| Ferrari International Foods Ltd | Wholesale & retail | 2024 |
| FES Property Limited | Real estate | 2026 |
| FES Trading Limited | Wholesale & retail | 2025 |
| Field & Forge Fabrications Ltd | Manufacturing | 2025 |
| Fifty Foot Woman Limited | Information & communication | 2020 |
| Figleaf Pubs Limited | Hospitality | 2009 |
| First Sanctuary Limited | Other services | 2019 |
| Firstcharm Transactions Limited | Administrative & support | 2005 |
| Fitzrovia Medical Group Ltd | Health & social care | 2022 |
| Five Bees Limited | Real estate | 2011 |
| Five Three Consultancy Ltd | Professional & scientific | 2021 |
| Flag Charlie Limited | Professional & scientific | 2018 |
| Flambards FUN Holdings Limited | Financial services | 2023 |
| Flambards FUN Limited | Arts & recreation | 2023 |
| Flats 1-7 Peel Court Management Company Ltd | Households | 2017 |
| Flats 1-8 Northgate House Management Limited | Households | 2007 |
| Fletcher Moss Park Ltd | Construction | 2025 |
| Fleur Provocateur Limited | Administrative & support | 2007 |
| Flooring by Spa Ltd | Manufacturing | 2021 |
| Flow Fabrications Ltd | Manufacturing | 2016 |
| Flow Marine Limited | Wholesale & retail | 2023 |
| Flowmeters Ltd | Professional & scientific | 2011 |
| Flynt Technology Ltd | Professional & scientific | 2023 |
| FMA Holdings Ltd | Financial services | 2020 |
| Foots Eggs Ltd | Wholesale & retail | 2018 |
| Forbes Executive Coaching Limited | Professional & scientific | 2012 |
| Forefront Farming Limited | Professional & scientific | 2013 |
| Forefrontit Ltd | Information & communication | 2026 |
| Forget ME NOT Day Nursery Ltd | Health & social care | 2020 |
| Fort Financial Planning Limited | Financial services | 2004 |
| Found IT London Ltd | Other services | 2019 |
| Fountain Engineer Consulting Ltd | Professional & scientific | 2024 |
| Frame of Mind Online Limited | Wholesale & retail | 2025 |
| Francis Mead Developments Ltd | Construction | 2023 |
| Franklin Holdings Surrey Ltd | Financial services | 2024 |
| Free Projects Ltd | Professional & scientific | 2022 |
| Friel Contracts Ltd | Construction | 2021 |
| From the Basement Ltd | Professional & scientific | 2021 |
| Frome LVA LLP | | 2014 |
| Fullalove Photography Ltd | Professional & scientific | 2018 |
| Fumiguard Limited | Professional & scientific | 2017 |
| Funny Time Ltd | Administrative & support | 2021 |
| Furzey & Mitchell Building Contractors Ltd | Construction | 2018 |
| Furzey Mitchell Holdings Ltd | Financial services | 2021 |
| Future Roots Ltd | Health & social care | 2008 |
| G & C Foods Ltd | Hospitality | 2022 |
| G Mitchell Building Services Limited | Construction | 2019 |
| G Social Limited | Professional & scientific | 2014 |
| G.E. Symms & SON Limited | Agriculture & fishing | 2008 |
| Gainsborough House Antiques Limited | Administrative & support | 2022 |
| Gastronaut Ventures Ltd | Wholesale & retail | 2024 |
| GBS Golf Academy Limited | Arts & recreation | 2024 |
| Gemma and ROB Housing Ltd | Real estate | 2025 |
| Gilbirch Developments Ltd | Real estate | 2020 |
| Giles Cars Limited | Wholesale & retail | 2002 |
| Gillon Financial Limited | Financial services | 2018 |
| Girlings Services Limited | Wholesale & retail | 2003 |
| Girlondon Ltd | Extraterritorial | 2014 |
| GL Camps Ltd | Other services | 2024 |
| Gloria Staples Ltd. | Manufacturing | 2017 |
| GLT Homes Ltd | Real estate | 2021 |
| Goat Productions Limited | Information & communication | 2000 |
| Godden & Curtis Ltd | Manufacturing | 2022 |
| Going Ethnic Limited | Extraterritorial | 2001 |
| Gold Nominees Limited | Administrative & support | 2018 |
| Golden Stag Hospitality Ltd | Hospitality | 2025 |
| Good With AI Limited | Education | 2025 |
| Gosney PUB Co Ltd | Hospitality | 2024 |
| Gott Evans Estates Limited | Real estate | 2024 |
| GP Weston Ltd | Real estate | 2022 |
| Grade Restoration Ltd | Agriculture & fishing | 2020 |
| Graham Bartlett Limited | Agriculture & fishing | 2011 |
| Grange West Management Ltd | Professional & scientific | 2022 |
| Graviton Ltd | Manufacturing | 1999 |
| Grayshott Interiors Ltd | Manufacturing | 2025 |
| Gray’S General Building Ltd | Construction | 2025 |
| Great Thinking Ltd | Information & communication | 2020 |
| Greenacres Country Park Limited | Hospitality | 2022 |
| Greenbay CF Limited | Real estate | 2023 |
| Greener Moss Limited | Administrative & support | 2011 |
| Greenfields Forest Retreat Ltd | Hospitality | 2021 |
| Greenhill Court Management Company Limited | Construction | 1981 |
| Greenhill Farm Management Company Limited | Real estate | 2008 |
| Gregorys Fencing and Landscaping Limited | Administrative & support | 2012 |
| Groundscan Ltd | Professional & scientific | 2011 |
| Grove Estate (Chetnole) Limited | Hospitality | 1993 |
| GT AS a Service Ltd | Wholesale & retail | 2022 |
| GT Cars Limited | Wholesale & retail | 2024 |
| Guanfeng Ltd | Wholesale & retail | 2025 |
| GUY Anderson Wines Limited | Wholesale & retail | 1999 |
| Gyllas Property Management Limited | Households | 2003 |
| H&B Europe Limited | Extraterritorial | 2009 |
| H&L Sherborne Limited | Other services | 2014 |
| H. Lathy Consulting Ltd | Education | 2024 |
| H.A. Harris Farms Limited | Agriculture & fishing | 1973 |
| Hadleigh Roofing Ltd | Construction | 2022 |
| Hadspen Holdings Limited | Financial services | 2022 |
| Halo Advisors Ltd | Professional & scientific | 2025 |
| Hambledon Marquees Ltd | Administrative & support | 2024 |
| Hansford Homes Ltd | Real estate | 2019 |