| George Blackman Vintage Typewriters Ltd | Wholesale & retail | 2016 |
| George Thomas Photography Ltd | Professional & scientific | 2025 |
| Gerry Barber Ltd | Other services | 2019 |
| Geseco Group Ltd | Professional & scientific | 2008 |
| Gewgaws Ltd | Extraterritorial | 2020 |
| GH Pharma (UK) Ltd | Professional & scientific | 2012 |
| Gheorghe Road Transport Ltd | Transport & logistics | 2025 |
| Ghynvest Ltd | Extraterritorial | 2006 |
| Gilberts Management Limited | Real estate | 2025 |
| Ginbeley Limited | Other services | 2025 |
| GJB Telecoms & Electrical Limited | Information & communication | 2009 |
| GJT Brickwork Ltd | Construction | 2025 |
| GJW Carpentry and Construction Ltd | Construction | 2022 |
| GJW Property Ltd | Real estate | 2025 |
| Glacups Ltd | Hospitality | 2012 |
| GLB Customs Ltd | Transport & logistics | 2025 |
| Global Atlas Ltd | Wholesale & retail | 2022 |
| Global Invest Consulting Ltd | Professional & scientific | 2024 |
| Global Solutions Invest Ltd | Professional & scientific | 2024 |
| Globaldeal Invest Ltd | Wholesale & retail | 2022 |
| Globetrotter Training & Compliance Ltd | Transport & logistics | 2020 |
| Glow Rise Properties Limited | Real estate | 2024 |
| GLS Groundworks & Landscaping Ltd | Construction | 2025 |
| Godubris CIC | Wholesale & retail | 2018 |
| Gold Dust Collectibles Ltd | Wholesale & retail | 2023 |
| Golden Circle Intercontinental Limited | Wholesale & retail | 2020 |
| Golden River 23 Ltd | Hospitality | 2023 |
| Good Luck Private Limited | Wholesale & retail | 2022 |
| Good Show Ltd | Wholesale & retail | 2022 |
| Good Years Dover Ltd | Hospitality | 2021 |
| Goodburn Miller Properties Limited | Real estate | 2022 |
| Goodwin Close (Deal) Management Company Limited | Households | 2008 |
| GOS Development Company Limited | Extraterritorial | 2024 |
| Gough House Limited | Real estate | 2008 |
| Governance Ministries | Other services | 2026 |
| Governance Ministries 1 Ltd | Financial services | 2019 |
| Governance Ministries 2 Ltd | Financial services | 2021 |
| GP Brickworks Ltd | Construction | 2022 |
| GPS Site Services Ltd | Construction | 2017 |
| Graceworks Ministries | Education | 2015 |
| Grand Healthcare UK Ltd | Wholesale & retail | 2006 |
| Granddad Limited | Professional & scientific | 1997 |
| Grantmay Limited | Construction | 2023 |
| Granville Road Limited | Real estate | 2015 |
| Grassroots Intelligence Limited | Information & communication | 2023 |
| Green Business Hub Limited | Professional & scientific | 2020 |
| Green Crown Arborists Ltd | Agriculture & fishing | 2026 |
| Green Herring Catering Company (UK) Limited | Hospitality | 2015 |
| Green Knight Heating Ltd | Construction | 2025 |
| Greener Lighting Holdings Limited | Financial services | 2025 |
| Greener Lighting Solutions Ltd | Wholesale & retail | 2010 |
| Greenhills Property Services Ltd | Real estate | 2023 |
| Greenway Brooks Limited | Construction | 2021 |
| Grey Array Limited | Health & social care | 2025 |
| Gribba Holdings Limited | Information & communication | 2018 |
| Grid Energy Civils and Utilities Limited | Construction | 2025 |
| Grill & Slice Dover Ltd | Hospitality | 2025 |
| Grilli 1887 Limited | Real estate | 2007 |
| Ground Control Civil Engineering Ltd | Construction | 2024 |
| Group City Invest Ltd | Extraterritorial | 2025 |
| Group City Ltd | Extraterritorial | 2025 |
| Group Pat's PLC | Extraterritorial | 2025 |
| Growth Accounts LLC | | 2022 |
| GS Groundworks & Civil Solutions Ltd | Construction | 2023 |
| GSW Contractors Ltd | Construction | 2024 |
| Guild Community Host Inc. | | 2022 |
| Gull Guard Limited | Construction | 1999 |
| Guners Chippy Ltd | Hospitality | 2025 |
| Gunes Holdings Ltd | Real estate | 2018 |
| GUY Howland Limited | Real estate | 2005 |
| Hachi's Cache Ltd | Information & communication | 2010 |
| Hannent Limited | Professional & scientific | 2009 |
| Happy Casa Limited | Construction | 2007 |
| Harare Construction Services Ltd | Construction | 2025 |
| Harbourprint Signs & Graphics Limited | Manufacturing | 2016 |
| Harcourt Logistics Ltd | Transport & logistics | 2020 |
| Hardy Accountancy Ltd | Professional & scientific | 2019 |
| Hardy Accountants Ltd | Professional & scientific | 2022 |
| Harki of Dover Ltd | Hospitality | 2021 |
| Harley Construct Limited | Construction | 2024 |
| Harlowes Ltd | Health & social care | 2024 |
| Harmer Electrical Limited | Extraterritorial | 2025 |
| Harmony Investments LLC | | 2023 |
| Harmony Yoga Limited | Other services | 2022 |
| Harrington Equine Sales Ltd | Agriculture & fishing | 2026 |
| Harrison J R Ltd | Wholesale & retail | 2022 |
| Harry & William Ltd | Other services | 2025 |
| Hart's Cleaning Services Ltd | Transport & logistics | 2025 |
| Harun Investments Buying & Selling Ltd | Real estate | 2026 |
| Harun School of Motoring Limited | Education | 2020 |
| Hassett Green Ltd | Manufacturing | 2015 |
| Hatton Garden Safe Deposit Ltd | Extraterritorial | 2023 |
| Hawcutt Group Ltd | Transport & logistics | 2026 |
| Hawk Kent Limited | Construction | 2018 |
| Hawkinge Vehicle Services Limited | Wholesale & retail | 2019 |
| Hayden Brothers Limited | Information & communication | 2012 |
| Hazelton Developments Limited | Construction | 2017 |
| Heads Together Mediation Ltd | Professional & scientific | 2023 |
| Health & Safety Southeast Limited | Professional & scientific | 2006 |
| Health T Kids Ltd | Education | 2025 |