| Gemma Mabin Ltd | Haslemere | 2026 |
| Gemmill Bros Ltd | Stansted | 2014 |
| Gems Bloodstock Ltd | York | 2025 |
| Gene-Ric Horticulture Limited | Cranbrook | 2020 |
| General Farming and Contracting GFC Limited | Newport | 2021 |
| General Syndicate of Merchant Maritime Navigation Officers Ltd | London | 2022 |
| Generate Breeding Ltd | Kelso | 2018 |
| Genesis Agenda Ltd | Bristol | 2020 |
| Genesis Biomass Limited | Cambridge | 2022 |
| Genesis Cellardyke Ltd | Dundee | 2019 |
| Genesis Fishing Limited | Bridlington | 1996 |
| Genesis Forestry Ltd | Glasgow | 2022 |
| Genesis Green Stud Limited | Newmarket | 1993 |
| Genesis Horses Ltd | Swindon | 2025 |
| Genesis Rose Fishing Ltd | Brixham | 2025 |
| Genesis RX 411 Ltd. | Fraserburgh | 2007 |
| Genesis Trawler Limited | East Sussex | 2005 |
| Genesus UK Limited | Bodmin | 2017 |
| Geneyards Limited | Droitwich | 2019 |
| Genner Farms Limited | Alresford | 1973 |
| Genney Farming Ltd | Beverley | 2021 |
| Genovese Ltd | Blunham | 2011 |
| Gentech Propagation Ltd. | Kinross | 1988 |
| Gentech Reproduction Limited | Helston | 2025 |
| Gentian Hill Boarding Kennels and Cattery Ltd | Plymouth | 2020 |
| Gents Farm Equestrian Limited | Beccles | 2021 |
| Genus PLC | Basingstoke | 1994 |
| Genzell Ltd | Glenrothes | 2025 |
| GEO. E. Gittus & Sons Limited | Bury St. Edmunds | 1958 |
| Geo.H.Bowser.Limited | Spilsby | 1947 |
| Geoff Bower Limited | Nottinghamshire | 1978 |
| Geoff HAM Tree Services Ltd | St. Austell | 2018 |
| Geoff Stone Forestry Limited | Breakish | 2005 |
| Geoffrey Bates Limited | Maidstone | 1950 |
| Geoffrey Bruce Limited | Perthshire | 2004 |
| Geoffrey Deacon Training Ltd | Newbury | 2004 |
| Geoffrey Mason Limited | King'S Lynn | 1954 |
| Geoffrey Mayhew Farms Limited | Ipswich | 2010 |
| Geoffrey Urch Landscaping Limited | Newent | 2017 |
| Geomatt Ltd. | | 2007 |
| Geoponics Ltd | London | 2025 |
| Georg LOU N Ltd | Annan | 2005 |
| George a Mogridge Ltd | Salisbury | 2003 |
| George Addison Timber Harvesting Ltd | Stirling | 2024 |
| George Baines Farms Limited | Marston, Sutton Coldfield | 2005 |
| George Baker Racing Epsom Ltd | St. Ives | 2024 |
| George Brown (Sturton) Limited | Retford, | 1968 |
| George Campbell (Farmers) Limited | Caithness | 1960 |
| George Conn & SON Limited | Limavady | 1976 |
| George Dalgarno & Sons Limited | By Brechin | 1995 |
| George Ferries Limited | Aberdeen | 2006 |
| George Forrests Plants Limited | Burgess Hill | 2002 |
| George Gandy Limited | Bourne | 1952 |
| George Goacher & Sons Limited | Retford | 1964 |
| George Green (Bozeat) Limited | Northampton | 1959 |
| George HAY & Sons Limited | Spalding | 1959 |
| George Hogg & Son(Butchers)Limited | Nottingham | 1961 |
| George Ireland Livestock Limited | Newcastle Upon Tyne | 2018 |
| George Jack Fishing Ltd | Ellon | 2018 |
| George L. Glover & SON, Limited | Magherafelt | 1951 |
| George Marshall (Ancrum) Limited | Melrose | 1957 |
| George Mcdougal (Bassendean) Limited | Berwickshire | 1963 |
| George Mixer & Company,Limited | Norwich | 1949 |
| George More (Wick) Ltd | Thurso | 2004 |
| George Morrell (Farmers) Limited | Nr Knaresborough | 1936 |
| George Peckham Racing Limited | Fordham Ely | 2019 |
| George Pinkerton Limited | | 1955 |
| George Potbury Forestry Limited | West Sussex | 2004 |
| George Russell Farming Ltd | Denny | 2022 |
| George Russell Farms Limited | Denny | 2016 |
| George ST. Elvis Limited | Haverfordwest | 2013 |
| George Storrar (Farmers) Limited | Cupar | 1960 |
| George Tanner (Shalford) Limited | Braintree | 1987 |
| George Thompson (Great Oakley) Limited | Harwich | 1948 |
| George Thompson(Farms)Limited | Holbeach, | 1948 |
| George Tufts & SON (Watton) Limited | Thetford | 1970 |
| George W. Barker Limited | Richmond | 1978 |
| George Walker (Tree Care) Limited | Syston | 1992 |
| George West Limited | Peterhead | 2003 |
| George Whittaker and Sons Limited | Knutsford | 2017 |
| George Youngs (Farms) Limited | Sheringham | 1947 |
| George'A Ltd | Wellingborough | 2022 |
| George’S Discus Ltd | Bristol | 2021 |
| George’S Tree Company Ltd | Horsham | 2023 |
| Georgia Developments Wessex Limited | Winchester | 1998 |
| Georgia Farm Limited | Penzance | 2015 |
| Georgia House Newmarket Limited | Newmarket | 2025 |
| Georich Limited | North Somerset | 2007 |
| Georth Farms | Orkney | 2004 |
| Geotrac Ltd | Lancaster | 2026 |
| Geraint W Jones Limited | Maesteg | 2005 |
| Gerald Maguire Farms Limited | Lisnaskea | 2013 |
| Gerard & Claire Collins Limited | Enniskillen | 2014 |
| Gerddi Glan Dyfi Ltd | Machynlleth | 2025 |
| Germany Chickens Limited | Newark | 2024 |
| Germany Farms Limited | Newark | 1989 |
| Germany Yebai Chemical Limited | Kington | 2024 |
| Germicopa UK Ltd | London | 2016 |
| Gernos Enterprises Ltd | Llandysul | 2024 |
| Gerrard House Farm Limited | Carlisle | 2018 |