| East Anglian S. H. Ltd | London | 2025 |
| East Anglian Storage and Haulage Limited | Bury St. Edmunds | 2023 |
| East Appleton Farm Limited | Northallerton | 2014 |
| East Arkengarthdale Limited | London | 2013 |
| East Avercombe Farm Limited | Devon | 2003 |
| East Bilney Lakes Ltd | Dereham | 2020 |
| East Broadland Potato Growers Limited | Fakenham | 1983 |
| East Bros.(Timber)Limited | Salisbury | 1945 |
| East Carnigill Ltd | Seaton Burn | 2018 |
| East Cawthorne Farming | Northallerton | 2012 |
| East Close Farms Limited | Christchurch | 2020 |
| East Coast Arable Systems Limited | Stonehaven | 2013 |
| East Coast ARB Ltd | Boston | 2023 |
| East Coast Farm Contracts Ltd | Canvey Island | 2001 |
| East Coast Fisheries Liaison Limited | Lowestoft | 2017 |
| East Coast Growers Limited | Ely | 2003 |
| East Coast Organics Ltd | East Lothian | 2006 |
| East Coast Shellfish Ltd | Westhill | 2026 |
| East Coast Viners (Holdings) Limited | Stonehaven | 2013 |
| East Coast Viners (Peas and Beans) Limited | Stonehaven | 2013 |
| East Comalegy Limited | Huntly | 2003 |
| East Court Farm Ltd | Harrow | 2021 |
| East Culme Farm Limited | Taunton | 1928 |
| East Devon Land Management Limited | Colyton | 2022 |
| East Devon Tree Care Limited | Exmouth | 2007 |
| East END Farm Eggs Ltd | Letchworth Garden City | 2020 |
| East END Nurseries (Keyingham) Limited | Hull | 1972 |
| East Essex Grain Marketing Limited | Southminster | 1989 |
| East Essex Grain Store Limited | Southminster | 1989 |
| East Farm Dairy Ltd | Poundbury | 2014 |
| East Farm Farming Company | Wigton | 2014 |
| East FEN Farms Limited | Ely | 1968 |
| East Hants Arborists Ltd | Liphook | 2023 |
| East Hays Farming Limited | Colchester | 1996 |
| East Helscott Feedstock Limited | Bude | 2016 |
| East Hoyle Fish & Shellfish Ltd | Neston | 2019 |
| East Huntow Farm Limited | Bridlington | 2008 |
| East India Chatrapati Ltd | Leeds | 2024 |
| East Kent Hunt Limited | Ashford | 2002 |
| East Layton Stud Limited | Barnard Castle | 1981 |
| East Lead Ecommerce Ltd | Manchester | 2023 |
| East Lindsey Ranch Limited | Alford | 2024 |
| East Lodge Farm Limited | Northampton | 2021 |
| East Lodge Fishing Club | Brambridge | 2021 |
| East Logan Limited | Castle Douglas | 2019 |
| East London Mushroom Collective Ltd | London | 2024 |
| East Lothian Produce Limited | East Lothian | 1998 |
| East Manywells Farm Limited | Bradford | 2024 |
| East Midlands Dressage Group T/A Emdg | Newark | 2025 |
| East Midlands Pest Control Limited | Boston | 2010 |
| East Mohr Rare Breeds Ltd | Lanark | 2023 |
| East Ness Pier Ltd | Inverkeithing | 2026 |
| East Neuk Fishing Company Ltd | Anstruther | 2023 |
| East Pitkierie Limited | Forfar | 2018 |
| East Pool Farm Limited | Carmarthen | 2009 |
| East Reston Limited | Eyemouth | 2003 |
| East Riding Arborists Limited | Bridlington | 2021 |
| East Riding Crop Consultancy Limited | Driffield | 1974 |
| East Riding Farm Services Limited | Driffield | 1997 |
| East Riding Horticulture Limited | York | 1989 |
| East Roddam Estate Limited | Northumberland | 2022 |
| East Scales Limited | Dumfriesshire | 2007 |
| East Shaw Farms Limited | Hawes | 1992 |
| East Shaws Farm Limited | Near Barnard Castle | 2005 |
| East Side Fisheries Limited | Hull | 2013 |
| East Stoke Farm Limited | Bridgwater | 1960 |
| East Stour Developments Limited | Romney Marsh | 1989 |
| East Suffolk Donkey Sanctuary CIC | Saxmundham | 2022 |
| East Suffolk Produce Ltd | Woodbridge | 2013 |
| East Suffolk Water Abstractors Ltd | Woodbridge | 2003 |
| East Sussex Foods Limited | Polegate | 2018 |
| East Sussex Game Farm Limited | Eastbourne | 2023 |
| East Sussex Logs Ltd | Battle | 2023 |
| East Sussex Smallholders Ltd | Lewes | 2023 |
| East Sutton Vineyard Limited | Ashford | 2016 |
| East View Farms Ltd | Leicester | 2016 |
| East VOE Shellfish Limited | Shetland | 2006 |
| East Wingates Holdings Limited | Morpeth | 2022 |
| East Woodhay Stud Ltd | Newbury | 2026 |
| East Woodside Farming | Cumbria | 2007 |
| East Yorkshire Farming Contractors Limited | Beverley | 2023 |
| East Yorkshire Farms Limited | Driffield | 2011 |
| East Yorkshire Fish Farm Limited | Preston | 2023 |
| East Yorkshire Rivers Trust | Hull | 2006 |
| Eastacombe Eggs Limited | Bideford | 2018 |
| Eastbourne Doggy Daycare Ltd | Eastbourne | 2024 |
| Eastbourne U10 Fishermans CIC | Bexhill On Sea | 2012 |
| Eastburn Farms Limited | Driffield | 1960 |
| Eastbury Estates (1955) Limited | Taunton | 1955 |
| Easter Clune Ltd | Dunfermline | 2025 |
| Easter Rose Fishing Co. Ltd. | Peterhead | 2006 |
| Easter Ross Farmers Limited | Ross-Shire | 1976 |
| Easter Ross Potatoes | Arbroath | 2014 |
| Easter Tulloch Limited | Laurencekirk | 2000 |
| Easterbrook Farm Limited | Leeds | 2004 |
| Eastern & Baltic Timber Limited | Crickhowell | 2001 |
| Eastern Counties Knotweed Ltd | Downham Market | 2016 |
| Eastern Counties Straw Limited | Hertford | 2011 |
| Eastern Deer Ltd | Cambridge | 2025 |
| Eastern Farm Implements Limited | Lincolnshire | 1941 |