| Environmental Power International (Holdings) Limited | Extraterritorial | 1999 |
| Environmental Power International (R&D) Limited | Water & waste | 2015 |
| Environmental Power International (UK R&D) Limited | Water & waste | 2011 |
| Environmental Power International (UK) Limited | Professional & scientific | 1999 |
| Environmental Power International Limited | Professional & scientific | 2001 |
| Environmental Power Limited | Professional & scientific | 2006 |
| Envision Advisory Ltd | Professional & scientific | 2024 |
| Envision Capital Investments Ltd | Real estate | 2026 |
| Enzo Inc Ltd | Arts & recreation | 2020 |
| Epic Makers Ltd | Extraterritorial | 2016 |
| Equal Marketing Ltd | Real estate | 2016 |
| Equanax Ltd | Professional & scientific | 2021 |
| Equilux Deals Limited | Wholesale & retail | 2026 |
| ER Diagnostics Limited | Wholesale & retail | 2019 |
| Erey Limited | Households | 2024 |
| Ericons Ltd | Construction | 2026 |
| ERO Barber Ltd | Other services | 2019 |
| ESA Decorating Ltd | Construction | 2017 |
| ESC Law Firm Ltd | Professional & scientific | 2018 |
| ESC Technical Ltd | Information & communication | 2011 |
| Esher Logs & Tree Surgeons Ltd. | Agriculture & fishing | 2018 |
| Essam Trading Ltd | Health & social care | 2019 |
| Essentials MIX Ltd | Wholesale & retail | 2025 |
| Estaex Limited | Households | 2024 |
| Estate Management Solutions Ltd | Real estate | 2025 |
| Estia Learning Group Limited | Education | 2022 |
| ESV Brands Ltd | Wholesale & retail | 2022 |
| ESV Vittles Ltd | Manufacturing | 2023 |
| Esvaran Foods Mills Ltd | Manufacturing | 2024 |
| ET Hospitality Services Ltd | Administrative & support | 2026 |
| ET IT Solutions Ltd | Information & communication | 2025 |
| ET Tech Solutions Ltd | Information & communication | 2018 |
| Eternity Services & Trading Limited | Wholesale & retail | 2015 |
| Ethoguest UK Limited | Information & communication | 2026 |
| Eton Avenue KT35AY Limited | Real estate | 2022 |
| Eucalyptus Ltd | Hospitality | 2021 |
| Eudemedics Ltd | Professional & scientific | 2018 |
| Euro Consulting (Software) Services Limited | Information & communication | 1998 |
| Eurobrille Limited | Wholesale & retail | 1995 |
| Europa Impex Limited | Wholesale & retail | 2004 |
| Euscadi Limited | Construction | 2022 |
| Eutol Limited | Health & social care | 2023 |
| EVA Coelho Clinic Beauty Ltd | Other services | 2024 |
| Event Buddy Ltd | Hospitality | 2017 |
| Ever Rise Arabia Contracting Ltd | Construction | 2022 |
| Everest Incrementum Partners Limited | Transport & logistics | 2025 |
| Everestdigitalacademy Limited | Information & communication | 2025 |
| Evergreen 4 Heights Ltd | Real estate | 2024 |
| Evergreen Construction Trading Ltd | Real estate | 2019 |
| Evergreen Heights Ltd | Real estate | 2018 |
| Evergreen Legal Limited | Professional & scientific | 2025 |
| Evernest Developments Ltd | Real estate | 2021 |
| Everquality Ltd | Wholesale & retail | 2020 |
| Everroute Trade & Logistics Ltd | Transport & logistics | 2026 |
| Evershine Cleaners Ltd | Administrative & support | 2020 |
| Evmv Limited | Information & communication | 2017 |
| Evvm Limited | Extraterritorial | 2020 |
| Examteq Ltd | Education | 2026 |
| Excel LAB Services Limited | Health & social care | 2026 |
| Excel Pack Limited | Other services | 2015 |
| Exclusive Autotrade Ltd | Wholesale & retail | 2022 |
| Executive Drive Services Ltd | Transport & logistics | 2025 |
| Executive Estate Services Ltd | Administrative & support | 2025 |
| Exinsula Ltd | Information & communication | 2022 |
| Expanding Homes Construction Ltd | Construction | 2025 |
| Expanding Homes Limited | Construction | 2016 |
| Expert Statistics Ltd | Information & communication | 2024 |
| Explore the UK Ltd | Wholesale & retail | 2017 |
| Expolinks Ltd | Wholesale & retail | 2021 |
| Expresslink Properties II Limited | Households | 2006 |
| Extrek Travel Ltd | Administrative & support | 2025 |
| EYE Options Rosehill Ltd | Wholesale & retail | 2013 |
| EZ Travel Ltd | Administrative & support | 2025 |
| Ezeeequip Ltd | Arts & recreation | 2014 |
| Ezeepadel Limited | Arts & recreation | 2021 |
| Ezeesport Limited | Extraterritorial | 2023 |
| Ezey Care Limited | Health & social care | 2016 |
| Ezta Holding Ltd | Financial services | 2026 |
| Ezta Property Investment Ltd | Real estate | 2026 |
| Ezta Trading Ltd | Health & social care | 2026 |
| F & S Properties (London) Limited | Administrative & support | 2017 |
| F B & P M Hardwick Limited | Administrative & support | 2013 |
| F D Cabrita Ltd | Construction | 2019 |
| F D Contractors Ltd | Construction | 2023 |
| F K Brickworks Limited | Construction | 2011 |
| F S Properties London Limited | Financial services | 2010 |
| F&M Consultancy Services Ltd | Professional & scientific | 2020 |
| F&N Electrical Ltd | Construction | 2024 |
| F&S Beauty Academy Ltd | Other services | 2020 |
| F&S Beauty Supply Ltd | Wholesale & retail | 2020 |
| F.Carli. Holdings Ltd | Health & social care | 2025 |
| FA & ED Property Ltd | Real estate | 2025 |
| FA Hammersmith Ltd | Financial services | 2025 |
| FA Investment Holding Ltd | Financial services | 2025 |
| Faam Trading Limited | Real estate | 2017 |
| Faan Properties Ltd | Real estate | 2023 |
| FAB Concept Trading Ltd | Wholesale & retail | 2025 |
| FAB Utilities Limited | Administrative & support | 2014 |
| Fadefctr Limited | Other services | 2022 |
| Fairbrother Brick Co Ltd | Construction | 2024 |