| Francis Connect Technologies Ltd | Other services | 2023 |
| Francis Construct Ltd | Construction | 2024 |
| Francis Design & Build Ltd | Manufacturing | 2023 |
| Francis Welch Films Limited | Information & communication | 2017 |
| Francischeeproductions Limited | Information & communication | 2016 |
| Franclee Commercial Consulting Limited | Professional & scientific | 2023 |
| Franco's Barbering Lounge Limited | Other services | 2017 |
| Francz Ltd | Transport & logistics | 2021 |
| Frandan Property Limited | Real estate | 2022 |
| Franjlie Limited | Real estate | 2022 |
| Frank & S Ltd | Health & social care | 2020 |
| Frank Bruce & Company Limited | Real estate | 1936 |
| Frank Impact (Bristol) Limited | Professional & scientific | 2025 |
| Frank Lyons: Humane Architecture Workshop Limited | Professional & scientific | 2004 |
| Frank Partners LLP | | 2012 |
| Frank Water C.I.C. | Wholesale & retail | 2005 |
| Frank Water Projects | Administrative & support | 2005 |
| Frank's Gaff Ltd | Real estate | 2025 |
| Frank's Waste Ltd | Water & waste | 2026 |
| Frankenstein Press Ltd | Manufacturing | 2021 |
| Frankenstein the Legacy Limited | Information & communication | 2022 |
| Frankie Merchant Services Ltd | Professional & scientific | 2024 |
| Frankie's Fried Chicken Ltd | Hospitality | 2024 |
| Franklin & Associates Limited | Professional & scientific | 2018 |
| Franklin Cole Properties Ltd | Real estate | 2019 |
| Franklin Design Associates Limited | Professional & scientific | 1986 |
| Franklin Holdings Group Ltd | Real estate | 2024 |
| Franklin Knight Global Investments Ltd | Real estate | 2017 |
| Franklin Land Birmingham Limited | Construction | 2021 |
| Franklins Cleaning Ltd | Administrative & support | 2024 |
| Franklins Property Group Ltd | Construction | 2022 |
| Frankly Flooring Ltd | Construction | 2018 |
| Franklyn & Franklyn Limited | Other services | 2014 |
| Franksay Transport Ltd | Transport & logistics | 2025 |
| Frantisek Mizera Ltd | Transport & logistics | 2018 |
| Frappell Group Ltd | Financial services | 2026 |
| Fraser Allen Limited | Real estate | 2016 |
| Fraser Besant Lighting Ltd | Wholesale & retail | 2016 |
| Fraser Besant Properties Limited | Real estate | 2026 |
| Fraser Burke Ltd | Construction | 2020 |
| Fraser Heath Mortgage Services Limited | Financial services | 2010 |
| Fraser James Properties Limited | Real estate | 2015 |
| Fraser Langdon (Western) Limited | Construction | 1996 |
| Fratellis Calne Limited | Hospitality | 2018 |
| Fratellis of Fishponds Limited | Hospitality | 2024 |
| Frater Real Estate Ltd | Construction | 2018 |
| Frater Urban Quarry Ltd | Water & waste | 2021 |
| Frato Property Limited | Real estate | 2021 |
| Fraxinus Solutions Ltd | Professional & scientific | 2025 |
| Fraybrook Ltd | Real estate | 2024 |
| Frazer James Ltd | Financial services | 2018 |
| FRC Trans Ltd | Transport & logistics | 2021 |
| FRE3DOM Systems Ltd | Extraterritorial | 2021 |
| Freak Holdings Limited | Information & communication | 2025 |
| Freakishkid Ltd | Information & communication | 2008 |
| Freckles Childcare Limited | Administrative & support | 2014 |
| Fred & Tills Ltd | Hospitality | 2025 |
| Fredde Brugger Ltd | Administrative & support | 2023 |
| Freddie Brown Associates Limited | Administrative & support | 2010 |
| Freddie's Proper Sweets Limited | Wholesale & retail | 2020 |
| Fredericks and Samuel Associates Ltd | Wholesale & retail | 2019 |
| Free 2 Go Ltd | Extraterritorial | 2018 |
| Free Booking Service Limited | Administrative & support | 2000 |
| Free Flow Drainage Solutions Limited | Construction | 2015 |
| Free Flow Media Ltd | Information & communication | 2024 |
| Free Ice Cream Limited | Information & communication | 2016 |
| Free Index Limited | Information & communication | 2006 |
| Free Range Websites Limited | Information & communication | 2012 |
| Free Soul Lucy Energy Awakening Ltd | Education | 2026 |
| Freeborne Impact Limited | Information & communication | 2020 |
| Freeborne Media Limited | Information & communication | 2018 |
| Freeby Trading Limited | Agriculture & fishing | 1998 |
| Freecall Electrical Limited | Construction | 2010 |
| Freeclimb Ltd | Administrative & support | 2024 |
| Freecons Ltd | Other services | 2024 |
| Freed Holdings Limited | Construction | 1994 |
| Freed Properties Limited | Real estate | 2016 |
| Freedog Bristol Limited | Arts & recreation | 2018 |
| Freedom Adventures Ltd | Administrative & support | 2009 |
| Freedom Air Limited | Transport & logistics | 1999 |
| Freedom Glory Corporation LP | | 2011 |
| Freedom Through Design Ltd | Professional & scientific | 2020 |
| FREEDOM53 Ltd | Administrative & support | 2021 |
| Freedome UK Ltd | Arts & recreation | 2015 |
| Freedome UK Site 1 Limited | Arts & recreation | 2015 |
| Freedy Renovations Limited | Construction | 2006 |
| Freefall Films Limited | Information & communication | 2002 |
| Freeform Events Ltd | Other services | 2025 |
| Freehawk Limited | Real estate | 1999 |
| Freejam Limited | Information & communication | 1992 |
| Freelance Bristol MUM Ltd | Other services | 2013 |
| Freelance Coalition for Developing Countries Ltd | Other services | 2022 |
| Freeland Buildings Ltd | Real estate | 2025 |
| Freeland Place Garden Company Limited | Households | 1968 |
| Freeland Property Management Ltd | Real estate | 2018 |
| Freeland Twenty-Three Limited | Households | 1975 |
| Freeman & Family Ltd | Transport & logistics | 2019 |
| Freeman Railway Consultancy Limited | Professional & scientific | 2013 |
| Freeman Residential Limited | Real estate | 2005 |
| Freeman Visuals Ltd | Professional & scientific | 2024 |