| Fresh Leap Ltd | Professional & scientific | 2021 |
| Fresh N UP DRY Cleaners Ltd | Other services | 2013 |
| Fresh on Wheels Ltd | Wholesale & retail | 2020 |
| Fresh Shahi Shawarma Limited | Hospitality | 2024 |
| Fresh Shawarma & Naan Limited | Manufacturing | 2025 |
| Fresh Shawarma Bakery Ltd | Manufacturing | 2019 |
| Fresh Start Hub CIC | Information & communication | 2026 |
| Fresh Startz Services Ltd | Health & social care | 2016 |
| Freshandfaded Ltd | Other services | 2021 |
| Fresherss UK Ltd | Wholesale & retail | 2025 |
| Freshmint Gathering Ltd | Hospitality | 2024 |
| Freshr Media Limited | Information & communication | 2025 |
| Friedberg Property Group Ltd | Construction | 2023 |
| Friendlypets Ltd | Wholesale & retail | 2021 |
| Friends Corporate Limited | Wholesale & retail | 2025 |
| Friendz Barbers Ltd | Other services | 2017 |
| Fries Club Limited | Hospitality | 2021 |
| Frigo Italia Ltd | Manufacturing | 2022 |
| Frimps Global Relocation Limited | Hospitality | 2024 |
| Frimps Property Limited | Real estate | 2022 |
| Frizington Homes Limited | Real estate | 2021 |
| Frol Drylining Limited | Construction | 2014 |
| Frontface Limited | Information & communication | 2016 |
| Frontier Trade Ltd | Wholesale & retail | 2025 |
| Froootea 2 Ltd | Hospitality | 2019 |
| Froootea Ltd | Hospitality | 2017 |
| Frost Cars Ltd | Wholesale & retail | 2025 |
| Frost Cleaning Ltd | Administrative & support | 2025 |
| Frosty FIX Ltd | Energy | 2025 |
| Frozen P'S Limited | Professional & scientific | 2003 |
| FRP Services UK Group Ltd | Professional & scientific | 2017 |
| FRS Ventures Limited | Hospitality | 2021 |
| Fruit & VEG Hub Ltd | Wholesale & retail | 2016 |
| Fruit VEG AS Limited | Wholesale & retail | 2018 |
| Fruity Fiesta Ltd | Administrative & support | 2017 |
| Frux Ltd | Hospitality | 2024 |
| Fryer and Company Limited | Professional & scientific | 1995 |
| FS Performance Limited | Administrative & support | 2015 |
| FS Rigel Ltd | Wholesale & retail | 2020 |
| Fsari Global Trading Limited | Information & communication | 2025 |
| FSK Strategic Assets Ltd | Transport & logistics | 2020 |
| FSL Accountancy Limited | Professional & scientific | 2010 |
| FSO Garage Limited | Manufacturing | 2014 |
| FSR Group Ltd | Education | 2022 |
| FSS Smart Control Limited | Administrative & support | 2021 |
| FSV Trans System Ltd | Transport & logistics | 2013 |
| FSW Group Ltd | Wholesale & retail | 2024 |
| Ftmagaza Ltd | Wholesale & retail | 2021 |
| FU Chun Ltd | Hospitality | 2017 |
| Fuegos Urban Kitchen Ltd | Hospitality | 2022 |
| Fuel Economy Solution (International) Limited | Professional & scientific | 2022 |
| Fuel Saving Tech Limited | Construction | 2025 |
| Fukkrey Events Ltd | Hospitality | 2025 |
| Fullers Re-Bar Limited | Construction | 2015 |
| Fulop Trans Ltd | Transport & logistics | 2019 |
| FUN Island Limited | Arts & recreation | 2023 |
| FUN Junction Limited | Arts & recreation | 2015 |
| FUN Tree Limited | Manufacturing | 2019 |
| Function Physiotherapy Limited | Health & social care | 2014 |
| Fundemantle Ltd | Financial services | 2021 |
| Fung TAI Engineering Company Ltd Limited | Real estate | 2023 |
| Funny Side Collective Ltd | Education | 2024 |
| Funol Consulting Limited | Information & communication | 2007 |
| Furdui Construction Ltd | Construction | 2022 |
| Furniture Finds Ltd | Wholesale & retail | 2025 |
| Furtastic Studios Limited | Arts & recreation | 2025 |
| Fuse Dmtca Ltd | Professional & scientific | 2026 |
| Fushion Mart Ltd | Wholesale & retail | 2025 |
| Fusion Community Medical Services | Health & social care | 2025 |
| Fusion Deals Limited | Wholesale & retail | 2015 |
| Fusion Direct Limited | Health & social care | 2019 |
| Fusion Healthcare Limited | Health & social care | 2020 |
| Fusion Home Improvements Ltd | Administrative & support | 2017 |
| Fusion Lets Limited | Real estate | 2020 |
| Fusion Properties and Housing Limited | Administrative & support | 2025 |
| Fusion Radiology Limited | Health & social care | 2015 |
| Fusion Secured Limited | Construction | 2016 |
| Fusion Telcoms Ltd | Information & communication | 2015 |
| Fusle Developments Limited | Construction | 2026 |
| Future 5G Limited | Information & communication | 2015 |
| Future Courier Services Ltd | Transport & logistics | 2024 |
| Future Exhibitions and Events Ltd | Administrative & support | 2025 |
| Future Forward Consulting Ltd | Professional & scientific | 2025 |
| Future Logistics Limited | Transport & logistics | 1995 |
| Future Minds Academy Ltd | Education | 2025 |
| Future Nexus Ltd | Wholesale & retail | 2025 |
| Future.A Ltd | Professional & scientific | 2025 |
| Futuredbuild Ltd | Other services | 2024 |
| Futurist Minds Limited | Information & communication | 2017 |
| Futurist Mindset Limited | Information & communication | 2017 |
| Fuzse Ltd | Hospitality | 2024 |
| Fuzzy Logix Ltd | Professional & scientific | 2020 |
| FW Distribution Limited | Wholesale & retail | 2022 |
| FWA Associates Ltd | Information & communication | 2018 |
| FY Consultancy Ltd | Professional & scientific | 2026 |
| FY Properties Ltd | Real estate | 2025 |
| Fybr Business Solutions Ltd | Administrative & support | 2023 |
| FYI Socials Ltd | Professional & scientific | 2024 |
| Fynant Limited | Information & communication | 2006 |
| Fynd Group Ltd | Real estate | 2025 |