| BAYFORD, Alistair Kirt ACTIVE | Director | 10 Sep 2024 | | England | April 1983 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| CATELLA, Kersten Madsen ACTIVE | Director | 10 Sep 2024 | | England | June 1977 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| CATLING, Jacob Robert ACTIVE | Director | 15 Sep 2022 | | England | May 1989 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| DOWNER, Paul David ACTIVE | Director | 22 Feb 2007 | | United Kingdom | April 1967 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| GILL, Richard Stephen ACTIVE | Director | 15 Sep 2022 | | England | November 1981 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| GREGORY, Mark ACTIVE | Director | 10 Sep 2024 | | England | March 1960 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| GRILLS, Wayne Russell ACTIVE | Director | 11 May 2011 | | England | March 1965 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| LYNCH, Paul ACTIVE | Director | 10 Sep 2024 | | England | July 1974 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| NOKES, Matthew David, Mr. ACTIVE | Director | 12 Sep 2019 | | England | April 1980 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| O'CONNER, Matthew ACTIVE | Director | 05 Sep 2012 | | England | June 1970 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| STONE, Richard Mark ACTIVE | Director | 05 Sep 2012 | | United Kingdom | April 1961 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| TWIST, David Andrew ACTIVE | Director | 10 Sep 2024 | | England | March 1961 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| WHITEMAN, Richard ACTIVE | Director | 12 Sep 2019 | | England | March 1986 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| WICKHAM, Adrian Cedric ACTIVE | Director | 10 Sep 2020 | | England | August 1973 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| BILLING, Daljeet RESIGNED | Secretary | 27 Nov 2003 | 12 Apr 2011 | | | 11 Bolton Close, Coventry, West Midlands, CV3 5NT |
| COPPING, Michael William RESIGNED | Secretary | | 30 Sep 1993 | | | Capability House, Marichal Road, London, SE13 5LG |
| KERR, Anthony Paul RESIGNED | Secretary | 30 Sep 1998 | 26 Sep 2003 | | | 150 Myton Road, Warwick, Warwickshire, CV34 6PR |
| KILLEN, Peter Thomas RESIGNED | Secretary | 30 Sep 1993 | 11 Mar 1997 | | | 17 Glenmoor Road, Bournemouth, Dorset, BH9 2LE |
| LATTER, Elizabeth Rosemary RESIGNED | Secretary | 11 Mar 1997 | 30 Sep 1998 | | | The Coach House Silver Street, Tetbury, Gloucestershire, GL8 8DL |
| MOGFORD, Martyn RESIGNED | Secretary | 12 Apr 2011 | 07 Sep 2011 | | | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| ABRAHAM, Peter RESIGNED | Director | 01 Feb 1995 | 09 Mar 1995 | | May 1945 | The Old Rectory Shilton Road, Barwell, Leicester, Leics, LE9 8BP |
| ALI-MATTHIAS, Shazna RESIGNED | Director | 16 Nov 2022 | 28 Mar 2024 | England | June 1976 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| ATKINSON, John RESIGNED | Director | | 30 Sep 1993 | | September 1946 | F H C, East Whipley Lane, Guildfoerd, Surrey, GU5 0TE |
| BARRALET, Derek RESIGNED | Director | | 30 Sep 1993 | | June 1938 | Barralets Of Ealing Ltd, Pitshanger Lane, London, W5 1RH |
| BAXTER, Richard Jonathan Charles RESIGNED | Director | 30 Sep 1993 | 03 Feb 1998 | England | December 1953 | 126 Winford Drive, Broxbourne, Hertfordshire, EN10 6PW |
| BELL, Louisa Carole RESIGNED | Director | 07 Sep 2011 | 05 Sep 2012 | United Kingdom | November 1958 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| BOSWALL, Marian Heather RESIGNED | Director | 07 Sep 2017 | 24 Apr 2019 | England | November 1965 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| BOWCOCK, Nigel Thomas RESIGNED | Director | 03 Sep 2014 | 19 Apr 2023 | United Kingdom | March 1967 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| BRAID, William RESIGNED | Director | 12 Apr 1999 | 29 Nov 1999 | | December 1960 | Beechwood House, Springfields, Drybrook, Gloucestershire, GL17 9BW |
