| Graham Barnard Limited | Bristol | 2009 |
| Graham Bell Group Ltd | London | 2024 |
| Graham Donald Petherick Ltd | South Ockendon | 2022 |
| Graham Dunn Photography Limited | Sheffield | 2009 |
| Graham Evans Law Limited | Bryncoch | 2012 |
| Graham Evans Solicitors Limited | Swansea | 2012 |
| Graham Fisher's International It's a Knockout Limited | Fulwood | 1994 |
| Graham Frederick Hichens Limited | Camborne | 2025 |
| Graham Group Limited | Leicestershire | 1952 |
| Graham J Clegg Independent Funeral Service Limited | Nottingham | 2006 |
| Graham James Miller Limited | Ramsgate | 2025 |
| Graham Jenner & Co. Limited | Taunton | 1994 |
| Graham M Green Limited | Nottingham | 2008 |
| Graham Michael Publishing Ltd | Dalgety Bay | 2025 |
| Graham Myles Ltd | Leatherhead | 2023 |
| Graham Recruitment Ltd | Durham | 2023 |
| Graham Shaw Consulting Ltd | Beverley | 2012 |
| Graham Smith Consultancy Services Limited | Goring-By-Sea | 2021 |
| Graham Smith PL Limited | Watford | 2020 |
| Graham Sorrell Limited | Yarm | 2008 |
| Graham Sullivan Funeral Directors Limited | Sutton Coldfield | 2003 |
| Graham Transport Limited | Bishop Auckland | 2012 |
| Graham Ward (Promod) Limited | Stafford | 1986 |
| Graham William Crumb Limited | Bridgend | 2023 |
| Grahams (Oporto) Limited | Glasgow | 1974 |
| Grahams Cars Ltd | Dromore | 2024 |
| Grahams Surveying Ltd | Eastleigh | 2018 |
| Graide Ltd | Birmingham | 2022 |
| Grain and Weave Limited | Swindon | 2014 |
| Grain Export Limited | London | 2007 |
| Grain Harvesters Limited | London | 1946 |
| Grain Storage (Engineering) Limited | Newmarket | 1956 |
| Grainco Scotland Limited | Tyne And Wear | 2002 |
| Grainger Fire Protection Limited | Manchester Road Carrington | 1991 |
| Graingers Lane & Station Street Cradley Heath Management Company Limited | Halesowen | 2008 |
| Grajon Limited | London | 2024 |
| Graljo Limited | Braintree | 2022 |
| Gramac Quartz Systems Limited | Oldham | 2001 |
| Grampian Halal Food Ltd | Aberdeen | 2017 |
| Grampian Inspection Services Ltd | Peterhead | 2013 |
| Grampian Scaffolding (Holdings) Limited | Aberdeen | 1990 |
| Grampian Woollen Mills Limited | Dumfriesshire | 1989 |
| Granada Consumer Electronics (1986) | London | 1932 |
| Granada Film | London | 1967 |
| Granada Film Productions Limited | London | 1986 |
| Granada Television Limited | London | 1965 |
| Granaig Limited | Glasgow | 2024 |
| Granary House Limited | Notingham | 1991 |
| Granary Mews Residents Association Communal Land Ltd | Cheshire | 2010 |
| Granberg Kulturformidling Limited | London | 2023 |
| Granby 1960 Limited | Milton Keynes | 2014 |
| Granby House (Bakewell) Management Company Limited | Matlock | 2014 |
| Grand 1956 Limited | Hove | 2013 |
| Grand Avalon (UK) Ltd. | London | 2019 |
| Grand BOB Real Estate Ltd | Stevenage | 2024 |
| Grand Central Estates Limited | Birmingham | 2017 |
| Grand Central NO 1 Limited | London | 2014 |
| Grand Central NO 2 Limited | London | 2014 |
| Grand Change Ltd | Luton | 1998 |
| Grand Classic Furniture (UK) Limited | Dumfries | 2010 |
| Grand Coffee International Ltd | Glasgow | 2021 |
| Grand Consulting UK Ltd | Watford | 2022 |
| Grand CRU Horses Limited | Southwell | 1972 |
| Grand Design Properties Limited | Lostwithiel | 2011 |
| Grand Designed Homes Ltd | London | 2015 |
| Grand European Services Limited | London | 2003 |
| Grand Gaarden Limited | London | 2025 |
| Grand Giant Limited | Cardiff | 2021 |
| Grand Harbour Corporate Management Limited | London | 2015 |
| Grand Harbour Trustees Limited | London | 2015 |
| Grand Home Developments Ltd | Hornsea | 2010 |
| Grand Hope Enterprise Ltd | Beckenham | 2014 |
| Grand Horizon (UK) SCM Limited | Manchester | 2020 |
| Grand Icon Ltd | London | 2015 |
| Grand Instrument Group Limited | Beckenham | 2020 |
| Grand Jour (Stow) Limited | Stonehouse | 2013 |
| Grand Mayfair Limited | Beckenham | 2023 |
| Grand Miles Escapes Ltd | Portslade | 2025 |
| Grand National Steeplechase Limited(The) | Aintree | 1964 |
| Grand Ocean Shipping Co., Ltd | London | 2014 |
| Grand Patron Ltd | London | 2024 |
| Grand Prix Legends Limited | Guildford | 1996 |
| Grand Prix Sportique Limited | Banbury | 2017 |
| Grand Sea Marine Limited | Beckenham | 2022 |
| Grand Sino Steel Co., Ltd | Gillingham | 2024 |
| Grand Tour Corp. Ltd. | Kington | 2016 |
| Grand Union Railway Ltd | London | 2016 |
| Grand Universe Metal Co., Limited | London | 2023 |
| Grandarea Limited | Widnes | 2012 |
| Grandbow Technology Limited | Kington | 2017 |
| Grande Minmetals Co., Ltd. | Kenilworth | 2017 |
| Grande YAT Ltd | London | 2025 |
| Grandeffect Limited | Leeds | 2004 |
| Grandeur Management Limited | Hyde | 2002 |
| Grandev Ltd | Epsom | 2021 |
| Granding Technology Co., Ltd | London | 2011 |
| Grandiobiz Invest Limited | London | 2022 |
| Grandiobiz Limited | London | 2021 |
| Grandit Limited | Hillingdon | 2011 |
| Grandor Homes Ltd | Manchester | 2024 |