| Faizaan Property Management Limited | Real estate | 2019 |
| Faizan Autos Ltd | Wholesale & retail | 2026 |
| Faizan Constructions Ltd | Construction | 2024 |
| Faizan Lashari Ltd | Wholesale & retail | 2025 |
| Faizan School Ltd | Education | 2021 |
| Fajr Run Club Ltd | Arts & recreation | 2025 |
| Fakhri & Sons Textiles Limited | Wholesale & retail | 2022 |
| Fakhri Print Solutions Limited | Manufacturing | 2008 |
| Fakir Design and Build Ltd | Construction | 2017 |
| Fakir Woodworks Ltd | Manufacturing | 2019 |
| FAL Trading Company Ltd | Manufacturing | 2008 |
| Falafel N'Juice Co Ltd | Hospitality | 2021 |
| Falak Clothing Ltd | Manufacturing | 2022 |
| Falcon Driver Ltd | Transport & logistics | 2026 |
| Falcon Electrical Wholesalers Limited | Wholesale & retail | 1995 |
| Falcon Investment Holdings Limited | Financial services | 2025 |
| Falcon Manor Construction Limited | Construction | 2015 |
| Falcon Trading Group Limited | Financial services | 2026 |
| Falcon Travel Bradford Limited | Transport & logistics | 2016 |
| Falcon Wealth Management Limited | Financial services | 2021 |
| Falconeer Limited | Wholesale & retail | 2024 |
| Falcongrove Limited | Other services | 1983 |
| Falfish (Holdings) Limited | Financial services | 2016 |
| Falfish Limited | Wholesale & retail | 1979 |
| Falk & Green (UK) Ltd | Hospitality | 2011 |
| Falzon PUB Management and Consultancy Ltd | Hospitality | 2025 |
| Fambees Ltd | Wholesale & retail | 2019 |
| Famdu Limited | Hospitality | 2023 |
| Family Channel Limited | Information & communication | 2006 |
| Family FUN House Limited | Health & social care | 2024 |
| Famos Foods Limited | Manufacturing | 2006 |
| Fams Transport Ltd | Transport & logistics | 2025 |
| Famz Ltd | Construction | 2018 |
| FAN Stop Limited | Manufacturing | 2025 |
| Fancy Beds Ltd | Manufacturing | 2025 |
| Fanfare Newsagents Limited | Wholesale & retail | 1995 |
| Fankar Traders Ltd | Wholesale & retail | 2026 |
| Fantas-Tak Group Ltd | Financial services | 2021 |
| Fantasy Fibres Limited | Extraterritorial | 2008 |
| Fanteen Parkhomes Ltd | Other services | 2026 |
| Fantickets Limited | Wholesale & retail | 2025 |
| Fantom Trade Limited | Wholesale & retail | 2023 |
| Faqrah Direct Ltd | Wholesale & retail | 2023 |
| FAR and Wide Legal Consultancy Ltd | Professional & scientific | 2024 |
| Faraday Drinks Ltd | Manufacturing | 2018 |
| Farah Locum Limited | Health & social care | 2022 |
| Farah NAZ Care Investments Ltd | Health & social care | 2026 |
| Farah Pharma Ltd | Wholesale & retail | 2022 |
| Faraj Fagley Mini Market Ltd | Wholesale & retail | 2025 |
| Farals Limited | Wholesale & retail | 2014 |
| Farasan Ltd | Wholesale & retail | 2024 |
| Farascan Ltd | Health & social care | 2023 |
| Faraya Khawaja Limited | Administrative & support | 2017 |
| Fare Makers Ltd | Administrative & support | 2017 |
| Faredeal Coaches Ltd | Transport & logistics | 2017 |
| Faredeal Private Hire Ltd | Transport & logistics | 2021 |
| Fargreen Limited | Hospitality | 2024 |
| Farhan Hussain Ltd | Wholesale & retail | 2025 |
| Farlea Accounting Services Limited | Professional & scientific | 2012 |
| Farm Fresh Africa Ltd | Wholesale & retail | 2024 |
| Farm Fresh Leeds Ltd | Manufacturing | 2025 |
| Farm Fresh RAW Milk Distribution Ltd | Manufacturing | 2024 |
| Farm Made Icecream Limited | Hospitality | 2024 |
| Farmasingh Ltd | Health & social care | 2020 |
| Farmer Wholesale (UK) Ltd | Agriculture & fishing | 2018 |
| Farmers BOY (Deeside) Limited | Manufacturing | 2010 |
| Farmers BOY Limited | Manufacturing | 1972 |
| Farmgate Foods Limited | Wholesale & retail | 2025 |
| Farming Renewables Limited | Construction | 2024 |
| Farnhams Consultancy Ltd | Professional & scientific | 2019 |
| Farnosh Cosmetics Ltd | Wholesale & retail | 2025 |
| Faro Properties UK Ltd | Real estate | 2024 |
| Farooq Homes Ltd | Real estate | 2026 |
| Farooq Lets Ltd | Real estate | 2025 |
| Farooq Properties Limited | Extraterritorial | 2015 |
| Farooq Property Holdings Limited | Real estate | 2024 |
| Farpoint Engineering Limited | Construction | 2015 |
| Farrell's Joinery Ltd | Construction | 2019 |
| Farrell's Maintenance Ltd | Construction | 2019 |
| Farrimelia Properties Ltd | Real estate | 2017 |
| Farzana Khan Optical Limited | Health & social care | 2021 |
| FAS Associates Ltd | Health & social care | 2024 |
| FAS Capital Hub Ltd | Real estate | 2024 |
| FAS Management Ltd | Professional & scientific | 2019 |
| FAS Ventures Ltd | Real estate | 2023 |
| Fashion Fuel Ltd | Wholesale & retail | 2025 |
| Fashion FUN Limited | Wholesale & retail | 2018 |
| Fashion Knit Ltd | Wholesale & retail | 2024 |
| Fashion MIX Limited | Manufacturing | 2015 |
| Fashion Slant Ltd | Wholesale & retail | 2024 |
| Fashion Wize Ltd | Wholesale & retail | 2013 |
| Fashionwall Limited | Wholesale & retail | 2026 |
| Fasim Ltd | Health & social care | 2022 |
| Fasim Travel Vlogs Ltd | Information & communication | 2024 |
| Fast Auto Driving Ltd | Education | 2025 |
| Fast Bike Brokerage LLP | | 2019 |
| Fast Courier BFD Ltd | Transport & logistics | 2025 |
| Fast Despatch Couriers Limited | Transport & logistics | 2020 |
| Fast Flawless Prestige Ltd | Wholesale & retail | 2021 |
| Fast Flip Properties Ltd | Real estate | 2025 |