| BRENT, Jean RESIGNED | Director | | 03 Jun 1992 | | September 1940 | Dulford Nurseries, Dulford, Cullompton, Devon, EX15 2DG |
| BRETT, Nicholas RESIGNED | Director | 12 Feb 1999 | 08 Feb 2001 | | August 1954 | 1 Church Close, West Haddon, Northampton, NN6 7DY |
| CARR, Christopher Norman RESIGNED | Director | 26 Feb 2009 | 06 Sep 2016 | United Kingdom | January 1960 | 13 Wilton Road, Feltwell, Thetford, Norfolk, IP26 4AY |
| CARR, Christopher RESIGNED | Director | 17 Oct 1998 | 08 Feb 2001 | | January 1960 | 4 The Bungalow Corkway Drove, Hockwold, Thetford, Norfolk, IP26 4JR |
| CHANDLER, Leslie Harold RESIGNED | Director | 30 Sep 1993 | 17 Oct 1998 | England | September 1937 | Beechfield Cottage Otley Road, Beckwithshaw, Harrogate, North Yorkshire, HG3 1QL |
| CHASTON, Mark RESIGNED | Director | 12 Sep 1995 | 21 May 1996 | | May 1958 | 7 Firwood Drive, Camberley, Surrey, GU15 3QD |
| COLDSTREAM, Rosemary Ann RESIGNED | Director | 07 Sep 2017 | 15 Sep 2022 | England | November 1965 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| COLE, Thomas RESIGNED | Director | 01 Feb 2005 | 28 Jul 2006 | | March 1966 | 8 Church Street, Sawbridgeworth, Hertfordshire, CM21 9AB |
| COOPER, David Robert RESIGNED | Director | 20 Apr 1999 | 08 Feb 2001 | | February 1960 | 29 West End Road, Epworth, Doncaster, South Yorkshire, DN9 1LA |
| COSLETT, Nicholas John RESIGNED | Director | 09 Jul 1998 | 30 Jan 2004 | United Kingdom | May 1955 | 5 Gun Back Lane, Harsmonden, Tonbridge, Kent, TN12 8NL |
| COULTAS, Nigel Philip RESIGNED | Director | 04 Sep 2013 | 21 Oct 2015 | United Kingdom | January 1968 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| COWELL, Paul Eric RESIGNED | Director | 01 Feb 2005 | 03 Sep 2014 | United Kingdom | June 1969 | 14 Hale Road, Farnham, Surrey, GU9 9QH |
| CROWDER, William Kenneth Robert RESIGNED | Director | 17 Oct 1998 | 22 Feb 2007 | England | March 1956 | Leander 34 Horncastle Road, Woodhall Spa, Lincolnshire, LN10 6UZ |
| DAVIES, Ivor RESIGNED | Director | | 30 Sep 1993 | | January 1946 | Lanes Landscape Ltd, New Moss Road Cadishead Irlam, Manchester, Gtr Manchester, M30 5TJ |
| DODD, David Richard RESIGNED | Director | 09 Sep 2015 | 11 Sep 2018 | England | March 1970 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| DOWNER, Paul RESIGNED | Director | 12 Oct 2001 | 30 Jan 2004 | England | April 1967 | 1 Hall Road, West Bergholt, Colchester, Essex, CO6 3DS |
| DOWNER, Paul RESIGNED | Director | 20 May 1999 | 08 Feb 2001 | England | April 1967 | 1 Hall Road, West Bergholt, Colchester, Essex, CO6 3DS |
| DREW, Terence Albert RESIGNED | Director | 05 Sep 2012 | 15 Jan 2014 | United Kingdom | April 1947 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| EDWARDS, Geoffrey RESIGNED | Director | 01 Feb 2005 | 20 Jul 2005 | | October 1947 | 8 City Road, Nottingham, Nottinghamshire, NG7 2JJ |
| ELLIS, Simon RESIGNED | Director | 09 Jul 1998 | 08 Feb 2001 | United Kingdom | September 1960 | Merrydown, South Road Tetford, Horncastle, Lincolnshire, LN9 6QB |
| FIELD, Robert John RESIGNED | Director | 26 Feb 2009 | 10 Sep 2020 | England | June 1954 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| FLETCHER, John Stuart RESIGNED | Director | 30 Sep 1994 | 12 Sep 1995 | | March 1949 | 34 Shepherds Mead, Dilton Marsh, Westbury, Wiltshire, BA13 4DX |
| FORTNEY-SMITH, Norman John RESIGNED | Director | 12 Feb 1999 | 16 Mar 2000 | | September 1940 | 2 Lantern Close, London, SW15 5QS |
