| Grand Musique Management Ltd | London | 2026 |
| Grand National Archery Society(The) | Newport | 1977 |
| Grand Opera House Trust | Belfast | 1994 |
| Grand Orgue Limited | Sevenoaks | 2018 |
| Grand Pavilion Events C.I.C. | Llandrindod Wells | 2016 |
| Grand Pier (Teignmouth) Limited | Devon | 1961 |
| Grand Prix Concert Agency Limited | Gosport | 2019 |
| Grand Prix Drivers Association Limited | London | 1996 |
| Grand Prix Karting Limited | Horsham | 1992 |
| Grand Prix Lites Limited | Wylye Warminster | 1998 |
| Grand Prix Motorsports Ltd | London | 2024 |
| Grand Promotion Events Ltd | Norwich | 2003 |
| Grand Reels UK Ltd | Waltham Abbey | 2025 |
| Grand Slam Management Limited | Bristol | 2008 |
| Grand Slam Tennis Properties Ltd | Roehampton | 2009 |
| Grand Slam Theatre Company Ltd | Swansea | 2008 |
| Grand Tour Audax Events Ltd | Newcastle Upon Tyne | 2026 |
| Grand Union Crossfit Limited | Berkhamsted | 2018 |
| Grand Union Music Theatre Limited(The) | London | 1986 |
| Grand Union Studios Limited | Birmingham | 2009 |
| Grand-Nasium Ltd | Stockport | 2021 |
| Grandfields Westonzoyland MX and Learner Driver Area Ltd | Bridgwater | 2022 |
| Grandis Pictures Ltd | London | 2025 |
| Grandmasterofsecrets. Ltd | Bracknell | 2022 |
| Grandpa Stan Limited | London | 2008 |
| Grandpa’S Beans Limited | London | 2019 |
| Grandprix International Limited | London | 2017 |
| Grandslam Boxing Promotions Ltd | Bradford | 2025 |
| Grandslam Padel Ltd | Watford | 2025 |
| Grandspan Limited | Porthcawl | 1999 |
| Grandstand - Stoneleigh Events Limited | Kenilworth | 2001 |
| Grandstand Event Management Limited | Kenilworth | 2001 |
| Grandstand Hospitality Limited | | 1994 |
| Grandstand Media Limited | Kenilworth | 1994 |
| Grandstand Racing Limited | Henfield | 2014 |
| Grandverge Residents Association Limited | Telford | 1984 |
| Grane Engineering Museum | Nelson | 2014 |
| Grange and Broughty Golf Company Ltd | Dundee | 2005 |
| Grange Archive Services Ltd | Birmingham | 2018 |
| Grange Club (Birtley) Limited (the) | Hove | 1965 |
| Grange Cross Community Association | Antrim | 2012 |
| Grange Events Limited | Ipswich, Suffolk | 1997 |
| Grange Farm Leisure Limited | Peterborough | 2011 |
| Grange Farm Sporting Clays Limited | Leicester | 2011 |
| Grange Farm Sports Centre Limited | Epping | 2009 |
| Grange Fell Golf Club Ltd | Grange Over Sands | 2018 |
| Grange Fitness Ltd | Ipswich | 2008 |
| Grange Golf Limited | Rotherham | 2025 |
| Grange Hill Farm Limited | Cheltenham | 2004 |
| Grange Live Gaming Limited | Coventry | 2015 |
| Grange Meadow CIC | Bletchingley | 2022 |
| Grange Over Sands Golf Club Limited | Grange Over Sands | 2013 |
| Grange Park Beer Festival Ltd | Leeds | 2024 |
| Grange Park Golf Club,Limited(The) | St Helens | 1911 |
| Grange Park Leisure Ltd. | Burntisland | 1998 |
| Grange Park Opera | Alresford | 1998 |
| Grange Pilates Ltd. | Edinburgh | 2013 |
| Grange Rifle & Pistol Club | West Kirby | 2019 |
| Grange Weddings Limited | Nantwich | 2026 |
| Grange Yard Ltd | Newcastle | 2011 |
| Grangemouth Stags Rugby Football Club Limited | Grangemouth | 2019 |
| Grangemouth Stags Rugby Football Club Trading Limited | Grangemouth | 2019 |
| Grangeside Fitness Kesgrave Ltd | Bury St Edmunds | 2022 |
| Grangetown Community Leisure Limited | Cardiff | 2025 |
| Grangetown Netball CIC | Grangetown, Middlesbrough | 2024 |
| Grangewood Tennis Centre Limited | Sutton Coldfield | 2022 |
| Granite (N.I.) Limited | Keady | 2022 |
| Granite City Events Ltd | Aberdeen | 2014 |
| Granite Competitions Ltd | Aberdeen | 2023 |
| Granite Fight Factory Ltd | Aberdeen | 2015 |
| Granite Grit Ltd | Banchory | 2025 |
| Granite Leisure Limited | Bo'Ness | 2023 |
| Granite Music Management Ltd | Aberdeen | 2025 |
| Granny Magic Ltd | London | 2022 |
| Granny Turismo Ltd | Bristol | 2025 |
| Granny's Mansion Ltd | London | 2023 |
| Granola Girlies Ltd | London | 2025 |
| Grant Bailey Art Direction Limited | Rochford | 2012 |
| Grant Bishop Limited | London | 2017 |
| Grant Hardie Ltd | Dumfries | 2020 |
| Grant Leisure Group Limited | Blackpool | 1982 |
| Grant Mcallister Ltd | Rainhill | 2024 |
| Grant Naylor Productions Limited | London | 1990 |
| Grant Nichols Music Limited | Littlehampton | 2017 |
| Grant Park Community Sports & Education CIC | Lossiemouth | 2025 |
| Grant Tuer Racing Limited | Ripon | 2021 |
| Grantham and District Indoor Bowling Club Limited | Lincs | 1982 |
| Grantham Arts CIC | Grantham | 2020 |
| Grantham Community Heritage Association Limited | Grantham | 2011 |
| Grantham Creates C.I.C. | Grantham | 2024 |
| Grantham Cricket Club Limited | Grantham | 2014 |
| Grantham Gymnastics Limited | Grantham | 2017 |
| Grantham Hazeldine Limited | London | 2006 |
| Grantham Karate Limited | Loughborough | 2014 |
| Grantham Tennis Club Limited | Grantham | 2011 |
| Grantham Tennis Club Members Limited | Grantham | 2011 |
| Grantham Tennis Club Trading Limited | Grantham | 2011 |
| Grantham Town Football Club Limited | Grantham | 1934 |
| Granton Star Cause Limited | Stirling | 2024 |
| Granton Youth Ltd. | Edinburgh | 2008 |