| F a S 2000 Limited | Hull | 1984 |
| F Albone & SON Limited | Lincoln | 2010 |
| F Atkinson (Potatoes) Limited | York | 2022 |
| F B Eminson & SON Limited | Lancashire | 2005 |
| F B Parrish and SON Limited | Shefford | 2015 |
| F Brewer & SON Limited | Skipton | 2014 |
| F Burgoyne Limited | Haywards Heath | 2025 |
| F C & L Pyle Limited | Honiton | 2018 |
| F C Farming Limited | Penrith | 2025 |
| F Craven & Sons Limited | Boston | 1995 |
| F D Hall Ltd | Crook | 2006 |
| F Dennis & SON Ltd | Oakhampton | 2007 |
| F E Chilman & SON Ltd | Tibberton | 2026 |
| F E Daubney and SON Limited | Market Rasen | 2012 |
| F E Lodge & SON Limited | Doncaster | 2009 |
| F F Goose & Sons Limited | Spalding | 2002 |
| F G Pryor and SON Limited | Taunton | 2009 |
| F G Hoof Trimming Limited | Downpatrick | 2026 |
| F G Palmer & Sons Limited | Buckfastleigh | 2006 |
| F Goodale & SON Limited | Wisbech | 2006 |
| F Grassby & SON Limited | Hull | 2008 |
| F H Contracting Limited | Faversham | 2021 |
| F H Fishing Shetland Ltd | Shetland | 2020 |
| F J Baker Farms Limited | Sutton Coldfield | 2023 |
| F J Bosworth & Sons Limited | Ongar | 2025 |
| F J Clabon Potatoes Limited | Norfolk | 2004 |
| F J Heppelthwaite Solutions Limited | Slough | 2020 |
| F J Hodsman & Sons Ltd | North Yorkshire | 2003 |
| F J Lister & SON Limited | Cumbria | 2007 |
| F Jackson & Sons Ltd | Penrith | 2024 |
| F K Carter Limited | Bexhill | 1999 |
| F K Fishing Ltd. | Peterhead | 2003 |
| F L Equestrian Ltd | Wickham St. Paul, Halstead | 2015 |
| F L Green & Sons Limited | Retford | 2009 |
| F L P Consultants Limited | Chesham | 1997 |
| F L Readhead Limited | Leiston | 2013 |
| F M B (Scotland) Limited | Glasgow | 2003 |
| F M Boarding Kennels Ltd | Lichfield | 2015 |
| F M Caine & Sons Limited | Sheffield | 2018 |
| F M G B Limited | | 2004 |
| F M Ottewell & SON Limited | Belper | 2008 |
| F N Pile and Sons Ltd | Banbury | 2020 |
| F P Baybutt Limited | Ormskirk | 2018 |
| F P Calver Ltd | Norwich | 2021 |
| F Pennington & SON Limited | Exeter | 1951 |
| F R and J M Glazebrook and SON Limited | Sheffield | 2004 |
| F R Crew Fencing Limited | Cirencester | 2006 |
| F Simpson and SON Limited | Skegness | 2015 |
| F Tate and Sons Limited | Ripon | 2002 |
| F Tipple & Sons Limited | Sevenoaks | 2007 |
| F Tulloch and Partners Limited | Bixter | 2026 |
| F V Pigs Limited | Richmond | 2013 |
| F W Potter & SON Ltd | Chippenham | 2025 |
| F W S Carter & Sons Limited | Nr Exeter | 1986 |
| F Walker and Sons Limited | Evesham | 2003 |
| F&F Campbeltown Ltd | Campbeltown | 2025 |
| F&M Bloodstock Limited | Cheltenham | 2015 |
| F&M Brothers Tree Care Ltd | Warlingham | 2020 |
| F&S Forestry Services Ltd | Elgin | 2025 |
| F&W Forestry UK Limited | Exeter | 2012 |
| F. & J. Hambidge (Farms) Limited | Oxfordshire | 1972 |
| F. Brunton & Sons Limited | Cleveland | 1955 |
| F. Casswell Farms Limited | Grantham | 1976 |
| F. Dring & Sons Limited | Spalding | 1988 |
| F. H. Pullin & Sons Limited | Buckingham | 1987 |
| F. J. Hamer Ltd. | Newent | 2002 |
| F. J. Moody Agriculture Ltd | Barnetby | 2017 |
| F. J. Rowley and SON Limited | Stevenage | 1978 |
| F. Machin & Sons Limited | York | 1977 |
| F.A. & E.M. Hill Limited | Exeter | 1977 |
| F.A. Rogers and SON Limited | Royston | 1963 |
| F.A.Secrett,Limited | Godalming | 1947 |
| F.A.W. Baker's Kingston Farms Limited | Crewkerne | 1960 |
| F.Abbey & Sons Limited | Harlow | 1958 |
| F.B. Cooper (Wood Head) Limited | Nr Warrington | 1965 |
| F.B. Evans & SON Limited | Frodsham | 2012 |
| F.C. Butler & Sons Limited | Cambridge | 1960 |
| F.C. Stubbings & Sons Limited | Bridlington | 1957 |
| F.C.& H.S.Allen Limited | Peterborough | 1946 |
| F.D.Small & Co.Limited | Basingstoke | 1958 |
| F.Dunmore & SON Limited | Bedford | 1960 |
| F.E. Middleton and SON Limited | Wainfleet | 1978 |
| F.E.A.Briggs Limited | Nr Lyndhurst | 1970 |
| F.E.Body & Sons,Limited | Bristol | 1952 |
| F.G. Normandale (Scarborough) Limited | North Yorkshire | 1990 |
| F.G. Reynolds (Farms) Limited | Dunmow | 1961 |
| F.G.Battle & Sons,Limited | Lincoln | 1947 |
| F.G.Brewer & Sons(Farms)Limited | St Columb | 1960 |
| F.G.Jackson Limited | Benson | 1944 |
| F.G.Jeanes & SON Limited | Bridgwater | 1960 |
| F.G.Johnson Limited | Melton Mowbray | 1954 |
| F.G.Pierce & Sons Limited | Sevenoaks | 1958 |
| F.H. and G. Hotchkin Limited | Sleaford | 1976 |
| F.H. Farms Limited | Edwalton | 1972 |
| F.H.Easton Limited | Norwich | 1956 |
| F.Harold Rockcliffe Limited | Wisbech | 1961 |
| F.I. Bliss Limited | Peterborough | 1954 |
| F.I.M.M. Farming Company Ltd. (the) | Forfar | 1955 |
| F.J. Dakin & SON Limited | Derby | 1980 |
| F.J. Meaden (Gorcombe) Limited | Blandford | 1956 |