| Fairfield Court Maintenance (Alwoodley) Limited | Real estate | 1993 |
| Fairhaven Management Limited | Real estate | 1980 |
| Fairlawn Resilience Ltd | Professional & scientific | 2024 |
| Fairmont Planning Ltd | Professional & scientific | 2017 |
| Fairmountain Capital Limited | Financial services | 2005 |
| Fairridge Limited | Wholesale & retail | 2026 |
| Fairs Estates Ltd | Real estate | 2017 |
| Fairscale Ltd | Information & communication | 2025 |
| Fairtech Fabrications Limited | Manufacturing | 2018 |
| Fairway Residential Ltd | Real estate | 2021 |
| Fairways (Alwoodley) Management Limited | Hospitality | 1986 |
| Fairysox Limited | Wholesale & retail | 2013 |
| Faith Catalogue Ltd | Manufacturing | 2021 |
| Faith Pharma Ltd | Wholesale & retail | 2021 |
| Faith Public Relations Limited | Professional & scientific | 2007 |
| Faith Together in Leeds 11 | Education | 1999 |
| Faithark Ltd | Other services | 2026 |
| Faithful Healthcare Solutions Ltd | Health & social care | 2025 |
| Faithmed Ltd | Wholesale & retail | 2024 |
| Faithmed Staffing Ltd | Administrative & support | 2026 |
| Faiz Ventures Ltd | Professional & scientific | 2025 |
| Faiza Limited | Other services | 2002 |
| Fajela Ltd | Information & communication | 2022 |
| FAL Systems Limited | Manufacturing | 2009 |
| Falcon ARC Ltd | Wholesale & retail | 2024 |
| Falcon Corporate Advisory Limited | Professional & scientific | 2022 |
| Falcon FRY Ltd | Real estate | 2023 |
| Falcon Inns (Chalets) Limited | Hospitality | 1988 |
| Falcon Properties (Leeds) Limited | Real estate | 2021 |
| Falcon Property Holdings Limited | Real estate | 2025 |
| Falcon Sameday Courier Ltd | Transport & logistics | 2019 |
| Falcon Support Services (Holdings) Limited | Financial services | 2003 |
| Falcon Support Services Limited | Administrative & support | 2003 |
| Falcon Tenders Limited | Manufacturing | 2019 |
| Falcon's Line Limited | Agriculture & fishing | 2005 |
| Falconer Gate Management Company Limited | Hospitality | 2018 |
| Falcon’S Interior and Contractors Ltd | Construction | 2025 |
| Fali Enterprises LLP | | 2025 |
| Falk Properties Ltd | Real estate | 2025 |
| Fall Park Properties Limited | Real estate | 2025 |
| Fallelly Construction Ltd | Construction | 2018 |
| Fallons D&B Limited | Construction | 2014 |
| Fallwood Marina Ltd | Transport & logistics | 2021 |
| Fama Properties Ltd | Real estate | 2022 |
| Fametasticpizza Ltd | Hospitality | 2025 |
| Famevalley Limited | Construction | 2004 |
| Familia Omnia | Financial services | 2019 |
| Families Forward | Health & social care | 2005 |
| Families Include Fathers Limited | Professional & scientific | 2022 |
| Families Leeds Limited | Information & communication | 2015 |
| Family Company Investments Limited | Extraterritorial | 1966 |
| Family Connect (Holdings) Limited | Financial services | 2019 |
| Family Connect Properties Limited | Real estate | 2024 |
| Family Dynamics CIC | Education | 2024 |
| Family Estates (Leeds) Limited | Real estate | 2014 |
| Family First Property Limited | Real estate | 2023 |
| Family First Protection Ltd | Financial services | 2017 |
| Family Fortune 888 Ltd | Hospitality | 2019 |
| Family Martin Ltd | Wholesale & retail | 2023 |
| Family Relationship Services Ltd. | Professional & scientific | 2017 |
| Family Retreats UK Ltd | Hospitality | 2022 |
| Family Run Investments Limited | Hospitality | 2016 |
| Family Values Limited | Other services | 1998 |
| Familysales Ltd | Wholesale & retail | 2024 |
| Familytimetherapy Ltd | Health & social care | 2023 |
| Faml Holdings Ltd | Real estate | 2024 |
| Famms Enterprise Ltd | Hospitality | 2026 |
| Famous B Restaurant Ltd | Hospitality | 2022 |
| Famous Business Solutions Ltd | Administrative & support | 2025 |
| Famous Green Ltd | Hospitality | 2023 |
| FAN Management Ltd | Real estate | 2025 |
| Fanchang Limited | Hospitality | 2023 |
| Fancourt Financial Limited | Professional & scientific | 2022 |
| Fancy Bubbles Hot TUB Hire Ltd | Arts & recreation | 2017 |
| Fancy Spa Hire Ltd | Administrative & support | 2026 |
| Fandango Developments Ltd | Real estate | 2025 |
| Fanfinders Ltd | Information & communication | 2013 |
| Fangman Bros Property Limited | Real estate | 2022 |
| Fanpros Limited | Wholesale & retail | 2026 |
| Fantasia (Leeds) Ltd | Wholesale & retail | 2011 |
| Fantastic Media UK Ltd | Administrative & support | 2005 |
| Fantastic Place Limited | Professional & scientific | 2010 |
| Fantastic Roads Ltd | Arts & recreation | 2011 |
| Fantasy Computerworks Ltd | Information & communication | 2019 |
| Fantasy Interiors Limited | Manufacturing | 2024 |
| Fanzy Ventures Ltd | Wholesale & retail | 2026 |
| FAR Caspian Ltd | Information & communication | 2019 |
| FAR Consultancy Ltd | Professional & scientific | 2019 |
| FAR East Leven Limited | Hospitality | 2023 |
| FAR Freight Limited | Transport & logistics | 2023 |
| FAR Headingley Court (Leeds) Management Company Limited | Households | 1990 |
| Faragher Property & Investments Ltd | Real estate | 2023 |
| Farai Associates Ltd | Extraterritorial | 2014 |
| Farason Limited | Manufacturing | 1961 |
| Faraz Majid Limited | Health & social care | 2013 |
| Farbod Holding Ltd | Real estate | 2021 |
| Fareburn Trading Limited | Wholesale & retail | 2023 |
| Fareholme Limited | Extraterritorial | 1945 |
| Farerhaus Limited | Hospitality | 2022 |
| Farhad Mini Market Ltd | Wholesale & retail | 2026 |