| Grantown Dog Park Ltd | Grantown-On-Spey | 2026 |
| Grantown Museum and Heritage Trust | Grantown On Spey | 1992 |
| Grants Investment Ltd | Chorley | 2018 |
| Granvillewords Limited | Potters Bar | 2009 |
| Grape Yachting Ltd | London | 2021 |
| Grape.Vn Recordings Ltd | Leeds | 2014 |
| Grapefruit London Limited | London | 2021 |
| Grapes and Greens Ltd | Cranleigh | 2025 |
| Grapeville Limited | London | 1981 |
| Grapevine Shoot Productions Limited | London | 2018 |
| Graphfx Ltd | London | 2024 |
| Graphic Entertainments Limited | Guildhall Yard | 1984 |
| Graphic Outlines Ltd | London | 2008 |
| Graphic Tank Limited | Manchester | 2012 |
| Graphic Tech Limited | Redditch | 2025 |
| Graphiccity Limited | Ilford | 2015 |
| Graphicology Limited | Denbigh | 2012 |
| Graphics Art Limited | Towcester | 2025 |
| Graphicsi Limited | Battle | 2003 |
| Graphikgraphik Ltd. | Exeter | 2018 |
| Graphonic Ltd | Brighton | 2011 |
| Graphora Ltd | London | 2026 |
| Graphsimple Limited | Gwent | 1992 |
| Grappenhall Sports Club Limited | Warrington | 2002 |
| Grapple & Strike Limited | Cirencester | 1999 |
| Grapple Collective Ltd | London | 2022 |
| Grapple House Ltd | Manchester | 2024 |
| Grapple Labs Ltd | Bromley | 2025 |
| Grapple Strong Hull Limited | Hull | 2022 |
| Grapple Wars Ltd | Rhyl | 2023 |
| Grapple Worlds Ltd | Towcester | 2025 |
| Grapplers DEN NW Academy Ltd | Manchester | 2026 |
| Grappling Community Ltd | Diss | 2025 |
| Grappling Industries Limited | Pelsall | 2017 |
| Grapplix Ltd | Blackburn | 2025 |
| Gras Roots Community Interest Company | Evesham | 2015 |
| Grashoff Production Management Ltd | Exeter | 2024 |
| Grashy Holdings Ltd | Rochford | 2026 |
| Grasmere Village Hall Company Limited | Ambleside | 2001 |
| Grass Ceiling Production CIC | Whitstable | 2023 |
| Grass IS Always Greener Kinda Thing Limited | London | 2016 |
| Grass IS Green Ltd | Leeds | 2025 |
| Grass Roots and Sports Solutions Ltd | Margate | 2023 |
| Grass Roots Artist Management Ltd | London | 2010 |
| Grass Roots Bike Trial Limited | Milton Keynes | 2026 |
| Grass Roots Genealogy Ltd | Rayleigh | 2017 |
| Grass Roots Harness Racing Limited | Belfast | 2025 |
| Grass Roots Music C.I.C. | Ferryhill | 2020 |
| Grass Roots Productions Limited | London | 2025 |
| Grass Roots Sports Limited | Kenilworth | 2005 |
| Grass Roots Theatre Company Limited | Merseyside | 2003 |
| Grasshoppers Rugby Club Limited | Twickenham | 2005 |
| Grasshoppers Rugby Football Sports and Social Club Limited | Twickenham | 2010 |
| Grassington Festival Society | Skipton | 2006 |
| Grassington Performers Limited | Skipton | 2023 |
| Grassroot Sports Ltd | Farnborough | 2009 |
| Grassroot Support CIC | Colchester | 2025 |
| Grassroots 4 Good CIC | London | 2021 |
| Grassroots Aeration Ltd | Blackpool | 2019 |
| Grassroots Basketball CIC | Southampton | 2023 |
| Grassroots Community Limited | Manchester | 2018 |
| Grassroots Connect CIC | Reading | 2025 |
| Grassroots Football Academy (Enfield) Limited | London | 2014 |
| Grassroots Getaways Limited | Manchester | 2025 |
| Grassroots Project Ltd | Dagenham | 2024 |
| Grassroots Rising C.I.C. | Bristol | 2025 |
| Grassroots Sports Lottery C.I.C. | Barry | 2020 |
| Grassroots to Glory Ltd | Bolton | 2024 |
| Grassroots Tournaments Ltd | Derby | 2023 |
| Grassroots Wrestling Scotland Ltd | Glasgow | 2022 |
| Grassroots Youth Initiative C.I.C. | London | 2025 |
| Grassrootz Youth C.I.C. | Reading | 2024 |
| Gratia Ascend Ltd | London | 2025 |
| Gratitude Games (Manchester) Limited | Northampton | 2025 |
| Grave Situation Ltd | Richmond | 2026 |
| Gravel North Ltd | Ilkley | 2025 |
| Graven Guild Ltd | Barry | 2017 |
| Gravesend and District Theatre Guild | Gravesend | 2005 |
| Gravesend Cricket Lawn Tennis and Bowlingclub (1960) Limited | Gravesend | 1960 |
| Gravesham Golf Academy Ltd | Whyteleafe | 2016 |
| Gravesham Legend Sports Ltd | Gravesend | 2023 |
| Gravida Collective Ltd | Cardiff | 2021 |
| Graviton Games Ltd | Bournemouth | 2019 |
| Gravity & Levity Limited | Brighton | 2009 |
| Gravity 360 Ltd | London | 2023 |
| Gravity Fit Ltd | Wolverhampton | 2019 |
| Gravity Fitness Limited | Castleford | 2014 |
| Gravity Franchise Limited | Castleford | 2017 |
| Gravity Giveaways Ltd | Lichfield | 2023 |
| Gravity OFF Ltd | Aberdeen | 2025 |
| Gravity Pilates Limited | Macclesfield | 2024 |
| Gravity Sports Limited | Nottingham | 2022 |
| Gravity Works London Ltd | Harrow, | 2014 |
| Gravity Zero Entertainment Ltd. | London | 2019 |
| Gravitylive Limited | Bolton | 2007 |
| Gravityrigs Ltd | St. Helens | 2020 |
| Gravy Mercedes Ltd | Bristol | 2020 |
| Gravy Pictures Limited | Droitwich | 2021 |
| Gray Consultants Limited | | 2000 |
| Gray Dressage Limited | Banchory | 2026 |