| Gothard Partners Limited | Taunton | 2020 |
| Gothic Farms Limited | Halesworth | 1991 |
| Goulceby Farming Limited | Grimsby | 2014 |
| Gould Game Farming Limited | Winchester | 2017 |
| Gould Land Ltd | Helston | 2019 |
| Goulden Management Limited | Newbury | 1977 |
| Gouldman Farms (Holdings) Limited | Umberleigh | 1990 |
| Gouldman Farms Limited | Umberleigh | 1973 |
| Goulton Stables Limited | Hartlepool | 2026 |
| Gourdie Farms (Perth) Ltd. | Spittalfield | 2000 |
| Gourmet Garlic Ltd | London | 2025 |
| Gourmet Mushrooms Limited | Colchester | 1996 |
| Govals Farms Limited | Angus | 2002 |
| Governance Strategies Limited | London | 2018 |
| GOW Agricultural Ltd | Halkirk | 2018 |
| GOW Fishing Company Ltd | Wick | 2018 |
| Gowan Crop Protection Limited | Harpenden | 2015 |
| Gowanbank Farms Limited | Forfar | 1976 |
| Gower Acres Limited | Cambridge | 2012 |
| Gower Dairy Limited | Swansea | 2015 |
| Gower Farm Services Limited | Canterbury | 2012 |
| Gower Fish Co Limited | Swansea | 2023 |
| Gower Gourmet Mushrooms Limited | Swansea | 2025 |
| Gower Granary Ltd | Swansea | 2017 |
| Gower Lavender Ltd | Swansea | 2018 |
| Gower Pony Adventures Limited | Swansea | 2025 |
| Gower Poultry Limited | Swansea | 2007 |
| Gower Tree Work Specialists Ltd | Swansea | 2022 |
| Gowlog Farm Ltd | Barry | 2025 |
| Goytree Farm Ltd | Hereford | 2022 |
| GP & a Wilson Ltd | Poulton Le Fylde | 2017 |
| GP & R Harper Limited | Brough | 2003 |
| GP Amaeth CYF | Haverfordwest | 2020 |
| GP Equestrian Ltd | Wincanton | 2019 |
| GP Freelancing Equine & Transport Services Ltd | Uttoxeter | 2026 |
| GP Horses Limited | Worthing | 2023 |
| GP Watson Trading Ltd | Norwich | 2004 |
| GPH Mushrooms Ltd | Armagh | 2009 |
| Gphm Contracting Limited | Chelmsford | 2012 |
| GPM Agricultural Limited | Norwich | 2017 |
| GPM Countryside Services Limited | Holsworthy | 2017 |
| GPM Farming Services Limited | Stevenage | 2007 |
| GPS (North West) Limited | Whitefield | 1996 |
| GPS Contracting (FR) Ltd | Fraserburgh | 2023 |
| GPS Potatoes Limited | Aberdeen | 2021 |
| GPV Produce Limited | Tamworth | 2021 |
| GQ Gardening Ltd | London | 2023 |
| GQS Cifa Limited | Leeds | 2018 |
| GR & EK Withers Ltd | Bristol | 2018 |
| GR & JM Shaw (Farms) Limited | Moor, York | 2002 |
| GR and KA Mason Limited | Church Stretton | 2010 |
| GR Base Limited | Lewes | 2020 |
| GR Tree Services Limited | Treharris | 2023 |
| Graby Farm,Limited | Sleaford | 1939 |
| Grace and Flavour C.I.C. | Leatherhead | 2009 |
| Grace Dieu Nurseries Ltd | Melton Mowbray | 2020 |
| Grace Harris Racing Limited | Chepstow | 2026 |
| Grace Natural Foods Limited | London | 2018 |
| Grace Taylor Equestrian Limited | Daventry | 2025 |
| Graceful Fishing Company Limited | Buckie | 2016 |
| Graceful Gardens (Hever) Limited | Edenbridge | 2006 |
| Graceland Equestrian Ltd | Petworth | 2023 |
| Gracelands Equestrian Centre Limited | Elmbridge, Droitwich | 2007 |
| Grade Restoration Ltd | Sherborne | 2020 |
| Gradebox Limited | Immingham | 1994 |
| Gradwell Farms Limited | Tarporley | 1997 |
| Graeme B Ltd | Banff | 2025 |
| Graeme Barton Limited | Lancaster | 2002 |
| Graeme Duck (Farm Partnership) Limited | Scunthorpe | 2016 |
| Graeme Renton Farming Limited | Dunbar | 2006 |
| Graftingardeners (London) Limited | London | 2009 |
| Grafton Farms Limited | Malpas | 2014 |
| Grafton Mere Fisheries Limited | York | 2011 |
| Graham Bartlett Limited | Sherborne | 2011 |
| Graham Bell Timber Harvesting Limited | Glenrothes | 2009 |
| Graham Bradley Landscape and Forestry Limited | Millom | 2012 |
| Graham Farms Holding Limited | Wigton | 2006 |
| Graham Farms Limited | Wigton | 2019 |
| Graham Fowler & Sons Limited | Wisbech | 2003 |
| Graham Holdings Cargo Ltd | Carlisle | 2024 |
| Graham Nicholl Tree Surgery Limited | Essex | 2002 |
| Graham Northern Services Ltd | St. Helens | 2018 |
| Graham Roberts & Helen Gorton Ltd | Wrexham | 2026 |
| Graham Robinson Limited | Rugeley | 2002 |
| Graham Wade Farms Limited | Grantham | 2011 |
| Graham Ward Farms Limited | Crewe | 1988 |
| Graham Wilson & Sons (Farms) Limited | Perthshire | 1980 |
| Graham's Dairies Limited | Bridge Of Allan | 1997 |
| Grahams Active Care Ltd. | Helensburgh | 2016 |
| Grahams Fishing Limited | Pembroke | 2003 |
| Grahams the Family Dairy (Nairn) Limited | Bridge Of Allan | 2014 |
| Grahams the Family Dairy (Property) Limited | Stirling | 2002 |
| Graianog CYF | Porthmadog | 2016 |
| Graig Fawr Livery Limited | Caerphilly | 2021 |
| Graig Wood CIC | Porthcawl | 2024 |
| Graig-Ddu Wood Gundogs Limited | Pontypool | 2021 |
| Grain Farm Limited | Hebden Bridge | 1974 |
| Grain Services Limited | Haverhill | 2024 |
| Grainger Brothers (Farms) Limited | Kidderminster | 1983 |
| Grainmarket Alpaca Ltd | London | 2023 |