| GARDINER, Richard Charles RESIGNED | Director | 30 Jan 2004 | 05 Sep 2012 | United Kingdom | February 1967 | 2 The Old Rectory Old Rectory Drive, Church Lane Ash, Aldershot, Hampshire, GU12 6EY |
| GARLEY, Neil RESIGNED | Director | 20 Apr 1999 | 08 Feb 2001 | England | May 1949 | Shortlands, Sand Road, Wedmore, Somerset, BS28 4BX |
| GILLAN, John RESIGNED | Director | 30 Jan 2004 | 11 Feb 2010 | Scotland | February 1946 | 17, Craigentinny Crescent, Edinburgh, EH7 6QA |
| GRACE, Timothy John RESIGNED | Director | 10 Sep 2009 | 04 Sep 2013 | England | January 1955 | North Wings, Over Hall, 23 Overhall Park, Mirfield, West Yorkshire, WF14 9JP |
| GRACE, Timothy John RESIGNED | Director | 30 Sep 1993 | 11 Mar 1997 | | January 1955 | 100 Towngate, Mirfield, West Yorkshire, WF14 9JG |
| GREGORY, Mark RESIGNED | Director | 02 Nov 1994 | 26 Sep 2003 | United Kingdom | March 1960 | Pondover House, Lyne Road, Virginia Water, Surrey, GU25 4EG |
| HODGKINSON, Ian Arthur RESIGNED | Director | 20 May 1999 | 08 Feb 2001 | England | June 1960 | Acrescroft Forty Acres Lane, Twemlow, Holmes Chapel, Cheshire, CW4 8DU |
| HOWELL, Timothy William RESIGNED | Director | 15 Sep 2022 | 28 Mar 2024 | England | June 1967 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| HUCK, Neil RESIGNED | Director | 03 Feb 1998 | 12 Sep 2019 | United Kingdom | April 1954 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| IVIL, Clive Nigel RESIGNED | Director | 05 Sep 2012 | 15 Sep 2022 | England | March 1958 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| JENNINS, Brian Peter RESIGNED | Director | 03 Feb 1998 | 17 Oct 1998 | | July 1945 | 44 Dudlow Lane, Liverpool, Merseyside, L18 2EZ |
| JENNINS, Bryan Peter RESIGNED | Director | | 30 Sep 1993 | | July 1945 | 37 Belle Vale Road, Liverpool, Merseyside, L25 2PY |
| KAY, Richard John RESIGNED | Director | 06 Sep 2016 | 15 Sep 2022 | United Kingdom | August 1968 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| KELLY, Jim RESIGNED | Director | 30 Sep 1993 | 12 Sep 1995 | | October 1942 | 40 Norleane Crescent, Runcorn, Warrington, Cheshire, WA7 5ER |
| KENYON, Paul Lawrence RESIGNED | Director | 17 Oct 1998 | 31 Dec 2000 | England | December 1957 | Packwood Mill Lane, Codsall, Wolverhampton, WV8 1EG |
| KENYON, Paul Lawrence RESIGNED | Director | 30 Sep 1993 | 11 Mar 1997 | | December 1957 | 11 Windsor Gardens, Codsall, Wolverhampton, West Midlands, WV8 2EX |
| KILLEN, Peter RESIGNED | Director | | 11 Mar 1997 | | September 1953 | Robin Hill Landscapes 162 Pine Road, Bournemouth, Dorset, BH9 1LX |
| LATTER, Elizabeth Rosemary RESIGNED | Director | 23 Nov 1999 | 30 Nov 2002 | England | July 1948 | The Coach House Silver Street, Tetbury, Gloucestershire, GL8 8DL |
| LATTER, Elizabeth Rosemary RESIGNED | Director | 12 Sep 1995 | 30 Sep 1998 | England | July 1948 | The Coach House Silver Street, Tetbury, Gloucestershire, GL8 8DL |
| LAWTON, Jeremy William RESIGNED | Director | 11 Mar 1997 | 19 Apr 1999 | England | January 1961 | Springfield, Pickmere Lane Pickmere, Knutsford, Cheshire, WA16 0JP |
| LOCKYER, Nina Rose RESIGNED | Director | 30 Jan 2004 | 22 Feb 2007 | England | November 1950 | Graftonbury Lodge, Wimbush Manor Shepreth, Royston, Hertfordshire, SG8 6QP |
| LOCKYER, Nina Rose RESIGNED | Director | 11 Mar 1997 | 16 Mar 2000 | England | November 1950 | Graftonbury Lodge, Wimbush Manor Shepreth, Royston, Hertfordshire, SG8 6QP |
| MARRISON, David Walter RESIGNED | Director | 02 Nov 1994 | 15 Jan 2001 | | July 1948 | Corner Cottage Otley Road, East Morton, Keighley, West Yorkshire, BD20 5UH |
| MIDDLETON, Peter RESIGNED | Director | | 30 Sep 1993 | | April 1953 | Tilhill Landscaping Ltd 48 Market Place, Thirsk, North Yorkshire, YO7 1LH |
