| Fractal ES Limited | Professional & scientific | 2023 |
| Framing Technology Limited | Professional & scientific | 2008 |
| Francesca Muller Limited | Professional & scientific | 2004 |
| Francis Mcgee Limited | Professional & scientific | 2018 |
| Frank Frank Investments Ltd | Other services | 2018 |
| Frank Joy Ltd | Real estate | 2025 |
| Frankie Roberto Ltd | Information & communication | 2013 |
| Franklin & Franklin Limited | Information & communication | 2003 |
| Franklin Archer Limited | Information & communication | 2021 |
| Franklin Legal Consultancy Ltd | Professional & scientific | 2014 |
| Frankly Group Limited | Financial services | 2025 |
| Frankly Holdings Limited | Financial services | 2025 |
| Frant Court Limited | Households | 2005 |
| Frant Court Management Company Limited | Households | 2001 |
| Frant Properties Limited | Real estate | 2010 |
| Fraser Garden Design Limited | Administrative & support | 2015 |
| Freight Transport Association Limited | Other services | 1944 |
| Fresh & Leafy Ltd | Manufacturing | 2025 |
| Fresh Slate Media Limited | Information & communication | 2026 |
| Fresia Ltd | Wholesale & retail | 2026 |
| Freya Tidy Limited | Other services | 2024 |
| Friendly Digital Ltd | Information & communication | 2014 |
| Friends of the Plough Crowhurst Limited | Hospitality | 2025 |
| Fringe Festival of Tunbridge Wells Limited | Arts & recreation | 2025 |
| Frix Electrical Ltd | Construction | 2026 |
| Frobridge Assets Company | Financial services | 1950 |
| Frondex Limited | Manufacturing | 1974 |
| Frontrow Seating Limited | Wholesale & retail | 2020 |
| Fruitwise Consulting Limited | Professional & scientific | 2025 |
| Fruto Limited | Information & communication | 2017 |
| FTA Pension Plan Trustee Limited | Extraterritorial | 2021 |
| Ftfm Holdings Limited | Financial services | 2011 |
| Fuel Control Services Ltd | Construction | 2026 |
| Fuel Properties Limited | Professional & scientific | 2017 |
| Fulgo Investments LLP | | 2014 |
| Fulgo Trading Ltd | Wholesale & retail | 2003 |
| Full Circle Roleplay Ltd | Education | 2026 |
| Full Slate Media Ltd | Professional & scientific | 2025 |
| Fuller Property Ltd | Real estate | 2022 |
| FUN Thinking Limited | Information & communication | 2024 |
| Function Black Limited | Information & communication | 2019 |
| Fundamental Promotions Ltd | Extraterritorial | 2000 |
| Funding Procurement Consultancy Limited | Financial services | 2014 |
| Furnace Avenue, Lamberhurst Limited | Real estate | 2016 |
| Furniss & MAY Limited | Administrative & support | 2013 |
| Furniterior Ltd | Wholesale & retail | 2019 |
| Future Botanic Ltd | Information & communication | 2024 |
| Future City Developments Limited | Real estate | 2023 |
| Future City Group Limited | Construction | 2021 |
| Future Interaction Ltd | Wholesale & retail | 2017 |
| Future World Music Creation Ltd | Arts & recreation | 2019 |
| Futurestrat Limited | Professional & scientific | 2021 |
| Futurevest Limited | Financial services | 2020 |
| G & B Building Services Ltd | Construction | 2017 |
| G & H Building Maintenance Limited | Construction | 2007 |
| G & J Steele (Holdings) Limited | Construction | 2009 |
| G & J Steele Limited | Construction | 2020 |
| G & J Steele Plant Hire Limited | Construction | 2002 |
| G and a Wood Limited | Wholesale & retail | 2017 |
| G B P Properties Limited | Real estate | 2003 |
| G G International Fragrances | | 1992 |
| G Lewis Consultants Limited | Professional & scientific | 2019 |
| G Marsh Company Ltd | Manufacturing | 2020 |
| G N Carpentry Ltd | Construction | 2006 |
| G&R Autos Ltd | Wholesale & retail | 2018 |
| G&R Electrical Maintenance Ltd | Construction | 2024 |
| G&S Investment Limited | Other services | 2019 |
| G&S Solar Limited | Energy | 2016 |
| G.Holmes Associates Limited | Health & social care | 2006 |
| Gabriella Taylor Jewellery Limited | Wholesale & retail | 2020 |
| Gacml Enterprises Limited | Professional & scientific | 2026 |
| Gaea's PAN Ltd | Hospitality | 2020 |
| GAF Electrical Services Limited | Construction | 2019 |
| Galago JOE Ltd | Wholesale & retail | 2018 |
| Galitos Ltd | Hospitality | 2023 |
| Gallia Consult Limited | Professional & scientific | 2022 |
| Gameface Associates Limited | Professional & scientific | 2017 |
| Gamexp Ltd | Information & communication | 2020 |
| Gammapi Limited | Real estate | 2010 |
| Ganghong International Group (UK) Limited | Wholesale & retail | 2025 |
| Garacha Limited | Information & communication | 2020 |
| Garda Service Ltd | Wholesale & retail | 2011 |
| Garden Mega Builds Limited | Administrative & support | 2021 |
| Garduce Ltd. | Information & communication | 2013 |
| Garnier Consultants Limited | Manufacturing | 2007 |
| Garrat Gatherings Ltd | Hospitality | 2025 |
| Garvan Services Ltd | Professional & scientific | 2018 |
| Gary Mason (Civil Engineering) Ltd | Construction | 2002 |
| GAS Logik GAS Engineers Ltd | Construction | 2019 |
| Gate EPM Ltd | Information & communication | 2013 |
| Gateforth Systems Limited | Information & communication | 2026 |
| Gatehouse Advisors Ltd | Professional & scientific | 2019 |
| Gatehouse Inventories Limited | Professional & scientific | 2014 |
| Gatehouse Inventory Services Ltd | Professional & scientific | 2021 |
| Gateplan Solutions Limited | Administrative & support | 2000 |
| Gateway Healthcare Ltd | Administrative & support | 2014 |
| Gather Coaching Ltd | Professional & scientific | 2021 |
| Gatt and Ashby Developments Limited | Wholesale & retail | 1988 |
| Gatty Financial Management Limited | Professional & scientific | 2024 |
| Gatwick Express Cars Limited | Transport & logistics | 2013 |