| Gladiator Promotions (UK) Ltd | Congleton | 2008 |
| Gladiator Tennis and Training Limited | Camberley | 2013 |
| Gladiators Boxing Academy CIC | Huddersfield | 2026 |
| Gladibet Ltd | Altrincham | 2025 |
| Gladius Global Events Ltd | Manchester | 2025 |
| Gladsilva Productions Ltd | Bradford | 2017 |
| Gladstone Connect Limited | Peterborough | 2001 |
| Gladstone Gym Limited | Edinburgh | 2020 |
| Gladstone Village Hall | Neston | 2011 |
| Gladwell Entertainments Ltd | Ipswich | 2014 |
| Gladys Swan Ltd | Bristol | 2025 |
| Gladys Tidings Ltd | Totnes | 2025 |
| Glais Rugby Football Club Limited | Swansea | 2019 |
| Glais Valley Equestrian Ltd | Port Talbot | 2026 |
| Glam Art Promotions Ltd | Manchester | 2025 |
| Glam LUX Events Ltd | Windsor | 2019 |
| Glam Slam Limited | Twickenham | 2002 |
| Glam Snap Events Ltd | London | 2026 |
| Glamavan Franchise Limited | Wallington | 2023 |
| Glamorgan Anglers Club Limited | Cardiff | 2001 |
| Glamorgan Wanderers Rugby Football Club Limited | Ely | 2019 |
| Glamorgan Wild Life Trust Limited(The) | Tondu Bridgend | 1961 |
| Glamorous Lashes Limited | London | 2009 |
| Glamour and Gamble Ltd | Prescot | 2024 |
| Glamour Competitions Ltd | London | 2025 |
| Glamour on SET Limited | Enfield | 2025 |
| Glampfest Events Limited | Harrogate | 2020 |
| Glampotel UK Ltd | London | 2014 |
| Glampy Campy Ltd | Ashford | 2017 |
| Glamroc Ltd | London | 2006 |
| Glamrou Limited | London | 2020 |
| Glamsquad Crew Ltd | Enfield | 2013 |
| Glamzoo Events Limited | Wakefield | 2017 |
| Glan Conwy Sports Association CIC | Colwyn Bay | 2019 |
| Glan Morfa Cycling Association (Marsh Tracks) Limited | Rhyl | 2010 |
| Glanfield Sailing Limited | Exmouth | 2017 |
| Glanford and Scunthorpe Canoe Club Ltd | Brigg | 2014 |
| Glas-Goes POP CIC | Glasgow | 2025 |
| Glasbury Arts Ltd | Glasbury-On-Wye | 2011 |
| Glasfryn Activity Park Ltd | Pwllheli | 2024 |
| Glasfryn Parc Ltd | Liverpool | 2014 |
| Glasgogh Ltd | Gallowgate | 2025 |
| Glasgow 2026 Limited | Glasgow | 2024 |
| Glasgow Aikido Club Ltd | Glasgow | 2023 |
| Glasgow Ansar Limited | Glasgow | 2005 |
| Glasgow Aquapark Limited | Dalry | 2025 |
| Glasgow BUS Museum Limited | Auchentiber | 2002 |
| Glasgow Chamber Orchestra Limited | Glasgow | 2017 |
| Glasgow City Football Club Limited | Glasgow | 2021 |
| Glasgow City Padel Ltd | Glasgow | 2025 |
| Glasgow Corporation Transport Limited | Auchentiber | 2001 |
| Glasgow Dance Academy Limited | Glasgow | 2015 |
| Glasgow East Arts Company Limited | Glasgow | 2003 |
| Glasgow Eastern Developments Limited | | 1995 |
| Glasgow Electronic Music Archive CIC | Glasgow | 2025 |
| Glasgow Fashion Week Ltd | Glasgow | 2018 |
| Glasgow Flight Centre Limited | Paisley | 2021 |
| Glasgow Flying Club Limited | Renfrewshire | 1977 |
| Glasgow Girls FC Facilities Management Ltd | Glasgow | 2024 |
| Glasgow Golf Simulator Limited | Glasgow | 2021 |
| Glasgow Gymnastics Club CIC | Glasgow | 2024 |
| Glasgow Hawks RFC Limited | Glasgow | 1997 |
| Glasgow Highland Games Ltd | Stirling | 2026 |
| Glasgow Hutchesons' Aloysians Rugby Football Club Limited | Glasgow | 2016 |
| Glasgow Hutchesons' Aloysians Sports Club Limited | Glasgow | 1969 |
| Glasgow Independent Studio | Glasgow | 1996 |
| Glasgow International Comedy Festival Ltd | Edinburgh | 2022 |
| Glasgow International Jazz Festival Limited | Glasgow | 1986 |
| Glasgow Life Creations Ltd | Glasgow | 2020 |
| Glasgow MAN Club Ltd | Glasgow | 2018 |
| Glasgow Martial Arts Centre Limited | Glasgow | 2014 |
| Glasgow Muay Thai and MMA Limited | Glasgow | 2015 |
| Glasgow Nathan Coaching Ltd | Glasgow | 2025 |
| Glasgow Photography Group | Glasgow | 1988 |
| Glasgow Print Studio Limited | Glasgow | 1973 |
| Glasgow Repertory Company | Glasgow | 2001 |
| Glasgow Roller Derby Ltd | Glasgow | 2011 |
| Glasgow School of Burlesque Ltd | Glasgow | 2019 |
| Glasgow School of Wrestling Ltd | Glasgow | 2023 |
| Glasgow Science Centre (Trading) Limited | Lanarkshire | 2000 |
| Glasgow Sculpture Studios Limited | Glasgow | 1988 |
| Glasgow Southside Sports Club Ltd | Glasgow | 2026 |
| Glasgow Theatre & Arts Collective Limited | Glasgow | 2010 |
| Glasgow Theatres Limited | Woking | 2002 |
| Glasgow Tigers Speedway Limited | Glasgow | 2012 |
| Glasgow Underground Artists Limited | London | 2015 |
| Glasgow United FC Limited | Glasgow | 2021 |
| Glasgow Voice Care Ltd | Kirkliston | 2021 |
| Glasgow Warriors Limited | Edinburgh | 2017 |
| Glasgow Watersports | Glasgow | 2012 |
| Glasgow Wellington Football Club Limited | Glasgow | 2024 |
| Glasgow Women's Library Limited | Glasgow | 1997 |
| Glasgow Wrestling Limited | Larkhall | 2020 |
| Glasgowbury | Draperstown | 2010 |
| Glasgowist Limited | Glasgow | 2015 |
| Glass ACT Ltd | Leyland | 2024 |
| Glass Art Designs Ltd | Stourbridge | 2022 |
| Glass Art Society UK Limited | Stourbridge | 2023 |
| Glass by Nash Ltd | Cradley Heath | 2025 |
| Glass Canvas Group Limited | London | 2017 |