| Glass Canvas Studio Limited | East Molesey | 2025 |
| Glass Castle Trading Ltd | London | 2026 |
| Glass Caves Limited | Pontefract | 2025 |
| Glass Curtain Band Limited | Plymouth | 2013 |
| Glass Design Centre Limited | Lymington | 1997 |
| Glass Half Full Productions Limited | Southwold | 2013 |
| Glass Handbag Ltd | Edinburgh | 2023 |
| Glass Head Limited | London | 1994 |
| Glass House Dance Ltd | Norwich | 2017 |
| Glass Island Studios Ltd | Isle Of Jura | 2019 |
| Glass Performance Ltd. | Glasgow | 2008 |
| Glass Quarter Designs Limited | Stourbridge | 2016 |
| Glass Slipper Events Ltd | Llanelli | 2022 |
| Glass Slipper Parties Ltd | Llanelli | 2025 |
| Glass Water Studios Limited | London | 2025 |
| Glassbox Design Limited | Chatham | 2002 |
| Glasscourt Padel Limited | Manchester | 2025 |
| Glasshaus Displays Limited | Leeds | 2013 |
| Glasshaus Group Limited | Leeds | 2022 |
| Glasshouse Club Limited | London | 2025 |
| Glasshouse Fintech Limited | London | 2021 |
| Glasshouse Publications Ltd | Seaham | 2019 |
| Glassmasterer Limited | Oban | 2018 |
| Glasswerk Concerts Limited | Liverpool | 2009 |
| Glasswood Studios Limited | Renfrew | 2018 |
| Glassy Creations Limited | Reading | 2023 |
| Glaston-Bury Bury C.I.C. | Rossendale | 2026 |
| Glastonbarry Limited | Penarth | 2022 |
| Glastonbeoley Community Interest Company | Redditch | 2020 |
| Glastonbury Abbey | Glastonbury | 2009 |
| Glastonbury Chilkwell GUY Fawkes Carnival Committee Limited | Bridgwater | 1991 |
| Glastonbury Dragons C.I.C. | Glastonbury | 2017 |
| Glastonbury Festival Events Limited | Shepton Mallet | 2002 |
| Glastonbury Festivals Limited | Shepton Mallet | 1992 |
| Glastonbury Mural Trail CIC | Glastonbury | 2021 |
| Glawton Limited | Uttoxeter | 2007 |
| Glazey Days Limited | Fleetwood | 2016 |
| Glazing Waves CIC | Truro | 2024 |
| GLB Lighting Ltd | High Wycombe | 2021 |
| GLB Productions Limited | Droitwich | 2012 |
| GLC Artz Ltd | Enfield | 2025 |
| GLD Aerial Fitness Ltd | Longfield | 2025 |
| GLD Fitness Limited | Dartford | 2022 |
| GLD Promotions Ltd | Airdrie | 2026 |
| GLD School of Dance CIC | Newport | 2026 |
| Gleadless Valley Wildlife Trust, (the Charity). | South Yorkshire | 2000 |
| Glean Fitness (NI) Ltd | Carrickfergus | 2024 |
| Gleaston Water Mill Limited | Ulverston | 2005 |
| Glebe Facilities Limited | London | 2003 |
| Glebe Farm Equestrian Limited | Devon | 2020 |
| Glebe FC Ltd | Chislehurst | 2024 |
| Glebe Point (London) Limited | London | 2011 |
| Glebelands (Finchley) Indoor Bowls Club Ltd | London | 1989 |
| Glebelands Sports Association Limited | Stafford | 1979 |
| Glebeside Community Association Limited | Ballymoney | 2014 |
| Glee Club UK Limited | Bracknell | 2010 |
| Gleenet International Limited | London | 2019 |
| Gleet Productions Limited | London | 2012 |
| Glen Durrant Limited | Brierley Hill | 2015 |
| Glen Gorse Golf Club Limited | Leics | 1958 |
| Glen Hills Stables Limited | Leicester | 2001 |
| Glen Leon Music Limited | Worcestershire | 2003 |
| Glen Lodge Bawburgh Limited | Norwich | 2005 |
| Glen Rovers Hurling & Football Club Ltd | St. Albans | 2017 |
| Glen Scott Music Limited | London | 2014 |
| Glen Scouller Limited | Glasgow | 2004 |
| Glen Tramway Preservation Company Limited | Bradford | 2001 |
| Glen Trool Estates Limited | Crewe | 1995 |
| Glena Art Studio Ltd | London | 2025 |
| Glenavon Football and Athletic Club Limited | Lurgan | 1913 |
| Glenbervie Golf Club Limited | | 1932 |
| Glenbuchat Estate Limited | Strathdon | 2019 |
| Glenburn Enterprises Limited | London | 1990 |
| Glencairn Community Project | Belfast | 2017 |
| Glencalvie Estate | Edwalton | 2001 |
| Glencave Limited | Edgware | 1986 |
| Glencoe Activities Limited | Ballachulish | 2011 |
| Glencoe Boat Club Limited | Fort William | 2008 |
| Glendale Golf Limited | Chorley | 2002 |
| Glendigit Limited | Faringdon | 1988 |
| Glendo Entertainment Ltd | Stanley | 2019 |
| Gleneagles Sporting Ltd | Crieff | 2013 |
| Glenfab Limited | Lowgate | 1989 |
| Glenfarg Riding for the Disabled Association Group | Perth | 2010 |
| Glenfinnan Station Museum Ltd | | 2006 |
| Glengall Tavern Limited | London | 2011 |
| Glengormley Amateur Boxing Club | Newtownabbey | 2005 |
| Glenhaven Limited | | 2007 |
| Gleniffer Thistle FC Ltd | Paisley | 2026 |
| Gleninver Limited | Linlithgow | 2000 |
| Glenmac Sport Fisheries Limited | Glasgow | 1999 |
| Glenmast Limited | London | 2018 |
| Glenmount Sports Management Limited | Bridgnorth | 2018 |
| Glenn Irwin Ltd | Belfast | 2018 |
| Glenn Lewis Ltd | Leighton Buzzard | 2018 |
| Glenn Tipton Music Limited | Cannock | 1982 |
| Glenn Wills Limited | Cardiff | 2009 |
| Glenowen Fisheries Workers Co-Op Ltd | Derry | 1988 |
| Glenravel Community Development Association | Ballymena | 2006 |
| Glenrothes Football Club Community Interest Company | Glenrothes | 2019 |