| Foottech Limited | Wholesale & retail | 2025 |
| FOR YOU Property Ltd | Real estate | 2024 |
| Foray Apparel Limited | Wholesale & retail | 2024 |
| Forbes at Wigan Limited | Hospitality | 2017 |
| Force Building Contractors Limited | Construction | 2022 |
| Ford Garnet Ltd | Wholesale & retail | 2026 |
| Ford Solicitors Limited | Professional & scientific | 2017 |
| Fore OPS Consultancy Limited | Professional & scientific | 2026 |
| Forest Horizon Limited | Other services | 2020 |
| Forest Learning Hub Ltd | Education | 2025 |
| Foreverfix Ltd | Construction | 2021 |
| Forgehaus Limited | Wholesale & retail | 2024 |
| Formation Security Ltd | Administrative & support | 2018 |
| Formation Security Solutions Ltd | Administrative & support | 2020 |
| Formation Solutions NW Ltd | Administrative & support | 2017 |
| Formst Limited | Wholesale & retail | 2025 |
| Formulated Machinery Limited | Manufacturing | 2018 |
| Forrest JC Holdings Limited | Professional & scientific | 2016 |
| Fort Rentals Ltd | Administrative & support | 2015 |
| Forti Nova Installations Ltd | Construction | 2026 |
| Forti Nova Ltd | Construction | 2024 |
| Fortimedica Health Group Limited | Public administration | 2025 |
| Fortis Business Solutions Global Limited | Hospitality | 2014 |
| Fortis Enterprise Holdings Ltd | Professional & scientific | 2025 |
| Fortis Hospitality (Edisford) Limited | Hospitality | 2024 |
| Fortis Hospitality Holdings Limited | Financial services | 2024 |
| Fortis Hospitality Solutions (Global) Limited | Hospitality | 2021 |
| Fortis Legal Group Ltd | Health & social care | 2024 |
| Forton Group Ltd | Financial services | 2023 |
| Fortran Ltd | Wholesale & retail | 2025 |
| Fortuna Lancashire LLP | | 2010 |
| Fortune 5000 Ltd | Other services | 2026 |
| Fortune Soft Ltd | Wholesale & retail | 2025 |
| Forward Assist Recruitment Limited | Administrative & support | 2014 |
| Forward Thinking for Business Limited | Administrative & support | 2017 |
| Forzira Limited | Wholesale & retail | 2024 |
| Founder to Founder Ltd | Information & communication | 2023 |
| Foundr KIT Ltd | Information & communication | 2025 |
| Fountain Private Hire Ltd | Transport & logistics | 2023 |
| Four Lane Group Ltd | Real estate | 2021 |
| Four Sisters Furniture Ltd | Wholesale & retail | 2026 |
| Four TEK Holdings Limited | Financial services | 2026 |
| Four TEK Limited | Construction | 2020 |
| Fourseasons Outdoor CIC | Education | 2023 |
| FOX Football Limited | Arts & recreation | 2026 |
| Foxhome Property Developments Limited | Real estate | 2019 |
| FP Distribution Ltd | Wholesale & retail | 2018 |
| FP Locum Service Ltd | Health & social care | 2016 |
| FP Tiles Distribution Ltd | Wholesale & retail | 2023 |
| FR Recruitment and Training Limited | Administrative & support | 2014 |
| Frab Management Limited | Other services | 2009 |
| Fractal Media Limited | Information & communication | 2016 |
| Fractious Limited | Information & communication | 2025 |
| Framemaker North West Limited | Manufacturing | 2004 |
| Franchise Hub Ltd | Hospitality | 2026 |
| Frangos Blackburn Ltd | Hospitality | 2025 |
| Frank Anthony Kitchens Limited | Manufacturing | 2016 |
| Frank Barnes (Consultancy) Limited | Extraterritorial | 1998 |
| Frank Owen Properties Limited | Real estate | 2024 |
| Frank Street Car Sales Ltd | Wholesale & retail | 2021 |
| Frankland Housings Ltd | Extraterritorial | 2024 |
| Franklyn & Co Ltd | Professional & scientific | 2024 |
| Frankstone Property Ltd | Real estate | 2026 |
| Fraser Lancastrian Limited | Professional & scientific | 1998 |
| Fraser Lancastrian Properties Limited | Real estate | 2017 |
| Fraser Lancastrian Services Limited | Extraterritorial | 2018 |
| Fraser-Adams Limited | Wholesale & retail | 1996 |
| Frasier Goldberg Ltd | | 2007 |
| Freckleton Park Limited | Real estate | 2016 |
| Freddy's FF Ltd | Hospitality | 2025 |
| Freddys Chicken Stretford Limited | Hospitality | 2025 |
| Free Energy Grants Ltd | Professional & scientific | 2024 |
| Freedom Ability Limited | Manufacturing | 2008 |
| Freedom Self Storage Limited | Transport & logistics | 2006 |
| Freem UK Limited | Wholesale & retail | 2009 |
| Freeze Fusion Ltd | Manufacturing | 2023 |
| Freia Attire Ltd | Wholesale & retail | 2025 |
| Fresh Enviro Ltd | Water & waste | 2025 |
| Fresh Juices Limited | Manufacturing | 2026 |
| Fresh Produce Blackburn Ltd | Wholesale & retail | 2019 |
| Freshwater Boatyard (ST Mawes) Ltd | Other services | 2011 |
| Frewin Properties Ltd | Real estate | 2022 |
| Freza Ltd | Transport & logistics | 2026 |
| Friction Components (North East) Limited | Other services | 2012 |
| Froggy's Bites Ltd | Hospitality | 2026 |
| Frontal Coaching Ltd | Other services | 2024 |
| Frontline AI Group Ltd | Professional & scientific | 2025 |
| Frs&Co Limited | Wholesale & retail | 2025 |
| Frucolate Ltd | Wholesale & retail | 2025 |
| Fruitburst Ltd | Wholesale & retail | 2024 |
| Frumist Ltd | Wholesale & retail | 2012 |
| Fryday Fish & Chips Limited | Hospitality | 2022 |
| Fsal Enterprise Limited | Real estate | 2026 |
| FSG Finance Group Limited | Financial services | 2025 |
| FSG Investments Ltd | Financial services | 2016 |
| Fsopticare Ltd | Health & social care | 2025 |
| FSP Investments Ltd | Real estate | 2024 |
| Fspace Gardens Ltd | Construction | 2026 |
| Fsrn Meat Supplier Ltd | Wholesale & retail | 2025 |
| FSY Consulting Ltd | Extraterritorial | 2023 |