| G&S Nangpal Limited | Wholesale & retail | 2024 |
| G&S Pabla Services Ltd | Real estate | 2024 |
| G&W UK Finance Limited | Transport & logistics | 2023 |
| G&W Uk-Canada Holdings Limited | Transport & logistics | 2023 |
| G&Z Trading Ltd | Wholesale & retail | 2011 |
| G'S Body Mechanics Limited | Other services | 2018 |
| G-Force Auto Services Ltd | Wholesale & retail | 2020 |
| G-Neez Ltd | Wholesale & retail | 2019 |
| G-Storm Limited | Manufacturing | 2026 |
| G-T-I Construction Ltd | Wholesale & retail | 2006 |
| G. Clancey Limited | Manufacturing | 1941 |
| G. F. Corporation Limited | Financial services | 1994 |
| G. F. Foundation Limited | Health & social care | 2005 |
| G. Jagger Properties Limited | Real estate | 2026 |
| G. T. Motors Limited | Real estate | 2007 |
| G.& S.Brough Limited | Manufacturing | 1935 |
| G.A. International Ltd | Wholesale & retail | 2019 |
| G.A.J Brothers Ltd | Wholesale & retail | 2024 |
| G.A.S Motors Ltd | Wholesale & retail | 2023 |
| G.A.S. Installations Limited | Energy | 2006 |
| G.A.S.S. Clothing Co Limited | Wholesale & retail | 2022 |
| G.Bajwa Limited | Health & social care | 2013 |
| G.Boyce and Co.Limited | Construction | 1949 |
| G.C. Social Care Consultancy Ltd | Health & social care | 2016 |
| G.C. Wells Limited | Other services | 2013 |
| G.C.F. Design Limited | Professional & scientific | 2011 |
| G.C.Productions Limited | Other services | 2015 |
| G.Chem Transport Limited | Transport & logistics | 2019 |
| G.E. Starr Limited | Manufacturing | 1975 |
| G.E.G Consultancy Ltd | Information & communication | 2025 |
| G.F. Compressors Limited | Extraterritorial | 1989 |
| G.H.M Furniture Ltd | Wholesale & retail | 2024 |
| G.J. Moorman & Sons Limited | Wholesale & retail | 2009 |
| G.K.R. Plastering Limited | Construction | 2007 |
| G.M. Asset Management Limited | Professional & scientific | 1996 |
| G.M. Handy Consultancy Limited | Professional & scientific | 2016 |
| G.M.A.Industries Limited | Professional & scientific | 2020 |
| G.M.C Maintenance Ltd | Administrative & support | 2025 |
| G.M.G Events Ltd | Other services | 2018 |
| G.M.P Flexi Ltd | Construction | 2024 |
| G.O.E Ltd | Information & communication | 2025 |
| G.P. Allington Ltd | Other services | 2017 |
| G.P.M. Electrical Engineering Limited | Professional & scientific | 1994 |
| G.P.Roofing Limited | Construction | 2013 |
| G.P.S Consulting EM Ltd | Real estate | 2021 |
| G.R.C. Properties Limited | Real estate | 2000 |
| G.S. Haulage Limited | Transport & logistics | 2008 |
| G.S.J. Property Service Limited | Construction | 2005 |
| G.T. Ranby (Nottingham) Limited | Wholesale & retail | 1950 |
| G.T. Windows Limited | Wholesale & retail | 1998 |
| G.T.Pryce (Farms) Limited | Agriculture & fishing | 1996 |
| G.U.T.A. Enterprise Ltd | Construction | 2007 |
| G.W. Jackson & SON Limited | Wholesale & retail | 1964 |
| G.W.S Smart Lighting Limited | Wholesale & retail | 2026 |
| G.W.S. LED Wholesale Limited | Wholesale & retail | 2015 |
| G1 Star Barber Ltd | Other services | 2026 |
| G1 Recovery Services Ltd | Transport & logistics | 2022 |
| G10 Limited | Manufacturing | 2003 |
| G1000 Ltd | Wholesale & retail | 2018 |
| G11 Consultancy Limited | Extraterritorial | 2017 |
| G2 Autos Ltd | Wholesale & retail | 2022 |
| G2 Property & Garden Services Ltd | Administrative & support | 2025 |
| G2 Smart Ltd | Wholesale & retail | 2016 |
| G2 Voice Limited | Information & communication | 2012 |
| G25 Ltd | Other services | 2018 |
| G27 Ltd | Hospitality | 2025 |
| G3 Ltd | Professional & scientific | 2011 |
| G3 Surveys Ltd | Professional & scientific | 2018 |
| G3S Living Limited | Construction | 2019 |
| G4 Birmingham Ltd | Wholesale & retail | 2025 |
| G4 Pallets (UK) Ltd | Water & waste | 2022 |
| G4 Student Consultancy Ltd | Education | 2017 |
| G4 Studios Ltd | Construction | 2024 |
| G40 Ltd | Real estate | 2017 |
| G4X Engineering Ltd | Professional & scientific | 2025 |
| G5 Birmingham Ltd | Wholesale & retail | 2021 |
| G5 Commercial Properties Ltd | Real estate | 2024 |
| G5 Group Properties Ltd | Real estate | 2024 |
| G5 IT Services Limited | Information & communication | 2019 |
| G5 Midlands Ltd | Wholesale & retail | 2024 |
| G5 Security Limited | Administrative & support | 2019 |
| G5 Studio Ltd | Information & communication | 2015 |
| G6 Aviation Ltd | Transport & logistics | 2021 |
| G6 Capital Ltd | Information & communication | 2020 |
| G7 AI Ltd | Information & communication | 2024 |
| G7 Birmingham Limited | Hospitality | 2016 |
| G7 Trading Limited | Wholesale & retail | 2014 |
| G8 Consultants Limited | Professional & scientific | 2019 |
| G8 Real Estate Limited | Real estate | 2020 |
| G999 Ltd | Wholesale & retail | 2019 |
| GA Building Works Limited | Construction | 2024 |
| GA Halal Meat Ltd | Wholesale & retail | 2025 |
| GA Heating Supplier Limited | Wholesale & retail | 2013 |
| GA Nexus Ltd | Wholesale & retail | 2026 |
| GA Property Developments Ltd | Construction | 2024 |
| GA Surgical Solutions Ltd | Health & social care | 2024 |
| GA Universal Store Ltd | Wholesale & retail | 2025 |
| Ga&Co Ltd | Real estate | 2022 |
| GAB Consultants Ltd | Administrative & support | 2024 |
| Gabba Limited | Administrative & support | 2009 |