| Fresh Start Housing Ltd | Households | 2021 |
| Fresh Start Skills CIC | Education | 2026 |
| Fresh Trimz Limited | Other services | 2018 |
| Fresh Vibe 702 Ltd | Wholesale & retail | 2024 |
| Fresh Wash UK Limited | Administrative & support | 2026 |
| Freshbake Birmingham Limited | Manufacturing | 2013 |
| Freshbangla Ltd | Wholesale & retail | 2025 |
| Freshbreeze Environmental Ltd | Professional & scientific | 2023 |
| Freshco Mini Mart Ltd | Wholesale & retail | 2026 |
| Freshcreamcakes.Com Ltd | Hospitality | 2020 |
| Freshers Private Limited | Hospitality | 2020 |
| FRESHFRAGRANCE1 Ltd | Wholesale & retail | 2024 |
| Freshland Supplies Limited | Wholesale & retail | 2023 |
| Freshlayersupply Ltd | Wholesale & retail | 2026 |
| Freshleaf Cleaning Services Ltd | Administrative & support | 2024 |
| Freshlook Creative Limited | Professional & scientific | 2023 |
| Freshly Kept Ltd | Administrative & support | 2024 |
| Freshrep Ltd | Wholesale & retail | 2026 |
| Freshscape Creations Ltd | Administrative & support | 2026 |
| Freshwater Linen Limited | Wholesale & retail | 2016 |
| Freshway 1 Supermarket Ltd | Wholesale & retail | 2023 |
| Freshway Distribution Ltd | Wholesale & retail | 2026 |
| Freshway Halal Meat Ltd | Wholesale & retail | 2024 |
| Freshway Supermarket Ltd | Wholesale & retail | 2020 |
| Freshways Business Solutions Limited | Manufacturing | 2022 |
| Freshzone Limited | Administrative & support | 2026 |
| Fresinider Medical (UK) Ltd | Wholesale & retail | 2022 |
| Fretwave Limited | Hospitality | 2025 |
| Frex Sameday Limited | Transport & logistics | 2015 |
| Frey Engineering Limited | Administrative & support | 2009 |
| FRF Cars Ltd | Wholesale & retail | 2020 |
| Frfd Ltd | Other services | 2025 |
| FRI Holdings Limited | Financial services | 2019 |
| FRI Projects Limited | Manufacturing | 2013 |
| FRI Property Limited | Real estate | 2019 |
| Friar Gate Derby Management Company Limited | Real estate | 2025 |
| Friar Park Limited | Real estate | 2025 |
| Friar Street Property Limited | Construction | 2025 |
| Friars 951 Limited | Transport & logistics | 2025 |
| Friars 952 Limited | Transport & logistics | 2025 |
| Friary Developments Limited | Households | 1982 |
| Friary Insurance Services Limited | Financial services | 1995 |
| Friary Metal Products Limited | Manufacturing | 1972 |
| Fricateen Limited | Real estate | 2021 |
| Frico Limited | Extraterritorial | 1959 |
| Friction Arts Limited | Arts & recreation | 2004 |
| Fridal Oral Health Care Ltd | Health & social care | 2015 |
| Fried Chicken & Grill Limited | Hospitality | 2023 |
| Fried Chicken FR Ltd | Hospitality | 2025 |
| Fried Chicken UK 1 Ltd | Hospitality | 2026 |
| Fried Ukss Limited | Hospitality | 2024 |
| Friend & Simmonds Ltd | Professional & scientific | 2023 |
| Friend Corporate Finance Limited | Professional & scientific | 2003 |
| Friend Fried Chicken Ltd | Hospitality | 2026 |
| Friend LLP | | 2003 |
| Friend Partnership Limited | Professional & scientific | 2011 |
| Friend Technology Partners Limited | Information & communication | 2003 |
| Friend TP Limited | Information & communication | 2025 |
| Friendly Creatives Limited | Extraterritorial | 2015 |
| Friendly Driving School Ltd | Education | 2025 |
| Friendly Group Investments Ltd | Real estate | 2024 |
| Friendly Housing Limited | Hospitality | 2020 |
| Friendly Market Ltd | Wholesale & retail | 2025 |
| Friendly Motors Birmingham Ltd | Wholesale & retail | 2025 |
| Friendly Sun Ltd | Financial services | 2019 |
| Friendly Team Cleaning Service Limited | Administrative & support | 2018 |
| Friendly Wheels Ltd | Wholesale & retail | 2025 |
| Friends 1313 Properties Ltd | Real estate | 2025 |
| Friends and Sisters Limited | Hospitality | 2018 |
| Friends Autos Limited | Wholesale & retail | 2016 |
| Friends Convenience Limited | Wholesale & retail | 2024 |
| Friends Food Holding Ltd | Hospitality | 2023 |
| Friends Group Ltd. | Financial services | 2015 |
| Friends Jewellers (Alum Rock) Ltd | Wholesale & retail | 2024 |
| Friends Jewellers Ltd | Wholesale & retail | 2015 |
| Friends of Aston Park CIC | Education | 2025 |
| Friends of Bournville Carillon Ltd | Arts & recreation | 2000 |
| Friends of Hamstead Pavilion CIC | Education | 2024 |
| Friends of Sabeel UK (Fosuk) | Other services | 2005 |
| Friends Phone Ltd | Information & communication | 2023 |
| Friends Solicitors Limited | Professional & scientific | 2025 |
| Friends Tyres Ltd | Wholesale & retail | 2018 |
| Friendship Landscaping and Gardening Limited | Administrative & support | 2019 |
| Friendship Properties Ltd | Households | 2026 |
| Friendship Property Ltd | Real estate | 2026 |
| Friendz Limited | Information & communication | 2025 |
| Fries N More Ltd | Hospitality | 2026 |
| Fringford Ltd | Professional & scientific | 2023 |
| Frink BSN Ltd | Administrative & support | 2016 |
| Frinsa UK Limited | Manufacturing | 2015 |
| Frio Fondo LP | | 2015 |
| Frisky U Ltd | Wholesale & retail | 2024 |
| Friskybanana Ltd | Administrative & support | 2017 |
| FRJ Realisations 2023 Limited | Wholesale & retail | 2016 |
| FRM Autos Ltd | Administrative & support | 2026 |
| FRM Consultants Ltd | Professional & scientific | 2020 |
| FRO Lifestyle Limited | Wholesale & retail | 2026 |
| Frogmill Services Ltd | Professional & scientific | 2023 |
| From Atoz Services Ltd | Administrative & support | 2023 |
| From Landlords Direct Limited | Real estate | 2019 |