| ALLEN, Geoffrey William ACTIVE | Secretary | | | | | North Stoke Farm, North Stoke, Benson, Oxfordshire, OX10 6BL |
| ALLEN, Geoffrey William ACTIVE | Director | | | United Kingdom | June 1956 | North Stoke Farm, North Stoke, Benson, Oxfordshire, OX10 6BL |
| BENSON, Timothy John ACTIVE | Director | 05 Jan 2026 | | England | July 1972 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| BRUCE, Roderic George ACTIVE | Director | 02 Dec 2025 | | Scotland | March 1964 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| DEWHIRST, Joseph William ACTIVE | Director | 01 Jun 2026 | | England | August 1978 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| DOWN, Christopher Roy ACTIVE | Director | 03 Apr 2023 | | England | April 1970 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| FERGUSON, Robert Edmund ACTIVE | Director | 03 Feb 2026 | | Northern Ireland | August 1961 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| MCFARLANE, Ian Rowland ACTIVE | Director | 05 Feb 2019 | | England | May 1974 | The Gatehouse, Sway Road, Lymington, Hampshire, SO41 8LP, England |
| STOCKINGS, Sally Anne ACTIVE | Director | 12 Apr 2016 | | England | December 1955 | Potters Farm, Old London Road, Ewelme, Wallingford, Oxfordshire, OX10 6PX, England |
| WYLLIE, James Hamilton Murray ACTIVE | Director | 02 Dec 2025 | | Scotland | July 1987 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| ALLEN, Charles Thomas RESIGNED | Director | | 03 Apr 2023 | United Kingdom | September 1949 | North Stoke Farm, North Stoke, Benson, Oxfordshire, OX10 6BL |
| BEACROFT, Robert Hals RESIGNED | Director | 08 Apr 1991 | 06 Apr 1993 | | June 1956 | Silley Farm Mapledenham, Reading, Berks, RG4 7TY |
| BEACROFT, Robert Hale RESIGNED | Director | | 06 Apr 1993 | | June 1926 | Lilley Farm, Mapledurham, Reading, Berkshire, RG4 7TY |
| BECKETT, Robert RESIGNED | Director | 11 Apr 2011 | 02 Dec 2025 | England | June 1968 | 34, Ashtree Drive, Leconfield, Beverley, East Yorkshire, HU17 7ND, England |
| BELL, Michael Dennis RESIGNED | Director | | 16 Apr 1996 | | April 1936 | Rynehill Farms, Kingham, Chipping Norton, Oxfordshire, OX7 6UL |
| BLANCHARD, Michael David RESIGNED | Director | 16 Apr 1996 | 24 Jan 2000 | | June 1956 | New House Farm, Kingston Bagpuize, Abingdon, Oxfordshire, OX13 5HR |
| BOWDEN, Robert Henry RESIGNED | Director | 21 Apr 1997 | 18 Apr 2000 | England | July 1946 | Southwood Farm, Dummer, Basingstoke, Hampshire, RG23 7LU |
| BUTTERWORTH, Richard RESIGNED | Director | 02 Dec 2025 | 01 Jun 2026 | England | November 1962 | First Floor Pipe House, Lupton Road, Wallingford, Oxfordshire, OX10 9BS |
| CROSSMAN, Stephen Richard Reid RESIGNED | Director | 16 Apr 2002 | 28 Apr 2008 | | February 1957 | Court Place, Withycombe, Minehead, Somerset, TA24 6QB |
| CULLEY, Timothy John RESIGNED | Director | 24 Jan 2000 | 11 Jul 2000 | | March 1934 | Clematis Cottage, Bucklebury, Reading, Berkshire, RG7 6PS |
| DAVEY, Alec Rodwell RESIGNED | Director | | 01 Apr 1998 | England | January 1929 | Lower Farm, Swyncombe, Henley On Thames, Oxfordshire, RG9 6ED |
| EMMETT, Robert William RESIGNED | Director | | 14 Apr 1999 | England | September 1963 | Severalls Farm, Shillingford Road, Wallingford, Oxfordshire, OX10 8LH |
| FROST, Timothy Comer RESIGNED | Director | 11 Jul 2000 | 23 Mar 2004 | England | April 1938 | Childhay Manor, Blackdown, Beaminster, Dorset, DT8 3LQ |
| GREADY, Robert Paul RESIGNED | Director | 14 Apr 1992 | 06 Apr 1993 | | May 1957 | Higher Southcombe Farm, Cerne Abbas, Dorchester, Dorset, DY2 7QY |
| HART, Harold Fraser RESIGNED | Director | 24 Jan 2000 | 16 Apr 2002 | England | November 1939 | The Old Rectory, Hatherop, Cirencester, Gloucestershire, GL7 3NA |
| HARVEY, Philip Nicholas Baker RESIGNED | Director | 16 Apr 2002 | 11 Apr 2011 | England | February 1957 | Manor Farm, Winterbourne Earls, Salisbury, Wiltshire, SP4 6HO |
| LISTER, Richard William RESIGNED | Director | 15 Jul 2008 | 02 Dec 2025 | United Kingdom | July 1963 | Ivy Nook Cottage Ellenthorpe, Boroughbridge, York, YO5 9HJ |
| MCFARLANE, Ian Bruce RESIGNED | Director | 28 Apr 2008 | 14 Apr 2014 | United Kingdom | February 1945 | The Gate House, Sway Road, Lymington, Hampshire, SO41 8LD |
| NAUGHTON, Cameron Alasdair Andrew RESIGNED | Director | 23 Mar 2004 | 12 Apr 2016 | United Kingdom | December 1966 | West End Farm, Bishops Cannings, Devizes, Wiltshire, SN10 2LL |
| ORPWOOD, David John RESIGNED | Director | 14 Apr 1999 | 16 Apr 2002 | United Kingdom | March 1953 | Woods Farm, Britwell Hill, Watlington, Oxfordshire, OX9 5HD |
| ORPWOOD, David John RESIGNED | Director | 26 Apr 1994 | 21 Apr 1997 | United Kingdom | March 1953 | Woods Farm, Britwell Hill, Watlington, Oxfordshire, OX9 5HD |
| SHANAHAN, James Tudor RESIGNED | Director | 01 Apr 1998 | 10 Mar 2008 | | December 1944 | Ashton Farm Martinstown, Dorchester, Dorset, DT2 9HA |
| SHEPHERD, Catherine Mary RESIGNED | Director | | 26 Apr 1994 | | May 1960 | South Allenford Farm, South Allenford Damerham, Fordingbridge, Hampshire, SP6 |
| THOMPSON, Robin Underwood RESIGNED | Director | 24 Jan 2000 | 02 Dec 2025 | England | October 1958 | Bridge House Murcott, Long Buckby, Northampton, Northamptonshire, NN6 7QR |
| WATCHORN, Simon James RESIGNED | Director | 22 Apr 2013 | 03 Apr 2023 | England | May 1955 | Park Farm, Old Railway Road, Earsham, Bungay, Suffolk, NR35 2AQ, England |