| E-Litchi Hair Limited | Wholesale & retail | 2025 |
| E-Mission Media Ltd | Professional & scientific | 2015 |
| E-Mode Management Ltd | Information & communication | 2017 |
| E-Oasis Ltd | Wholesale & retail | 2024 |
| E-Plumbing Ltd | Information & communication | 2009 |
| E-Publishing Ltd | Information & communication | 2009 |
| E-Revive Limited | Information & communication | 2023 |
| E-Spark Installations Ltd | Construction | 2024 |
| E-Star Cigarette UK Limited | Other services | 2009 |
| E-Sun Ltd | Wholesale & retail | 2025 |
| E-TECH61 Ltd | Wholesale & retail | 2014 |
| E-Trading and Business Services Limited | Information & communication | 2010 |
| E-Trolley Ltd | Wholesale & retail | 2024 |
| E-Tron Import&Export Co., Limited | Wholesale & retail | 2023 |
| E-Tronics Gadgets Limited | Wholesale & retail | 2020 |
| E-Turn Logistics Management Limited | Transport & logistics | 2015 |
| E-View Properties Limited | Real estate | 2005 |
| E. & M. Brennan Limited | Construction | 1985 |
| E. J Mcdonagh Ltd | Transport & logistics | 2020 |
| E. J. Edelstein Limited | Real estate | 1976 |
| E. Langfield & Company Limited | Professional & scientific | 1931 |
| E. R. H. Excavations Ltd | Construction | 2024 |
| E. Sivori and Company Limited | Manufacturing | 1978 |
| E. Tapp & Co Limited | Professional & scientific | 2006 |
| E.C.& J.Keay Limited | Extraterritorial | 1935 |
| E.C.L. Chemicals Limited | Wholesale & retail | 1982 |
| E.C.L. Plastics Limited | Manufacturing | 2002 |
| E.D.M.S. Limited | Professional & scientific | 1995 |
| E.Gerald Limited | | 1960 |
| E.I Electrics Ltd | Construction | 2024 |
| E.J. Ralph Limited | Real estate | 1996 |
| E.Jopling & Sons Limited | Professional & scientific | 1903 |
| E.L.S Brickworks Ltd | Construction | 2025 |
| E.M.A. Structural Steel Limited | Construction | 1988 |
| E.M.E. Services Limited | Professional & scientific | 1999 |
| E.Motion Pictures Ltd | Information & communication | 2020 |
| E.P.O Group Limited | Construction | 2025 |
| E.P.S. Supplies Limited | Wholesale & retail | 2000 |
| E.R & N.A Group Ltd | Other services | 2022 |
| E.R.Kingsley (Textiles) Limited | Wholesale & retail | 1950 |
| E.R.S Culinary Consultancy Ltd | Hospitality | 2024 |
| E2 Developments 2 Limited | Real estate | 2025 |
| E2 Digital Solutions Group Ltd | Wholesale & retail | 2026 |
| E2 Holdco 1 Limited | Real estate | 2025 |
| E2 Holdco 2 Limited | Real estate | 2025 |
| E2 Investments 1 Limited | Real estate | 2025 |
| E2CAPPS Ltd. | Information & communication | 2006 |
| E2MOTORCYCLES Limited | Wholesale & retail | 2012 |
| E3 EN Consulting Ltd | Other services | 2023 |
| E3G Limited | Manufacturing | 2001 |
| E3SS Limited | Extraterritorial | 2007 |
| E4 Property Group Ltd | Real estate | 2018 |
| E4D&G Holdco Limited | Financial services | 2007 |
| E4D&G Project Co Limited | Real estate | 2007 |
| E4L Services Ltd | Education | 2013 |
| EA Accountancy Limited | Professional & scientific | 2020 |
| EA Films Ltd | Information & communication | 2023 |
| EA Financial Planning Ltd | Professional & scientific | 2023 |
| EA Fitness Ltd | Education | 2025 |
| EA Holding Group Limited | Professional & scientific | 2022 |
| EA Investment Portfolio Limited | Real estate | 2022 |
| EA Project Ltd | Hospitality | 2025 |
| EA Scarcella Limited | Professional & scientific | 2025 |
| EA Technical Consulting Ltd | Professional & scientific | 2025 |
| EA Tutoring Ltd | Education | 2025 |
| Ea-Optimised Limited | Information & communication | 2011 |
| EA53 LET Ltd | Real estate | 2008 |
| EAA Care Limited | Health & social care | 2022 |
| Eaao Property Limited | Real estate | 2026 |
| EAC (Business Services) Group Limited | Professional & scientific | 1998 |
| EAC Accountancy Assist Limited | Professional & scientific | 2003 |
| EAC Corporate Limited | Administrative & support | 2005 |
| EAC Financial Management Assist Limited | Financial services | 2002 |
| EAC Group Holdings Limited | Professional & scientific | 2002 |
| EAC Investments Ltd | Real estate | 2018 |
| EAC Payroll & Pensions Assist Limited | Administrative & support | 2004 |
| EAC Venture Management Limited | Financial services | 2017 |
| Eaccessories Limited | Wholesale & retail | 2025 |
| Eaccountshop Limited | Wholesale & retail | 2025 |
| EAD Cars Limited | Wholesale & retail | 2024 |
| EAD Solicitors LLP | | 2008 |
| Eade & Sons Ltd | Wholesale & retail | 2012 |
| Eadon & Co Ltd | Financial services | 2018 |
| EAE (RT) Limited | Professional & scientific | 1971 |
| