston, Bath, BA1 3RR |
| LOOSLI, Rolf RESIGNED | Director | 01 May 1997 | 30 Jun 2001 | | November 1955 | Long Vernez 7, Murten Ch-3280, Switzerland, FOREIGN |
| MOLD, Gary Stuart RESIGNED | Director | 01 Oct 1998 | 14 Jul 2000 | | August 1966 | 26 North Street, Stilton, Peterborough, Cambridgeshire, PE7 3RP |
| SCHNEIDER-AMMANN, Johann-Niklaus RESIGNED | Director | 21 Oct 1991 | 01 May 1997 | | February 1952 | Langenthal, Langenthal 4900, Switzerland |
| VENUS, David Anthony RESIGNED | Nominee Director | 21 Oct 1991 | 21 Oct 1991 | United Kingdom | September 1951 | 86 Park Road, Kingston Upon Thames, Surrey, KT2 5JZ |
| WILDEISEN, Kurt RESIGNED | Director | 21 Oct 1991 | 10 Feb 1993 | | October 1946 | Dorfgasse 27 C, Ch-4900 Langenthal, FOREIGN, Switzerland |