| Goldings Investment Limited | Extraterritorial | 2015 |
| Gomes Property Service Limited | Real estate | 2024 |
| Gondal Trades Limited | Financial services | 2025 |
| Good MUD CIC | Arts & recreation | 2025 |
| Good Time Pizza Ltd | Wholesale & retail | 2025 |
| Goodsyard Limited | Wholesale & retail | 2025 |
| Gooshopp Limited | Wholesale & retail | 2022 |
| Gopro Contractors Ltd | Construction | 2018 |
| Gordon Place Properties Limited | Administrative & support | 2009 |
| Gorkha Cleaning Services Limited | Administrative & support | 2018 |
| Goros Care Ltd | Health & social care | 2025 |
| Gorpharm Limited | Wholesale & retail | 2002 |
| Gothic Lodge RTM Company Limited | Households | 2009 |
| Grace Floars Ltd | Construction | 2021 |
| Gradegold Catering Limited | Wholesale & retail | 1994 |
| Graeme Court Management Limited | Households | 1967 |
| Graf Construction Ltd | Construction | 2025 |
| Grand Homes Ltd | Real estate | 2018 |
| Grand Nest Property Ltd | Real estate | 2025 |
| Grand Pasha Ltd | Hospitality | 2023 |
| Grand Premise Ltd | Construction | 2016 |
| Grandmart Limited | Other services | 1994 |
| Grant & Boyd Limited | Extraterritorial | 2025 |
| Grant Family Holdings Limited | Professional & scientific | 2015 |
| Grant Family Investments Limited | Professional & scientific | 2015 |
| Grant Family Management Limited | Real estate | 2024 |
| Grant Financing and Guarantees Limited | Financial services | 1972 |
| Grant Investments Limited | Real estate | 2010 |
| Grant Properties Limited | Real estate | 2010 |
| Grantham Living Ltd | Real estate | 2022 |
| Grantstar Holdings Ltd | Extraterritorial | 2011 |
| Graphics & Gadgets Limited | Wholesale & retail | 2025 |
| GRE A.S.K. Agent Limited | Financial services | 2021 |
| GRE A.S.K. Lendco Limited | Financial services | 2021 |
| GRE Capital Agent Limited | Professional & scientific | 2021 |
| GRE Capital Eurobond Agent Limited | Professional & scientific | 2025 |
| GRE Capital Eurobond Limited | Financial services | 2023 |
| GRE Capital Lendco B Limited | Financial services | 2025 |
| GRE Capital Lendco Limited | Financial services | 2020 |
| GRE Capital Management Limited | Financial services | 2020 |
| GRE EM Lendco Limited | Financial services | 2026 |
| Great Build Projects Ltd | Construction | 2026 |
| Great Shanghai Limited | Hospitality | 2019 |
| Great Stuff Rustic Design Ltd | Manufacturing | 2025 |
| Greatway Food Store Limited | Wholesale & retail | 2021 |
| Greatway Properties Ltd | Real estate | 2025 |
| Green Drain Cleaning Services Ltd | Water & waste | 2025 |
| Green Environment Management Limited | Water & waste | 2009 |
| Green Heating and Plumbing Ltd | Construction | 2022 |
| Green Homeware Limited | Wholesale & retail | 2022 |
| Green Rabbit Removals Limited | Transport & logistics | 2026 |
| Green Shoot Consultant Ltd | Professional & scientific | 2025 |
| GREEN4BETTER Ltd | Real estate | 2023 |
| Greenboxarabic Ltd | Information & communication | 2026 |
| Greenford Auto Limited | Wholesale & retail | 2014 |
| Greenford Barbers Limited | Other services | 2024 |
| Greenford Car Wash Ltd | Administrative & support | 2021 |
| Greenford Chicken City Ltd | Hospitality | 2025 |
| Greenford Estates Limited | Administrative & support | 2015 |
| Greenford Fresh Fish Ltd | Agriculture & fishing | 2017 |
| Greenford Halal Butchers Ltd. | Wholesale & retail | 2018 |
| Greenford Halal Meat Retail Ltd | Wholesale & retail | 2014 |
| Greenford Hand Car Wash Ltd | Wholesale & retail | 2023 |
| Greenford Palace Limited | Hospitality | 2025 |
| Greenford Plastics and Building Essentials Ltd | Wholesale & retail | 2017 |
| Greenford Plumbers Ltd | Construction | 2020 |
| Greenford Road Limited | Real estate | 2020 |
| Greenford Roofing Solutions Ltd | Construction | 2026 |
| Greenford Shah Ltd | Hospitality | 2025 |
| Greenford Travel Limited | Wholesale & retail | 2024 |
| Greenford Tyre Centre Limited | Wholesale & retail | 2016 |
| Greenford Wholesale and Wine Limited | Wholesale & retail | 2025 |
| Greenford Wong Limited | Hospitality | 2023 |
| Greengate Investment Ltd | Real estate | 2015 |
| Greenhill Park Limited | Real estate | 2008 |
| Greenlane Trading Ltd | Financial services | 2019 |
| Greentree Autos Limited | Wholesale & retail | 2010 |
| Greenview Court Ltd | Households | 2008 |
| Greenwell PCN Limited | Health & social care | 2021 |
| Greenwich Packaging Ltd | Manufacturing | 2021 |
| Greglo Limited | Transport & logistics | 2024 |
| Gregory Electrical Ltd | Construction | 2015 |
| Grey BB Holdings Limited | Real estate | 2022 |
| Greyford Ventures Ltd | Wholesale & retail | 2025 |
| Greyhorse Property Services Limited | Construction | 2013 |
| Greymax Acquisitions Ltd | Real estate | 2017 |
| Greymax Financial Services Limited | Other services | 2018 |
| Greymax Limited | Real estate | 2015 |
| Greymax Reversions Limited | Real estate | 2009 |
| Grill Food London Ltd | Administrative & support | 2019 |
| Ground Specialists Logistics Limited | Construction | 2026 |
| Ground Specialists Ltd | Construction | 2013 |
| Grove Diamond Limited | Real estate | 2024 |
| Grover Digital Ltd | Information & communication | 2024 |
| Growmotionglow GMG Ltd | Wholesale & retail | 2026 |
| Grudrive Ltd | Education | 2026 |
| GSA Logistics Limited | Extraterritorial | 2021 |
| GSJ Food & Wine Ltd | Wholesale & retail | 2022 |
| GSK Construction Services Ltd | Construction | 2024 |
| GST Estates Limited | Real estate | 2021 |