| MILLIGAN, David RESIGNED | Director | | 30 Sep 1993 | | February 1942 | Hollybush Farm Warstone Road, Shareshill, Wolverhampton, West Midlands, WV10 7LX |
| MITCHELL, Gordon Arnold RESIGNED | Director | 11 Mar 1997 | 09 Jul 1998 | England | April 1947 | Fieldbank 65 Park Lane, Congleton, Cheshire, CW12 3DD |
| MOGFORD, Martyn Charles RESIGNED | Director | 22 Feb 2007 | 09 Sep 2015 | United Kingdom | March 1950 | The Old House Wells Lane, Ascot, Berkshire, SL5 7DY |
| MULLEY, John William RESIGNED | Director | 11 Mar 1997 | 15 Mar 1999 | | November 1956 | 2 Old Engine Houses, Brusselton, Shildon, County Durham, DL4 1QA |
| NEWTON, John Owen RESIGNED | Director | | 30 Sep 1993 | | January 1948 | Turfsoil Ltd, Tonbridge Road Teston, Maidstone, Kent, ME18 5AF |
| NOAR, David Harry RESIGNED | Director | 01 Feb 2005 | 26 Feb 2009 | United Kingdom | September 1963 | 12 Meadows Road, Cheadle Hulme, Cheadle, Cheshire, SK8 6EJ |
| NORTH, Nigel RESIGNED | Director | | 30 Sep 1994 | | November 1953 | Evergreen Landscapes, Wrington Road Congressbury, Bristol, Avon, BS19 5AN |
| O'CONNELL, Thomas Clement RESIGNED | Director | 07 Sep 2011 | 05 Sep 2012 | United Kingdom | December 1934 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| O'CONNER, John RESIGNED | Director | 08 Feb 2001 | 07 Sep 2011 | United Kingdom | September 1940 | Ridge Farm, Rabley Heath Road, Welwyn, Hertfordshire, AL6 9UA |
| OVERTON, George Derek RESIGNED | Director | 03 Feb 1998 | 15 Jan 2000 | | May 1926 | Holme Close, Welbourn, Lincoln, Lincolnshire, LN5 0QL |
| OVERTON, Richard RESIGNED | Director | | 30 Sep 1994 | | April 1955 | Overton (Uk) Limited, 112 Grantham Road, Waddington, Lincolnshire, LN4 2QF |
| PARSONS, Christine RESIGNED | Director | 10 Sep 2009 | 29 Nov 2011 | United Kingdom | January 1954 | 21, Hallam Grange Rise, Sheffield, S10 4BE |
| PATTISON, Janine Catherine RESIGNED | Director | 03 Sep 2014 | 07 Sep 2017 | United Kingdom | April 1962 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| PEEBLES, William Greig Henderson RESIGNED | Director | 30 Sep 1993 | 20 Apr 1999 | Scotland | April 1946 | 19 Auchenreoch Holdings, Milton Of Campsie, Glasgow, Lanarkshire, G66 8AG |
| PETTY, Leslie RESIGNED | Director | | 03 Jun 1992 | | January 1957 | J & W Blackburn Ltd, Pennine Nurseries Shelley, Huddersfield, W Yorks, HD8 8LG |
| POSTLES, Graham Eric RESIGNED | Director | 17 Nov 1993 | 01 Feb 2005 | England | August 1957 | 134 Caulfield Road, East Ham, London, E6 2DG |
| READ, Jodie Tiffany RESIGNED | Director | 04 Sep 2013 | 11 Sep 2018 | Wales | February 1975 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| REES, Gareth William RESIGNED | Director | 21 Sep 2010 | 23 Jan 2013 | Wales | February 1967 | 12, Llys Briallen, Brackla, Bridgend, Mid Glamorgan, CF31 2BG, United Kingdom |
| RUSSELL, Ian Thomas RESIGNED | Director | | 30 Sep 1994 | | March 1948 | Holehouse Farm, Eaglesham, G76 0NR |
| SARGENT, Alan George RESIGNED | Director | 30 Sep 1993 | 09 Mar 1995 | | August 1947 | 8 Willow Walk, Petworth, West Sussex, GU28 0FY |
| SIMPSON, Stuart George RESIGNED | Director | 07 Sep 2011 | 10 Sep 2024 | United Kingdom | August 1968 | Landscape House, National Agricultural Centre,, Stoneleigh Park Kenilworth, Warwickshire, CV8 2LG |
| SIMPSON, Stuart RESIGNED | Director | 09 Jul 1998 | 08 Feb 2001 | | August 1968 | 54 Pine Place, Cumbernauld, Glasgow, North Lanarkshire, G67 3AU |
| SODE, Hugh Finch RESIGNED | Director | 30 Sep 1994 | 12 Sep 1995 | | January 1949 | 3 Ness Road, Lydd, Romney Marsh, Kent, TN29 9DP |
| SONES, William Walter RESIGNED | Director | 03 Jun 1992 | 30 Sep 1994 | | December 1939 | Sones Landscapes, Littleburn Industrial Estate, Langley Moor, Co Durham, DH7 8HJ |