| GDI Products Limited | Wholesale & retail | 2025 |
| Gdmt Consulting Ltd | Wholesale & retail | 2026 |
| GDO Endo&Surgery Ltd. | Administrative & support | 2018 |
| Gdpf Limited | Transport & logistics | 2017 |
| GDR Spirits Company Limited | Wholesale & retail | 2022 |
| GDS Euro (1958) Ltd | Manufacturing | 2025 |
| GDS Euro Ltd | Manufacturing | 2024 |
| GE & Services Ltd | Manufacturing | 2017 |
| GEA Renewables Ltd | Construction | 2025 |
| GEA Smith Properties Ltd | Real estate | 2023 |
| Geani Express Limited | Other services | 2022 |
| Geani Logistic Ltd | Transport & logistics | 2017 |
| Gear Master Group Limited | Manufacturing | 2024 |
| Gear-Up Aviation Limited | Transport & logistics | 2019 |
| Gearboxes UK Limited | Wholesale & retail | 2021 |
| Gearing Bros Ltd | Construction | 2020 |
| Gearvault Limited | Wholesale & retail | 2026 |
| Geboo Ltd | Professional & scientific | 2025 |
| Gebrale Inventory Ltd | Wholesale & retail | 2026 |
| GEC Consults Limited | Professional & scientific | 2014 |
| GEC Wholesale Ltd | Wholesale & retail | 2018 |
| Gecko Care Ltd | Health & social care | 2023 |
| Gecko Homes Limited | Extraterritorial | 2016 |
| Gecko Property Development Limited | Extraterritorial | 2016 |
| GED Bham Ltd | Arts & recreation | 2022 |
| GED Investments Ltd | Real estate | 2023 |
| GED Solutions Ltd | Administrative & support | 2018 |
| Gedas Autos 124 Ltd | Wholesale & retail | 2018 |
| Gedc Leisure Ltd | Construction | 2019 |
| Gedeo Trading Ltd | Professional & scientific | 2017 |
| Gedik Ltd | Real estate | 2024 |
| Gedreale Limited | Other services | 2025 |
| GEE & Co (Chemical Dosing) Limited | Manufacturing | 1991 |
| GEE & Co (Plastic Fabrications) Limited | Manufacturing | 1985 |
| GEE & Co.(Package Systems) Limited | Manufacturing | 1995 |
| GEE Gees House Community CIC | Health & social care | 2025 |
| GEE Gees House Ltd | Hospitality | 2020 |
| GEE4 Limited | Wholesale & retail | 2014 |
| Geegenius Consulting Ltd | Information & communication | 2024 |
| Geek-Station Limited | Wholesale & retail | 2025 |
| Geekalsiproperty Ltd | Real estate | 2024 |
| Geeky Brummie C.I.C. | Arts & recreation | 2026 |
| Geepee Drylining Limited | Construction | 2022 |
| Geero Ltd | Transport & logistics | 2020 |
| Gees Associates Limited | Information & communication | 2025 |
| Geese Theatre Company Limited | Health & social care | 1987 |
| Geestar Design & Developments Limited | Construction | 2019 |
| Geestar Investments Limited | Real estate | 2020 |
| Geetanjoly Limited | Other services | 2012 |
| Geetee Investments Limited | Construction | 1963 |
| Geeth Solutions Limited | Professional & scientific | 2024 |
| Geevarnies Ltd | Real estate | 2020 |
| Geez LAB Limited | Information & communication | 2020 |
| Gee’S Property Management Ltd | Real estate | 2023 |
| Geffi Financials Ltd | Professional & scientific | 2017 |
| Geftin Ltd | Transport & logistics | 2024 |
| Gegzo Ltd | Real estate | 2020 |
| GEH Consult Limited | Information & communication | 2019 |
| Gekko Electrical Ltd | Construction | 2019 |
| GEL Management Limited | Households | 2007 |
| Gelatos House Ltd | Hospitality | 2015 |
| Gelle Transport Limited | Transport & logistics | 2015 |
| Gelpacksdirect Ltd | Manufacturing | 2014 |
| Gelso Consulting Limited | Administrative & support | 2016 |
| Gelu&Son Ltd | Construction | 2026 |
| GEM 3 Ltd | Construction | 2018 |
| GEM and Honey Ltd | Manufacturing | 2009 |
| GEM FH Bidco Limited | Financial services | 2018 |
| GEM LLH Bidco Limited | Financial services | 2018 |
| GEM LLH SPV 1 Limited | Real estate | 2018 |
| GEM LLH SPV 2 Limited | Real estate | 2018 |
| GEM LLH SPV 3 Limited | Real estate | 2018 |
| GEM LLH SPV 4 Limited | Real estate | 2018 |
| GEM Media Limited | Information & communication | 2011 |
| GEM Piles Ltd | Real estate | 2024 |
| GEM ROW Developments Ltd | Construction | 2025 |
| GEM Smile Studio Ltd | Health & social care | 2024 |
| GEM UK Holdco Limited | Financial services | 2018 |
| GEM UK Midco Limited | Financial services | 2018 |
| GEM UK Parent Limited | Financial services | 2018 |
| GEM UK Topco Limited | Financial services | 2018 |
| GEM Upcycles Community Interest Company | Arts & recreation | 2024 |
| Gemal Electrical Solutions Limited | Construction | 2026 |
| Gemalto Limited | Wholesale & retail | 2024 |
| Gemba Solutions Limited | Information & communication | 2002 |
| Gembox Club Limited | Wholesale & retail | 2025 |
| Gemdee Property Development Ltd | Real estate | 2024 |
| Gemgazer Limited | Wholesale & retail | 2026 |
| Gemimas Jewellery Ltd | Wholesale & retail | 2023 |
| Gemini Communicating for Business Limited | Professional & scientific | 2004 |
| Gemini Dental Limited | Health & social care | 2025 |
| Gemini Facilities Services Ltd | Construction | 2025 |
| Gemini Harborne Ltd | Real estate | 2015 |
| Gemini Housing and Support Ltd | Health & social care | 2020 |
| Gemini Outlet Limited | Wholesale & retail | 2025 |
| Gemini Restaurant Ltd | Hospitality | 2024 |
| Gemini Tanning Lounge Limited | Other services | 2021 |
| Gemini's Gift Ltd | Professional & scientific | 2024 |
| Geminidc Limited | Information & communication | 2016 |
| Geminide Cloudops Ltd | Information & communication | 2026 |