| Embodied Ergonomics Ltd | Health & social care | 2024 |
| Emcastle Limited | Real estate | 1984 |
| Emmanuel Afolayan Limited | Information & communication | 2018 |
| Empire Linen House Ltd | Wholesale & retail | 2026 |
| Energyshare Limited | Real estate | 2007 |
| Engage 360 Limited | Information & communication | 2024 |
| Engage-Ment Limited | Professional & scientific | 2009 |
| Enhance Property Developments Limited | Construction | 2013 |
| Enlightened Solar Ltd | Professional & scientific | 2011 |
| Entropia Limited | Construction | 2012 |
| EOS Construction Limited | Extraterritorial | 2005 |
| EOS Group Limited | Professional & scientific | 2005 |
| Equine Export Services Ltd | Professional & scientific | 2023 |
| Equux Silver Jewellary Ltd | Wholesale & retail | 2021 |
| Erdal Construction Limited | Construction | 2016 |
| Erden Construction Limited | Construction | 2018 |
| Eridge Green Bespoke Builds Ltd | Construction | 2023 |
| Eridge Green Bespoke Kitchens & Living Space Ltd | Manufacturing | 2012 |
| Eridge Green Kitchens Retail Ltd | Manufacturing | 2019 |
| Eridge Transport Consultants Ltd | Administrative & support | 2004 |
| Erland Bookkeeping & Accountants Limited | Professional & scientific | 2026 |
| Erland Elite Cleaning Limited | Administrative & support | 2026 |
| Esail Ltd | Information & communication | 2015 |
| Esperance Limited | Professional & scientific | 2019 |
| Espinas Group Limited | Health & social care | 2018 |
| Essential Search and Selection Limited | Administrative & support | 2007 |
| Estate Legal Solutions Ltd | Professional & scientific | 2018 |
| Eurasia Education Foundation | Education | 1982 |
| Europa Medical Services Limited | Wholesale & retail | 1996 |
| European Safety Services Limited | Mining & quarrying | 2008 |
| EVC Enterprises Ltd | Agriculture & fishing | 2021 |
| EVE & Ethan Trustee Ltd | Financial services | 2012 |
| Everwise Media Ltd | Wholesale & retail | 2026 |
| Evolve & Adapt Community Community Interest Company | Health & social care | 2020 |
| Evolve & Adapt Limited | Education | 2018 |
| Evoq Limited | Information & communication | 2001 |
| Evred Limited | Real estate | 2024 |
| Exclusive Blends Coffee Company Limited | | 1986 |
| Exit Ready Club Ltd | Professional & scientific | 2026 |
| Exparity Limited | Information & communication | 2000 |
| Exposed Space Limited | Administrative & support | 2018 |
| F.T.I. Limited | Professional & scientific | 2000 |
| Facilities Management Works Limited | Administrative & support | 2013 |
| Fairfax Gallery (Tunbridge Wells) Ltd | Wholesale & retail | 2011 |
| Family Guys Competition Limited | Arts & recreation | 2024 |
| Fannos Limited | Information & communication | 2023 |
| FAT Planet Limited | Professional & scientific | 2003 |
| FERNANDO11 Private Limited | Wholesale & retail | 2025 |
| Ferndell Developments Limited | Construction | 2020 |
| Fford Motion Limited | Transport & logistics | 2004 |
| Fielden Mews Management Company Limited | Hospitality | 2010 |
| Fire & Form Ltd | Wholesale & retail | 2026 |
| Fire Decisions Limited | Public administration | 2014 |
| Fire Proof Solutions Limited | Extraterritorial | 2020 |
| First Concerto Limited | Information & communication | 2022 |
| First Door Stripping Ltd | Construction | 2014 |
| First Line Accounts Ltd | Professional & scientific | 2025 |
| First-Stop Retailing Limited | Wholesale & retail | 2007 |
| Flash Electrical & Renovations Ltd | Other services | 2024 |
| Flash of Elegance Ltd | Administrative & support | 2025 |
| Flavour Hub Ltd | Manufacturing | 2017 |
| Floortek Limited | Construction | 2009 |
| Floorz Hardwood Flooring Ltd | Wholesale & retail | 2023 |
| Florence Mortgages Limited | Financial services | 2021 |
| Flowize Ltd | Construction | 2023 |
| Fluent AI Technologies Limited | Extraterritorial | 2025 |
| Fluent Communications Limited | Information & communication | 2004 |
| Fluent Energy Limited | Energy | 2009 |
| Fluent Fibre Optics Limited | Construction | 2021 |
| Fluent Group Limited | Information & communication | 2009 |
| Fluent IP Limited | Information & communication | 2008 |
| Fluent Technologies Limited | Information & communication | 2013 |
| Fluent Telecoms Limited | Extraterritorial | 2007 |
| Fluent Voice and Data Solutions Limited | Information & communication | 2017 |
| Fluent Voip Limited | Information & communication | 2008 |
| Fmdirect (UK) Limited | Information & communication | 2001 |
| Fmhelpdesk Limited | Extraterritorial | 2004 |
| FMS Contractors Limited | Construction | 2019 |
| Fnmit Ltd | Wholesale & retail | 2022 |
| Food and Drink Services Limited | Hospitality | 2019 |
| Forest Hill Media Limited | Information & communication | 2013 |
| Forest Kebab Limited | Hospitality | 2025 |
| Forge Close Pyecombe Management Company Limited | Professional & scientific | 2025 |
| Forgetmenot Collectibles Ltd | Wholesale & retail | 2026 |
| Form & Found Ltd | Wholesale & retail | 2026 |
| FORM3D Ltd | Other services | 2017 |
| Forma Glory Ltd | Manufacturing | 2014 |
| Fortunatus Developments Limited | Real estate | 2015 |
| Forty Nine C.H.R. Ltd. | Households | 1999 |
| Forward Enterprises (UK) Limited | Wholesale & retail | 1984 |
| Four Counties Leasing and Contract Hire Limited | Wholesale & retail | 2003 |
| FOX Consulting Limited | Information & communication | 2013 |
| FOX Red Payments Ltd | Information & communication | 2026 |
| Francis Whittington Limited | Professional & scientific | 2010 |
| Frankham Real Estates Limited | Real estate | 2009 |
| Fraud Women's Network Limited | Other services | 2007 |
| Freakin Films Limited | Arts & recreation | 2004 |
| Fresh Dough Ltd | Manufacturing | 2020 |
| From Assembly Ltd | Manufacturing | 2025 |
| Frontside Developments Limited | Construction | 2015 |