| FRI Optics Ltd | Health & social care | 2017 |
| Fried Grilled Chicken Limited | Hospitality | 2017 |
| Friendly Convenience Store Ltd | Wholesale & retail | 2026 |
| Friends & Family Ltd | Wholesale & retail | 2026 |
| Friends 4 Life Ltd | Transport & logistics | 2020 |
| Friends Construction Work Ltd | Construction | 2024 |
| Friends of Bradford Art Galleries and Museums | Administrative & support | 2005 |
| Friends of the BRI Services Limited | Wholesale & retail | 2009 |
| Friends WHO Care Trust | Other services | 1998 |
| Friendslogistsuk Ltd | Transport & logistics | 2025 |
| Fries Ltd | Hospitality | 2020 |
| Frihah Healthcare Ltd | Health & social care | 2018 |
| Frizinghall Enterprises Ltd | Wholesale & retail | 2016 |
| Frizzles the Cafe Ltd | Hospitality | 2025 |
| Frizzy Store Limited | Wholesale & retail | 2023 |
| Front Line Barber Ltd | Other services | 2025 |
| Front ROW Music Bolton and Bury Limited | Education | 2019 |
| Front ROW Music Cheshire Limited | Education | 2021 |
| Front ROW Music Franchises Limited | Education | 2014 |
| Front ROW Music Hampshire Ltd | Education | 2018 |
| Front ROW Music Holdings Ltd | Education | 2019 |
| Front ROW Music Leeds Limited | Education | 2023 |
| Front ROW Music Limited | Education | 2011 |
| Front ROW Music London Limited | Education | 2017 |
| Front ROW Music Manchester Limited | Education | 2021 |
| Front ROW Music Merseyside Limited | Education | 2021 |
| Front ROW Music Oldham & Tameside Limited | Education | 2021 |
| Front ROW Music South Manchester Limited | Education | 2021 |
| Front ROW Music Stockport Limited | Education | 2021 |
| Front ROW Music Stockport South Limited | Education | 2021 |
| Front Runner Online Limited | Information & communication | 2014 |
| Frontier Inns Ltd | Hospitality | 2021 |
| Frontier Windows and Construction Ltd | Construction | 2018 |
| Frontline Professional Services Ltd | Professional & scientific | 2020 |
| Frost Hospitality Ltd | Hospitality | 2026 |
| Frostdrifter Ltd | Administrative & support | 2018 |
| Frostmenia Ltd | Administrative & support | 2018 |
| Froz Properties Ltd | Real estate | 2013 |
| FRP Developments Ltd | Real estate | 2025 |
| FRP Property Solutions Ltd | Real estate | 2022 |
| FRR Trans Ltd | Transport & logistics | 2022 |
| Fruitanicals Ltd | Manufacturing | 2020 |
| Frulise Ltd | Hospitality | 2025 |
| Fryday Fast Food Limited | Hospitality | 2025 |
| Frydays of Idle Ltd | Hospitality | 2025 |
| Frysmith Ltd | Manufacturing | 2025 |
| FS Consultation Services Ltd | Professional & scientific | 2023 |
| FS Highfield Investments Limited | Households | 2025 |
| FS NW Wholesale Ltd | Wholesale & retail | 2025 |
| FS Property Management Services Ltd | Real estate | 2026 |
| FSB Cars Limited | Wholesale & retail | 2023 |
| FSB Vintage Wholesale Ltd | Wholesale & retail | 2022 |
| FSH Consultants Limited | Transport & logistics | 2020 |
| FSH Global Limited | Financial services | 2024 |
| FSH P Limited | Real estate | 2022 |
| FSI Facilities Ltd | Real estate | 2010 |
| Fsip (White Rose) Ltd | Hospitality | 2017 |
| Fsjd Ltd | Professional & scientific | 2021 |
| FT Cars Direct Ltd | Wholesale & retail | 2025 |
| FT12 Transport Limited | Transport & logistics | 2019 |
| Fuel Polishing Solutions Limited | Manufacturing | 2020 |
| Fuel Polishing Systems Limited | Manufacturing | 2020 |
| Fuel Safe UK Limited | Professional & scientific | 2006 |
| Fuel Storage Solutions Limited | Manufacturing | 2002 |
| Fuelix Limited | Wholesale & retail | 2025 |
| Fuelogy Limited | Water & waste | 2012 |
| Fuerza Group Limited | Construction | 2022 |
| Full Circle Repairs Limited | Construction | 2017 |
| Full Spectrum Lettings Ltd | Real estate | 2022 |
| Fullers Electrical Services Ltd | Construction | 2026 |
| Fullyo Food Ltd | Wholesale & retail | 2024 |
| Funbi's and Surprises Ltd | Hospitality | 2025 |
| Funding Solutions Consultancy Ltd | Professional & scientific | 2023 |
| Funeral & Memorial Services Limited | Other services | 2019 |
| Funfair Attractions Ltd | Arts & recreation | 2026 |
| Funky Lettings Limited | Real estate | 2025 |
| Funkylicious UK Ltd | Manufacturing | 2025 |
| Funpees Global Services Limited | Professional & scientific | 2025 |
| Funterior Limited | Wholesale & retail | 2019 |
| Funzy Limited | Arts & recreation | 2018 |
| Furnexa Ltd | Wholesale & retail | 2026 |
| Furnishings UK Ltd | Administrative & support | 2012 |
| Furnishnk Limited | Wholesale & retail | 2016 |
| Furniture Creative Limited | Manufacturing | 2024 |
| Furniture Mill Ltd | Wholesale & retail | 2026 |
| Furniture's Line Ltd | Manufacturing | 2025 |
| FURNITURE313 Ltd | Wholesale & retail | 2016 |
| Fursan Travels Limited | Real estate | 2024 |
| Furzand Foundation CIC | Information & communication | 2025 |
| Fushion Fabrics Ltd | Wholesale & retail | 2025 |
| Fusion Bay Ltd | Wholesale & retail | 2024 |
| Fusion Curry Ltd | Hospitality | 2023 |
| Fusion Footwear Ltd | Wholesale & retail | 2026 |
| Fusion Hand Car Wash Ltd | Administrative & support | 2026 |
| Fusion Interiors (Leeds) Limited | Professional & scientific | 2018 |
| Fusion Martial Arts Centre Limited | Administrative & support | 2017 |
| Fusion Media Entertainment Ltd | Information & communication | 2020 |
| Fusion Network Installations Ltd | Information & communication | 2020 |
| Fusion Paper & Board Ltd | Wholesale & retail | 2008 |
| Future Balti House Limited | Hospitality | 2017 |