| Fourfields House Limited | Professional & scientific | 2005 |
| Fourteen IP Cloud Communications Ltd | Information & communication | 2020 |
| Fourteen IP Communications Limited | Information & communication | 2008 |
| Fourteen IP Group Limited | Information & communication | 2016 |
| Fourteen IP Network Services Limited | Information & communication | 2011 |
| Fourways Land and Property Ltd | Real estate | 2016 |
| Fovalis Ltd | Professional & scientific | 2026 |
| FOX Homes Wrightington Limited | Construction | 2021 |
| FOX Properties Management Ltd | Real estate | 2021 |
| FOX Renewables Limited | Energy | 2013 |
| FOX Wheels Refurbishment Ltd | Wholesale & retail | 2020 |
| Foxfield Garage Limited | Wholesale & retail | 1997 |
| Foxstone Solutions Limited | Administrative & support | 2025 |
| FP Groundwork & Building Limited | Construction | 2013 |
| FPS Accountants Limited | Professional & scientific | 2001 |
| FPS North West Limited | Financial services | 2022 |
| FQC Ltd | Construction | 2023 |
| FR K9 Ltd | Agriculture & fishing | 2022 |
| Fradstone | Professional & scientific | 2025 |
| Francesco's Italian Limited | Hospitality | 2025 |
| Francis Horkan Groundworks Ltd | Construction | 2006 |
| Francoffee Ltd | Wholesale & retail | 2008 |
| Frank King (Wigan) Limited | Wholesale & retail | 1978 |
| Frank King Group Limited | Financial services | 2025 |
| Frank King Holdings Limited | Real estate | 2018 |
| Frankies Bolton Limited | Hospitality | 2020 |
| Fransis Bregansa Limited | Hospitality | 2023 |
| Fraser Electronic Solutions Limited | Professional & scientific | 2013 |
| Frasima Ltd | Professional & scientific | 2026 |
| Fratello Heritage Ltd | Professional & scientific | 2023 |
| Fraub Sportswear Limited | Wholesale & retail | 2026 |
| Fredicura | Professional & scientific | 2026 |
| Free Flowing Spirit Limited | Professional & scientific | 2024 |
| Freedom House Developments Ltd. | Administrative & support | 2019 |
| Freemasons Arms Limited | Hospitality | 2015 |
| Freeney & Oliver Estates Ltd | Real estate | 2020 |
| Freestand Films LLP | | 2017 |
| Freestart Public Limited Company | Information & communication | 1999 |
| Freesundomy | Professional & scientific | 2025 |
| Freeway Automotive Ltd | Wholesale & retail | 2025 |
| Fresh Choice Cafes Ltd | Hospitality | 2014 |
| Fresh Choice Catering (NW) Ltd | Hospitality | 2024 |
| Fresh Fusebox Ltd | Construction | 2023 |
| Fresh Starts Renovation Ltd | Construction | 2025 |
| Freshedge Plus Ltd | Administrative & support | 2025 |
| Frevat | Professional & scientific | 2025 |
| Friends of Landlords RDA | Arts & recreation | 2012 |
| Friends of the Cherries Community Garden Wigan Ltd | Real estate | 2021 |
| Friends Traders Ltd | Wholesale & retail | 2014 |
| Friesian Transport Ltd | Wholesale & retail | 2022 |
| Friesland Construction Limited | Extraterritorial | 2007 |
| Frodesco | Professional & scientific | 2023 |
| Frodesk | Professional & scientific | 2023 |
| Frogsun Ltd | Professional & scientific | 2026 |
| From Rags to Riches Limited | Real estate | 2023 |
| Frontier Consultancy and Management Ltd | Real estate | 2018 |
| Frontline Building Services Ltd | Construction | 2020 |
| Frontline Property Developments Ltd | Real estate | 2025 |
| Frontline(North West) Ltd | Construction | 2010 |
| Frontlinefire UK Limited | Public administration | 2020 |
| Froolage | Professional & scientific | 2025 |
| Frost Plumbing & Heating Limited | Construction | 2014 |
| Frozen Beach Limited | Hospitality | 2024 |
| FRS Group Limited | Financial services | 2015 |
| Frupine Ltd | Manufacturing | 2025 |
| FS Coaching Academy Ltd | Arts & recreation | 2022 |
| FT Bazaar Ltd | Wholesale & retail | 2025 |
| Ftcollections Ltd | Wholesale & retail | 2022 |
| Fuel Service Ltd | Information & communication | 2015 |
| Fulcrum Brickworks Limited | Construction | 2003 |
| Full Circle Initiatives CIC | Health & social care | 2026 |
| Full Spectrum Cleaning Limited | Administrative & support | 2024 |
| Fulton's Pharmacy Limited | Wholesale & retail | 2001 |
| Fundamental Supplies Ltd | Wholesale & retail | 2014 |
| Funeralo | Professional & scientific | 2023 |
| Funfilledsports Ltd | Education | 2025 |
| Funky Figures Limited | Wholesale & retail | 2021 |
| Funky Timber Joinery Ltd | Construction | 2022 |
| Funky Timber Ltd | Construction | 2019 |
| Funparx OX Limited | Arts & recreation | 2024 |
| Funparx SS Limited | Arts & recreation | 2024 |
| Funparx WA Ltd | Wholesale & retail | 2024 |
| FUR Clemt CIC | Wholesale & retail | 2015 |
| Furbo Services Ltd | Professional & scientific | 2020 |
| Furious Engineering Limited | Professional & scientific | 2015 |
| Fusion Group (Nationwide) Ltd | Construction | 2026 |
| Fusion Properties NW Ltd | Real estate | 2020 |
| Fusion Welding Solutions Ltd | Professional & scientific | 2005 |
| Future Case Management Ltd | Administrative & support | 2013 |
| Future Focused Ltd | Health & social care | 2015 |
| Future Focused Properties Ltd | Real estate | 2019 |
| Future Mart Ltd | Wholesale & retail | 2026 |
| Future Purchasing Consulting Limited | Professional & scientific | 2008 |
| Future Retrofit Projects Ltd | Construction | 2025 |
| Futurebook Consultancy Ltd | Professional & scientific | 2025 |
| Futurovivo Limited | Wholesale & retail | 2026 |
| Futurum Salus Ltd | Professional & scientific | 2021 |
| FWM Homes Ltd | Real estate | 2020 |
| FYF Motors Ltd | Wholesale & retail | 2026 |
| G & E Automation Limited | Manufacturing | 2007 |