| Glenwood Equestrian Ltd | | 2000 |
| Glenwood Farm Limited | Narberth | 2025 |
| GLF Salads Ltd | Hoddesdon | 2024 |
| GLG (NI) Limited | Belfast | 2012 |
| Glide Capital Partners Ltd | Emsworth | 2025 |
| Glide Equine Limited | Cardiff | 2025 |
| Gliga Tree Services Limited | Ulverston | 2018 |
| Glinvesys Ltd | Newport | 2025 |
| Glinwell Marketing Limited | Milton Keynes | 1994 |
| Glinwell Public Limited Company | Milton Keynes | 1977 |
| Glis Glis Gone Limited | Chesham | 2023 |
| GLM Rural Ltd | Dungannon | 2026 |
| Gloag & Sons Limited | Middlesborough, | 1960 |
| Gloaming Tree Surgery Limited | Wirral | 2019 |
| Glob Pro Solutions Ltd | Manchester | 2024 |
| Global Access Ventures Ltd | London | 2024 |
| Global Agri Solutions Private Limited | Ilford | 2018 |
| Global Agriculture Management Limited | London | 2004 |
| Global and Eco Solutions Limited | Musselburgh | 2021 |
| Global British Solutions Ltd | London | 2020 |
| Global Carbon Credits Limited | London | 2007 |
| Global Cattle Exports Limited | Lytham St. Annes | 2010 |
| Global Cattle Imports & Exports Limited | Lytham St. Annes | 2020 |
| Global Certification Corporation Limited | London | 2025 |
| Global Coir Products Ltd | Dartford | 2025 |
| Global Crops Holding Ltd | London | 2025 |
| Global Crops Ltd | Edinburgh | 1993 |
| Global Energy Consultants Limited | Haslemere | 2000 |
| Global Equine Transport Limited | Bedford | 2019 |
| Global Farmers Connect Ltd | Nottingham | 2025 |
| Global Fisheries Limited | Bangor | 2021 |
| Global Fumigation Solutions Ltd | London | 2025 |
| Global Geospatial Intelligence Consultancy Services Limited | Shrewsbury | 2010 |
| Global Machinery Solutions Limited | Ipswich | 2003 |
| Global Pesca Limited | Dorking | 2013 |
| Global Plant Genetics Ltd | Hunstanton | 2015 |
| Global Poultry Trading Ltd | Borehamwood | 2026 |
| Global Recycling Solutions Limited | Ipswich | 2022 |
| Global Restoration Partners Limited | London | 2022 |
| Global Roots Consultancy Limited | Hailsham | 2018 |
| Global Roots Ltd | Grantham | 2016 |
| Global Rootz Limited | Cambridge, | 2015 |
| Global Salmon Initiative Limited | Horsham | 2020 |
| Global Sourcing and Procurement Consolidation UK Limited | London | 2026 |
| Global Tree Care Limited | Tunbridge Wells | 2022 |
| Global Wander Ltd | Marazion | 2020 |
| Global Wholesale Distribution Limited | Orpington | 2025 |
| Globalbridge Advisory Ltd | Cobham | 2025 |
| Globaltrax Ltd | London | 2005 |
| Globely Crops Limited | London | 1991 |
| Glossop Community Allotment CIC | Glossop | 2017 |
| Gloucester Cattle Society Limited | Gloucester | 2009 |
| Gloucester Tree and Orchard Group CIC | Gloucester | 2025 |
| Gloucestershire Animal Welfare Association and Cheltenham Animal Shelter | Cheltenham | 1999 |
| Gloucestershire Wildlife Enterprises Limited | Gloucester | 2015 |
| Glover & Associates Limited | Oswestry | 2013 |
| Glover Farming (West Dereham) Limited | Kings Lynn | 1995 |
| Gloverspiece Community Care Farm Limited | Droitwich | 2010 |
| Gloverspiece Minifarm Limited | Droitwich | 2017 |
| Glow N Glow Ltd | Leighton Buzzard | 2019 |
| Gludsted Ltd | Cardiff | 2025 |
| Glug OIL Ltd | Bristol | 2023 |
| Gluvian Growers Limited | Newquay | 2003 |
| Glwydcaenewydd Ltd | Powys | 2007 |
| Glyme Farm Limited | Chipping Norton | 1984 |
| Glympton Farms Limited | Woodstock | 1989 |
| Glyn Hamer Mill MIX Ltd | Leominster | 2005 |
| Glyn's Garden CIC | Church Stretton | 2023 |
| Glynbyr Wildlife Rescue and Animal Sanctuary CIC | Llandeilo | 2024 |
| Glyndwr Vineyard Limited | Cowbridge | 1931 |
| Glyngorse Farm & Leisure Ltd | Swansea | 2023 |
| GM ARB Training Ltd | Worthing | 2012 |
| GM Contractors Devon Limited | Holsworthy | 2004 |
| GM Farms Ltd | Lesmahagow | 2023 |
| GM Farrier Service Ltd | Ballymena | 2024 |
| GM Salads Limited | Hoddesdon | 2023 |
| GM Tree Services (NW) Limited | Worcester | 2025 |
| GMA (Cleveland Lodge) Limited | Middlesbrough | 2016 |
| GMC Hooftrimming Ltd | Stewarton | 2026 |
| GMD Forestry Limited | Ruthin | 2015 |
| GMK Fishing Limited | Kilmarnock | 2008 |
| Gmlk and Co Limited | Newark | 2026 |
| GMM Marine Ltd | Buckie | 2018 |
| GMR Fishing Ltd | Ayr | 2019 |
| GMS Farming Limited | Wellington | 2012 |
| GMS Land Services Limited | Ashkirk | 2017 |
| Gmtma Limited | Leeds | 2012 |
| GMW Poultry Ltd | Omagh | 2018 |
| GN Agro Limited | Sittingbourne | 2007 |
| Gnarly Tree Ltd | Louth | 2017 |
| GNB Farm Ltd | Crediton | 2002 |
| GNP Farm Ltd | Crediton | 2017 |
| GNW Marine Ltd | Macduff | 2018 |
| Go Flying Ltd | Melton Mowbray | 2019 |
| Go GRO INT Ltd | Cardiff | 2023 |
| Go Nutrition UK Minerals Ltd | Carnforth | 2020 |
| Go Stump NO Stump Limited | Cornwall | 2002 |
| Go Walkies Daycare and Boarding Ltd | Bolton | 2023 |
| Go West Contracting Ltd | Pailton | 2021 |
| Go-For-It Fishing Co Ltd | Helston | 2009 |