| SCOTT, Karolyn ACTIVE | Secretary | 01 May 2016 | | | | 12, Cygnet Drive, Stockton-On-Tees, TS18 3DB, England |
| COPELAND, Gary James ACTIVE | Director | 31 Jan 2000 | | United Kingdom | October 1959 | 18 Amerston Close, Wynyard Woods, Billingham, Cleveland, TS22 5QX |
| SCHULTHEISS, Luc, Dr ACTIVE | Director | 01 Jan 2012 | | Switzerland | January 1962 | 2 Kaegenstrasse, Ch-4153, Reinach, Switzerland |
| COPELAND, Gary James RESIGNED | Secretary | 31 Aug 1994 | 01 May 2016 | | | 18 Amerston Close, Wynyard Woods, Billingham, Cleveland, TS22 5QX |
| MULLEN, Kenneth John RESIGNED | Secretary | | 31 Aug 1994 | | | Tonhil House, Borrowby, Thirsk, North Yorkshire, YO7 4QQ |
| BAGGOTT, Malcolm Alexander William RESIGNED | Director | 26 Mar 1996 | 03 Sep 1997 | | September 1944 | Newlyn Cottage, The Rowans, Chalfont St Peter, Buckinghamshire, SL9 8SE |
| BRAUN, Frank RESIGNED | Director | 31 Jan 2000 | 31 Mar 2005 | | January 1965 | Sevogel St.49, Basel 4052, FOREIGN, Switzerland |
| DENNIS, Clive RESIGNED | Director | | 31 Jan 1995 | England | March 1948 | Copper Beech, Langton, Near Gainford, Darlington, County Durham, DL23HB, United Kingdom |
| DUNCAN, George RESIGNED | Director | | 03 Sep 1997 | | November 1933 | 30 Walton Street, London, SW3 1RE |
| FLEETWOOD, Christopher John RESIGNED | Director | | 31 Jan 2000 | United Kingdom | July 1951 | 4 The Meadows, Richmond, North Yorkshire, DL10 7DU |
| FRANKLIN, Michael David Milroy, Sir RESIGNED | Director | | 03 Sep 1997 | | August 1927 | 15 Galley Lane, Barnet, Hertfordshire, EN5 4AR |
| FUENZALIDA, Fernando RESIGNED | Director | 31 Jan 2000 | 20 Dec 2011 | Switzerland | November 1942 | 1m Reinacherhot 177, Reinach 4153, Baselland, Switzerland |
| GERACI, Eugene RESIGNED | Director | 04 Jul 1994 | 01 Aug 1999 | | May 1943 | Hy Brasail, Carrickbrack Road, Howth, Co Dublin, IRISH, Ireland |
| LAWRENCE, Christopher RESIGNED | Director | 01 Feb 1997 | 31 Jan 1998 | | May 1961 | Dunelm House 47b The Street, Brundall, Norfolk, NR13 5AA |
| RICHMOND, Barbara Mary RESIGNED | Director | 01 Feb 1994 | 31 Jan 1997 | United Kingdom | July 1960 | Apartmant 1003, 8 Dean Ryle Street, London, SW1P 4DA |
| SAMUEL, John Andrew Walter RESIGNED | Director | | 31 Jan 1994 | | March 1952 | High Belford, Dallowgill, Ripon, North Yorkshire, HG4 3RQ |
| SIMONIS, Peter RESIGNED | Director | | 22 Jan 1997 | | June 1926 | 79 Park Street, London, W1Y 3HP |
| STEWART, James Allister RESIGNED | Director | | 23 Jan 1992 | | January 1924 | 15 West Eaton Place, London, SW1X 8LT |
| WOOD, Donald Compton RESIGNED | Director | | 09 Dec 1994 | England | January 1936 | Downleaze 21 Lime Avenue, Duffield, Belper, Derbyshire, DE56 4DX |