| Glossop North END Association Football Club Limited | Glossop | 1991 |
| Glossop Padel Ltd | Hyde | 2025 |
| Glossop Pyegrove Tennis Club | Ashton Under Lyne | 1997 |
| Glossy Yachts Ltd | London | 2024 |
| Gloucester & District Referee Society Ltd | Cheltenham | 2016 |
| Gloucester ALL Blues Rugby Football Club | Gloucester | 2008 |
| Gloucester Athletics Track Management Ltd | Gloucester, | 2011 |
| Gloucester Boathouse Limited | Gloucester | 2012 |
| Gloucester City AFC Limited | Gloucester | 2021 |
| Gloucester City Association Football Club (1980) Limited | Gloucester | 1980 |
| Gloucester City Swimming Club Limited | Gloucester | 2015 |
| Gloucester Contemporary Artists CIC | Gloucester | 2024 |
| Gloucester Fight Factory Limited | Gloucester | 2019 |
| Gloucester Hartpury Rugby Ltd | Gloucester | 2023 |
| Gloucester Railcar Trust Limited | Newport | 1996 |
| Gloucester Road Fitness Ltd | Bristol | 2019 |
| Gloucester Rowing Club Ltd | Gloucester | 2020 |
| Gloucester Rugby Limited | Gloucester | 1891 |
| Gloucester Sport and Leisure Limited | Bristol | 2012 |
| Gloucester Sport Ltd | Gloucester | 2021 |
| Gloucester Street Productions Limited | Orpington | 2021 |
| Gloucestershire Arts & Social Projects CIC | Gloucester | 2022 |
| Gloucestershire Arts and Crafts Centre Limited | Stroud | 2010 |
| Gloucestershire Autograss League Limited | Caldicot | 1997 |
| Gloucestershire Aviation Collection | Gloucester, | 1987 |
| Gloucestershire Cheer and Dance Academy Ltd | Gloucester | 2009 |
| Gloucestershire Cricket Foundation | Bristol | 2010 |
| Gloucestershire Everyman Theatre Company Limited | Gloucestershire | 1960 |
| Gloucestershire Everyman Theatre Touring Company Ltd | Cheltenham | 2019 |
| Gloucestershire Football Association Limited | Bristol | 1999 |
| Gloucestershire Golf Union Limited | Oxford | 2025 |
| Gloucestershire Lawn Tennis Association Limited | Gloucester | 2022 |
| Gloucestershire Magician Ltd | Cheltenham | 2019 |
| Gloucestershire Mountaineering Club Ltd | Dursley | 2025 |
| Gloucestershire Outdoor Activities & Training Ltd | Gloucester | 2024 |
| Glove on Tour Ltd | Edinburgh | 2018 |
| Glove Sports Limited | Altrincham | 2014 |
| Glove UP OR Shut UP Limited | Frome | 2025 |
| Glover Corp Ltd | Somerton | 2022 |
| Glover Events Ltd | Nottingham | 2026 |
| Gloves on Ltd | London | 2026 |
| Glow & Go Maidstone Ltd | London | 2022 |
| Glow 365 Health & Fitness Ltd | Buckie | 2025 |
| Glow Arts Limited | Burnley | 2021 |
| Glow Ballooning Ltd | Langport | 2023 |
| Glow by Irina Ltd | Folkestone | 2026 |
| Glow Dance Academy Limited | Clydebank | 2026 |
| Glow Events Ltd | London | 2020 |
| Glow Experiential Agency Ltd | London | 2023 |
| Glow Fitness Ltd | Stoke-On-Trent | 2023 |
| Glow Galaxy Art Ltd | Hythe | 2016 |
| Glow House Studios Limited | Billericay | 2026 |
| Glow Media Group Limited | Borehamwood | 2016 |
| Glow Music Ltd | Coventry | 2010 |
| Glow ORA Gardens Ltd | London | 2026 |
| Glow Together Inclusive Aerial Arts CIC | Fareham | 2026 |
| Glow UP Events Ltd | London | 2025 |
| Glow UP Productions Limited | London | 2023 |
| Glow World Ltd | Wakefield | 2023 |
| GLOW1111 Ltd | London | 2024 |
| Glowe Fitness Ltd | Horsham | 2026 |
| Glowed UP Ltd | London | 2019 |
| Glowents Ltd | Bournemouth | 2026 |
| Glowing Global Ltd | ,Kington | 2025 |
| Glowing Mamma Ltd | Worcester | 2023 |
| Glowing Report Limited | Sheffield | 2006 |
| Glowing Social Ltd | Newcastle Upon Tyne | 2026 |
| Glowinone Limited | London | 2019 |
| Glowpals Ltd | Bolton | 2026 |
| Glowsculpt Ltd | Chertsey | 2026 |
| Glowsfitness Limited | London | 2025 |
| Glowstick Entertainment Ltd | Dundee | 2026 |
| Glowworm Touring Ltd | London | 2025 |
| GLS Consultancy Ltd | Enfield | 2013 |
| GLS Entertainments Ltd | Cobham | 2014 |
| Gltn Collective Limited | Liverpool | 2024 |
| Glue and Glittered CIC | Birmingham | 2025 |
| Glue Collective Ltd | Birmingham | 2017 |
| Glue Productions Limited | London | 2017 |
| Gluegang Ltd | London | 2021 |
| Gluh CIC | London | 2025 |
| Glum Tortoise Limited | London | 2020 |
| Glusburn Community & Arts Centre | Keighley | 2011 |
| Gluv Entertainment Ltd | Wembley | 2025 |
| Glyfada Inc Limited | Exeter | 2025 |
| Glyn Abbey Gym Limited | Kidwelly | 2014 |
| Glyn Cannon Limited | High Wycombe | 2003 |
| Glyn Davies Photo-Artist Limited | Bangor | 2007 |
| Glyn Ebbw Fields & Training Facilities Ltd | Ebbw Vale | 2019 |
| Glyn Jones Racing Limited | Loughborough | 1999 |
| Glyn Rhodes Promotions/Sheffield Boxing Centre Limited | Barnsley | 2005 |
| Glyncorrwg RFC Limited | Port Talbot | 2019 |
| Glynde and Beddingham Swimming Club CIC | Lewes | 2023 |
| Glyndebourne Productions Limited | Sussex | 1939 |
| Glynduro Events Ltd | Cardiff | 2025 |
| Glynis Henderson Productions Ltd | London | 2001 |
| Glynn's Gaming Ltd | South Ockendon | 2014 |
| Glynneath RFC Limited | Glynneath | 2017 |
| Glynnsport Limited | Bordon | 2004 |
| Gl`Eaubal Limited | London | 2002 |