| FK13 Ltd | Wholesale & retail | 2026 |
| Flag to Flag Ltd | Wholesale & retail | 2023 |
| Flagsun Green Power Co., Ltd | Extraterritorial | 2014 |
| Flair Talent Limited | Administrative & support | 2015 |
| Flannery Fitness Limited | Arts & recreation | 2025 |
| Flat 8 Warwick Court Limited | Real estate | 2026 |
| Flawless Event Management Consultancy Ltd | Arts & recreation | 2015 |
| Fledgling Futures Limited | Information & communication | 2020 |
| Flex Mortgages Limited | Financial services | 2010 |
| Flex Scaffolding (UK) Ltd | Construction | 2022 |
| Floorstudio Contracts Limited | Construction | 2007 |
| Floran (Germany) Plant Nutrition Co., Ltd | Extraterritorial | 2021 |
| Floretta & Sons Property Development Ltd | Real estate | 2019 |
| Flourish Ocean Shipping Limited | Transport & logistics | 2022 |
| Flowersafe Limited | Households | 1986 |
| Flowtech Industrial Co., Ltd. | Wholesale & retail | 2021 |
| Fluke Plumbing Ltd | Construction | 2013 |
| Flutter, Darlings! Limited | Wholesale & retail | 2022 |
| FLY Forward Ltd | Wholesale & retail | 2019 |
| Flyfloor Limited | Wholesale & retail | 2026 |
| Flying Goldhorse Co., Limited | Extraterritorial | 2018 |
| Flying Textile Co. Ltd | Extraterritorial | 2018 |
| Flynia International Logistics (UK) Co., Ltd | Transport & logistics | 2024 |
| Flzz Industries Group Limited | Extraterritorial | 2016 |
| FM Property Services Ltd | Construction | 2026 |
| FM Scientific Ltd | Wholesale & retail | 2023 |
| FO Fashion UK Ltd. | Extraterritorial | 2022 |
| FOB Rent Corporation Limited | Extraterritorial | 2018 |
| Focus Economic Co., Ltd | Wholesale & retail | 2018 |
| FOD Electronics Company Limited | Extraterritorial | 2013 |
| Fogt International Limited | Wholesale & retail | 2026 |
| Foisonu International Limited | Extraterritorial | 2024 |
| Fokia Trading Co., Ltd | Wholesale & retail | 2023 |
| Foodway International Trade Co., Ltd. | Extraterritorial | 2015 |
| Foothold Construction Limited | Construction | 2015 |
| FOR Asia Shipping Co., Ltd | Transport & logistics | 2024 |
| Forbes World Records Certification Services Limited | Information & communication | 2021 |
| Foreman & Lawson Limited | Professional & scientific | 2013 |
| Foresee POP UK Ltd | Extraterritorial | 2022 |
| Forest International Group Company Limited | Manufacturing | 2023 |
| Forest Wood Floor Group Ltd | Extraterritorial | 2017 |
| Forestway Property Management Limited | Households | 1996 |
| Forever Keen Wealth Limited | Wholesale & retail | 2023 |
| Forever Nine Textile Co., Ltd | Extraterritorial | 2019 |
| Foris Power Ltd | Manufacturing | 2024 |
| Forlssman Technology (UK) Co., Limited | Construction | 2022 |
| Format Associates Limited | Construction | 2004 |
| Formetal Trading Co., Limited | Manufacturing | 2023 |
| Formex Chemicals Co., Ltd | Extraterritorial | 2015 |
| Forsch Auto Parts Co., Ltd | Manufacturing | 2024 |
| Forsight Trading Co., Ltd | Wholesale & retail | 2025 |
| Forster Pneumatic Copper Industry Ltd | Extraterritorial | 2021 |
| Fortchin Enterprise Limited | Extraterritorial | 2017 |
| Forti SF Advisors Ltd | Professional & scientific | 2024 |
| Fortis House to Home Ltd | Construction | 2010 |
| Fortis Property Services Group Ltd | Administrative & support | 2022 |
| Fortium Management Ltd | Households | 2025 |
| Fortius Trading Private Limited | Wholesale & retail | 2021 |
| Fortukey Co., Ltd | Extraterritorial | 2024 |
| Fortuna Animus Ltd | Financial services | 2023 |
| Fortunate International Co., Ltd | Wholesale & retail | 2023 |
| Fortune Apex Limited | Wholesale & retail | 2021 |
| Fortune Chemical Limited | Wholesale & retail | 2020 |
| Fortune Source Shipping Co., Limited | Manufacturing | 2024 |
| Fortune Star Shipping Limited | Transport & logistics | 2021 |
| Fortunes Global Trading Co., Ltd | Extraterritorial | 2015 |
| Forty Four the Avenue Limited | Households | 1977 |
| Forward Hydraulics Limited | Professional & scientific | 2017 |
| Forwich Union Industrial Co., Ltd | Wholesale & retail | 2023 |
| Foryou Health Co., Ltd. | Extraterritorial | 2021 |
| Foshan Sanchuan Henking Co., Ltd | Wholesale & retail | 2023 |
| Foshan Ulight Co., Ltd | Wholesale & retail | 2024 |
| Fossil Games Ltd | Information & communication | 2018 |
| Foster Supplies Limited | Administrative & support | 2022 |
| Fosterworth Ltd | Construction | 2024 |
| Foton Global Exporting Co., Ltd | Manufacturing | 2025 |
| Foundation Lettings Limited | Real estate | 2020 |
| Foundational Fitness Limited | Other services | 2002 |
| Foungo Group Holdings Limited | Extraterritorial | 2013 |
| Four Star Group Limited | Extraterritorial | 2018 |
| Four the Knoll Limited | Households | 2006 |
| FOURTEEN33 Limited | Information & communication | 2015 |
| Fourth Rail Ltd | Construction | 2019 |
| Fourth Wall 3D Ltd | Professional & scientific | 2020 |
| Fox&Hedgehog Limited | Administrative & support | 2023 |
| Foxberry Road Management Limited | Real estate | 2015 |
| Foxgrove 10 Limited | Households | 2004 |
| Foxgrove Consulting Limited | Professional & scientific | 2013 |
| Foxpark Estate Limited | Households | 1996 |
| Foxy Security Services Ltd. | Administrative & support | 2013 |
| FP Global Ltd | Extraterritorial | 2012 |
| Fpsg Holdings Ltd | Financial services | 2025 |
| Framegraph Ltd | Information & communication | 2015 |
| France Belove Group Limited | Wholesale & retail | 2023 |
| France Dirromadam Group Ltd | Wholesale & retail | 2024 |
| France Eloo Group Co., Ltd. | Extraterritorial | 2016 |
| France Galeries Lafayette International Clothing Company Ltd | Wholesale & retail | 2025 |
| France Givenchy (Asia) China Limited | Wholesale & retail | 2024 |
| France Gran Cabrio Brand Management Co., Ltd | Professional & scientific | 2020 |
| France Honour Ltd. | Extraterritorial | 2019 |