| Gabbla Ltd | Transport & logistics | 2018 |
| Gabelea Ltd | Other services | 2019 |
| Gaber Infinity Labs Ltd | Information & communication | 2026 |
| Gabi Logistics Ltd | Transport & logistics | 2022 |
| Gabikam Limited | Manufacturing | 2018 |
| Gabiley Ltd | Transport & logistics | 2024 |
| Gable West Limited | Professional & scientific | 2022 |
| Gablemere Limited | Other services | 1993 |
| Gabo Pharmaceuticals Ltd | Wholesale & retail | 2023 |
| Gabpal Transport Limited | Transport & logistics | 2021 |
| Gabriel and Co Law Limited | Professional & scientific | 2023 |
| Gabriel Dent Limited | Health & social care | 2022 |
| Gabriel Gramescu Limited | Transport & logistics | 2018 |
| Gabriel Heart Limited | Professional & scientific | 2012 |
| Gabriel Modesto Ministries Ltd | Information & communication | 2024 |
| Gabriel&Alina Ltd | Transport & logistics | 2019 |
| Gabrioge Recruitment Ltd | Other services | 2019 |
| Gabs Removal Trans Ltd | Transport & logistics | 2026 |
| GABS7 Ltd | Other services | 2019 |
| Gaby & Gabrielle Construction Ltd | Construction | 2018 |
| Gabyd Health Ltd | Health & social care | 2026 |
| Gabyd Limited | Real estate | 2026 |
| Gackhide Ltd | Administrative & support | 2021 |
| Gacsym Ventures Ltd | Financial services | 2024 |
| Gaddis Consulting (2007) Limited | Professional & scientific | 2007 |
| Gaddis Consulting Limited | Professional & scientific | 2009 |
| Gaddu and Hall Investments Limited | Real estate | 2019 |
| Gaddu and Hall Limited | Professional & scientific | 2017 |
| Gaddu Associates Ltd | Real estate | 2017 |
| Gaddu Commercial Limited | Real estate | 2024 |
| Gaddy Gaffs Limited | Real estate | 2026 |
| Gader Limited | Transport & logistics | 2018 |
| Gadget Deals Ltd | Wholesale & retail | 2019 |
| Gadget Spot Ltd | Wholesale & retail | 2023 |
| Gadget Swap Ltd | Wholesale & retail | 2012 |
| Gadget Zone Plus Ltd | Wholesale & retail | 2022 |
| Gadgetking Ltd | Wholesale & retail | 2020 |
| Gadgetsheaven Ltd | Wholesale & retail | 2025 |
| Gadi Ltd | Transport & logistics | 2020 |
| Gadmmat Healthcare Ltd | Health & social care | 2025 |
| Gadri Rental Company Limited | Administrative & support | 2025 |
| Gadzo Ltd | Wholesale & retail | 2025 |
| GAE (Europe) Limited | Wholesale & retail | 2014 |
| Gaea Jewelry (UK) Limited | Professional & scientific | 2018 |
| Gaerste Limited | Health & social care | 2009 |
| Gaffbits Limited | Wholesale & retail | 2025 |
| Gafman Management Limited | Information & communication | 2011 |
| Gaga Trades Ltd | Wholesale & retail | 2021 |
| Gagans Transport Ltd | Transport & logistics | 2025 |
| Gagauz Brothers Ltd | Transport & logistics | 2020 |
| Gage Health & Safety Ltd | Professional & scientific | 2010 |
| Gage Medics Ltd | Health & social care | 2024 |
| Gage Networks Limited | Professional & scientific | 1989 |
| Gage Products UK Limited | Other services | 2015 |
| Gage Real Estates Ltd | Real estate | 2024 |
| Gaggia Espanola Limited | Manufacturing | 1986 |
| Gaggo Ltd | Information & communication | 2023 |
| Gagshanee Limited | Hospitality | 2025 |
| GAH Fruit Supplier Ltd | Wholesale & retail | 2023 |
| GAH Ltd | Real estate | 2024 |
| GAH Transport Ltd | Transport & logistics | 2021 |
| Gahn Investment Limited | Real estate | 2023 |
| Gainacross Limited | Wholesale & retail | 1992 |
| Gains and Goals Ltd | Wholesale & retail | 2026 |
| Gainsborough Silver Ltd | Manufacturing | 2019 |
| Gainstown Ltd | Construction | 2016 |
| Gainwell Sports Ltd | Other services | 2019 |
| Gaity Kashif Ltd | Wholesale & retail | 2026 |
| GAJ Birmingham Ltd | Real estate | 2019 |
| Gajm Trans Limited | Transport & logistics | 2016 |
| Gakc Dream Properties Limited | Real estate | 2024 |
| Gakhal Properties Ltd | Real estate | 2021 |
| Gako Ltd | Extraterritorial | 2016 |
| Gala Master (UK) Limited | Hospitality | 2023 |
| Galacno Ltd | Professional & scientific | 2025 |
| Galactee Estate Agents Ltd | Real estate | 2023 |
| Galactic Garms Ltd | Wholesale & retail | 2020 |
| Galactic Tide Ltd | Extraterritorial | 2022 |
| Galactic Trading Company Limited | Information & communication | 2025 |
| Galactrix Technologies AI Network Ltd | Information & communication | 2025 |
| Galafun Ltd | Real estate | 2022 |
| Galaica Collectibles Ltd | Wholesale & retail | 2024 |
| Galaktikos Limited | Financial services | 2025 |
| Galant Properties Limited | Real estate | 2024 |
| Galaxy Accountants Services Limited | Professional & scientific | 2022 |
| Galaxy Care Solutions Limited | Health & social care | 2026 |
| Galaxy Cars (Birmingham) Limited | Transport & logistics | 2018 |
| Galaxy Cart Ltd | Wholesale & retail | 2026 |
| Galaxy Coach Travel Limited | Transport & logistics | 2022 |
| Galaxy Construction and Maintenance Limited | Construction | 2024 |
| Galaxy Drinks Ltd | Wholesale & retail | 2022 |
| Galaxy Galley Limited | Hospitality | 2016 |
| Galaxy Gaming Limited | Arts & recreation | 2024 |
| Galaxy Healthcare Services Ltd | Health & social care | 2008 |
| Galaxy Home Management Limited | Real estate | 2015 |
| Galaxy Kids Learning Centre Limited | Education | 2026 |
| Galaxy Management Solutions Limited | Health & social care | 2005 |
| Galaxy MEP Limited | Construction | 2024 |
| Galaxy Super Store Ltd | Wholesale & retail | 2015 |
| Galaxy Vision Limited | Administrative & support | 2023 |