| Faizan E Hamdam Limited | Wholesale & retail | 2026 |
| Falling Lane Local Store Limited | Wholesale & retail | 2018 |
| Famex Ltd | Wholesale & retail | 2020 |
| Famkey Limited | Real estate | 2024 |
| FAN Cars Ltd | Transport & logistics | 2022 |
| FAR East Sapphire Health Ltd | Health & social care | 2016 |
| Farhat Trading Solutions Ltd | Transport & logistics | 2024 |
| Fashion Forever Ltd | Wholesale & retail | 2020 |
| Fast Track Mortgages & Financial Associates Ltd | Financial services | 2014 |
| Fast Track Transportation Ltd | Wholesale & retail | 2023 |
| Fastbuild Ltd | Construction | 2019 |
| Fastix UK Limited | Wholesale & retail | 2022 |
| Fastlane Property Maintenance Ltd | Construction | 2020 |
| FASTTOM23 Limited | Transport & logistics | 2024 |
| Fateh Cheema Transport Ltd | Transport & logistics | 2026 |
| Fateh Site Services Limited | Construction | 2024 |
| Feathers (Chester) Limited | Hospitality | 1998 |
| Felisinthesky Ltd | Professional & scientific | 2016 |
| Femlinza Ltd | Wholesale & retail | 2025 |
| Fenton-Ramsey Consultants Limited | Professional & scientific | 2008 |
| Feobawave Limited | Wholesale & retail | 2024 |
| Fernley Transport Limited | Transport & logistics | 2000 |
| Ferring Laboratories Limited | Professional & scientific | 1980 |
| Ferring Pharmaceuticals Limited | Wholesale & retail | 1975 |
| Ferring UK Limited | Professional & scientific | 2025 |
| Ferring Ventures Ltd | Professional & scientific | 1997 |
| Fico Accountants Limited | Professional & scientific | 2023 |
| Fieldreel Limited | Information & communication | 2016 |
| Fifth & Rose Curators Limited | Wholesale & retail | 2026 |
| Fila Gemstone Ltd | Real estate | 2018 |
| Filopatear T/A Filo VEG Limited | Hospitality | 2014 |
| Fineline Joinery Ltd | Manufacturing | 2022 |
| Finka Ltd | Wholesale & retail | 2022 |
| Finkit Lighting Ltd | Arts & recreation | 2015 |
| Fintech IT Solutions Ltd | Information & communication | 2017 |
| FIR Tree Autocentre Limited | Wholesale & retail | 2021 |
| First Car 4U Ltd | Wholesale & retail | 2026 |
| First Corner Construction Ltd | Construction | 2021 |
| First Point Couriers Ltd | Transport & logistics | 2023 |
| First Solution Service Limited | Construction | 2025 |
| First Wolf Ltd | Hospitality | 2023 |
| Firstchoice Staffing Limited | Administrative & support | 2026 |
| Firstline Executive Transport Ltd | Wholesale & retail | 2025 |
| Five Rivers Haulage Limited | Water & waste | 2007 |
| Five Rivers Tea Ltd | Wholesale & retail | 2026 |
| Five Steps Ahead Limited | Administrative & support | 2009 |
| FIX My Light Limited | Construction | 2017 |
| Fixtouch Ltd | Other services | 2019 |
| Flame Tech Solutions Ltd | Financial services | 2024 |
| FLATPACK2GO Limited | Wholesale & retail | 2007 |
| Flavours of Naija Ltd | Wholesale & retail | 2024 |
| Flight Data Systems Limited | Professional & scientific | 2012 |
| FLO Tax Returns Limited | Professional & scientific | 2025 |
| Flofix Limited | Construction | 2024 |
| Floormind Limited | Information & communication | 2015 |
| Florian Building Ltd | Other services | 2025 |
| Florin Apetrei Carpentry Limited | Construction | 2017 |
| Fluffy LDN Limited | Professional & scientific | 2017 |
| Flying Logistics Air Cargo Ltd. | Transport & logistics | 2015 |
| FM Business Consultancy Ltd | Professional & scientific | 2013 |
| Fmcg Online Limited | Extraterritorial | 2022 |
| Fmcg PP Limited | Wholesale & retail | 2019 |
| FMG London Transfers Ltd | Transport & logistics | 2025 |
| Fmvehicle Ltd | Wholesale & retail | 2024 |
| Foldgae Limited | Real estate | 2024 |
| Fonso Consultancy Limited | Information & communication | 2017 |
| Forma Constructions Ltd | Construction | 2026 |
| Formcore Ltd | Construction | 2021 |
| Fortes Zolobi Ltd | Wholesale & retail | 2026 |
| Fortunate IT Consultants Limited | Wholesale & retail | 2018 |
| Four KH Ltd | Real estate | 2015 |
| FPF Global Limited | Transport & logistics | 2016 |
| Fragrance Dept. Ltd | Wholesale & retail | 2026 |
| Frankel & Harper Productions Ltd | Arts & recreation | 2020 |
| Frankly Coaching Ltd | Health & social care | 2017 |
| Fraysbank Properties Limited | Real estate | 2011 |
| Freelabs PVT. Limited | Information & communication | 2019 |
| Freelycall Ltd | Information & communication | 2016 |
| Freight Pulse Ltd | Transport & logistics | 2025 |
| Freight Runners Limited | Transport & logistics | 2021 |
| Fresh Bite Pizza Ltd | Hospitality | 2024 |
| Fresh Bites Grill Ltd | Hospitality | 2025 |
| Fresh Halal Food Ltd | Hospitality | 2026 |
| Fritillaria Limited | Extraterritorial | 2026 |
| Frk.N.M Ltd | Administrative & support | 2023 |
| Frontier Digital Transformation Limited | Information & communication | 2022 |
| FS Chauffeurs London Ltd | Transport & logistics | 2026 |
| FS Chauffeurs Worldwide Ltd | Transport & logistics | 2026 |
| FS++ Limited | Education | 2008 |
| Fsma Martial Arts Ltd | Arts & recreation | 2024 |
| FTN Beauty & Barber Ltd | Other services | 2025 |
| Fursan Ltd | Wholesale & retail | 2025 |
| Fusion Devices& Vapes Ltd | Wholesale & retail | 2025 |
| FUSION3D Ltd | Wholesale & retail | 2025 |
| Fusionsgroup Limited | Real estate | 2024 |
| Future Film Logistics Ltd | Transport & logistics | 2022 |
| Future Music Records Limited | Information & communication | 2020 |
| Fyda Limited | Hospitality | 2018 |
| Fyfield Sports Group Ltd | Arts & recreation | 2026 |
| FZ F&B Ltd | Hospitality | 2025 |