| W E Barton Limited | Retford | 1997 |
| W E Benson Limited | Cumbria | 2003 |
| W E Garbutt & Sons Limited | Bridlington | 2014 |
| W E Johns Limited | Exeter | 2002 |
| W F Alton and SON Limited | Wetherby | 2010 |
| W F Bourne Limited | Market Drayton | 2011 |
| W F Western Farming Limited | Bideford | 2014 |
| W Faulkner Agri Ltd | Wrexham | 2026 |
| W Flannigan Farming Ltd | Berwick Upon Tweed | 2026 |
| W G Bower & SON Ltd. | Whitchurch | 2019 |
| W G Brown & Sons Limited | Rugeley | 2011 |
| W G C Farming Limited | Inverness | 1999 |
| W G F & D W Hunt Ltd | Totnes | 2016 |
| W G Farms Ltd | Wigton | 2012 |
| W G Harpur Tree Surgery Limited | West Molesey | 2010 |
| W G Richards & Sons Ltd | Pembroke | 2002 |
| W Glen Limited | Perthshire | 2005 |
| W H Bloodstock Limited | Newbury | 2018 |
| W H Bond & Sons Limited | Saltash | 1996 |
| W H Fisher & SON Ltd | Carlisle | 2017 |
| W H Middleton Limited | Doncaster | 2010 |
| W H Roberts Contracting Ltd | Porthmadog | 2023 |
| W H S Hotts Limited | Lockerbie | 2014 |
| W Harris Tree Surgery Limited | Leamington Spa | 2019 |
| W Hazelwood Limited | Grantham | 2023 |
| W Hodgson and SON Limited | Hull | 2005 |
| W I Prior and SON Farming | Halstead | 2011 |
| W J & a J Greenwood Ltd | Keighley | 2026 |
| W J B Moore Building Contractors Limited | Crumlin | 2008 |
| W J Higgins & SON Limited | Yeovil | 2022 |
| W J Jermy & Sons Limited | Halesworth | 1955 |
| W J Keel Rural Limited | Winscombe | 2025 |
| W J Kendall Contracting Limited | Biggleswade | 2011 |
| W J Manufacturing Limited | Peterborough | 2002 |
| W J Moir Ltd | Loughborough | 2022 |
| W J Sanderson & Sons Limited | Preston | 2006 |
| W J Saunders Forestry Ltd | Faringdon | 2026 |
| W J Smith & Sons Limited | Kidlington | 2018 |
| W J Stevenson Ltd | Limavady | 2015 |
| W Kerr Farming Limited | East Lothian | 2009 |
| W L Musgrave & Sons | Carlisle | 2013 |
| W L S Marine Ltd | Shetland | 2018 |
| W Lambourne & Sons Ltd | Buckingham | 2008 |
| W Lambourne Agricultural Services Ltd | Buckingham | 2018 |
| W Lyke Ltd | Lugwardine | 2024 |
| W M Bright Ltd | Honiton | 2017 |
| W M Garbutt Limited | York | 1999 |
| W M Osgerby Limited | Hull | 2010 |
| W M Riddell Farming Limited | Grantham | 2026 |
| W M Shorthouse Forestry Limited | Pitlochry | 2014 |
| W M Tree Services Ltd | Colchester | 2015 |
| W Martin & SON Limited | Colchester | 2011 |
| W Maylam Farms Limited | Faversham | 2011 |
| W Milner Renewables Ltd | Much Wenlock | 2025 |
| W Mumford & SON Limited | St. Neots | 2021 |
| W N W Izod Ltd | Chipping Norton | 2015 |
| W P Bruce (Peas) Limited | Perthshire | 2001 |
| W P D Holland & SON Limited | Bridlington | 2011 |
| W Pick & Sons Ltd | Newark | 2023 |
| W R & P J Tann Limited | Great Yarmouth | 1997 |
| W R Lloyd Contracting Limited | Swansea | 2025 |
| W R Roses Limited | Spalding | 2026 |
| W R Thomas & Co Limited | Ellesmere Port | 2016 |
| W R Tomson Limited | Nottingham | 2025 |
| W R Wilson and Sons | Castle Douglas | 2014 |
| W R Wilson Limited | Penrith | 2008 |
| W Redman Limited | Worcester | 1994 |
| W Robinson & SON (Seeds & Plants) Limited | Preston | 1959 |
| W S Campbell & SON Ltd | Huntingdon | 2020 |
| W S Farm Holdings Ltd | Northampton | 2019 |
| W S Howard & Sons Limited | Newton Abbot | 2003 |
| W Schug Limited | Appleby-In-Westmorland | 2022 |
| W Seward & Sons Ltd | Chesterfield | 2010 |
| W Stockdale and Sons Limited | Allerston | 2023 |
| W Swainson & SON Ltd | Carlisle | 2023 |
| W T Rossiter Limited | Dorchester | 1999 |
| W Turner Ltd | Henley-In-Arden | 2018 |
| W V Hinton (1994) Limited | Oxfordshire | 1993 |
| W&G Growers Ltd | Ely | 2022 |
| W. & A.C. Rose (Farms) Limited | Gainsborough | 1984 |
| W. & D. Allan Limited | Galashiels | 1965 |
| W. & J. S. Temporal Limited | Chesterfield | 1963 |
| W. & R. Logan Limited | Haddington | 2010 |
| W. & S. Ramsay Limited | Stranraer | 1960 |
| W. a. Mchardy & SON Limited | Cumbria. La7 7Na. | 1996 |
| W. a. Wells Farms Limited | Newark | 2011 |
| W. ASH & Sons Limited | Huntingdon | 2011 |
| W. Austen Richardson Limited | Richmond | 1992 |
| W. B. and D. E. Powell Limited | Ludlow | 2013 |
| W. Birkett Limited | Bognor Regis | 2014 |
| W. Burt & Sons (2003) Limited | King'S Lynn | 2003 |
| W. C. Manning Ltd | Bolton | 2023 |
| W. Carter and SON (Farms) Limited | Gainsborough | 1976 |
| W. Collins Tree Care Commercial Limited | Cheltenham | 2020 |
| W. Cumber & SON (Theale) Limited | Abingdon | 1949 |
| W. D. Brogden Ltd | Newbury | 2019 |
| W. D. Williams Farms Limited | Holywell | 2012 |
| W. E. & D. E. Litt Limited | Cockermouth | 2022 |
| W. E. Botterill & SON Limited | Melton Mowbray | 2021 |
| W. F. Mann & SON Limited | Leicester | 1955 |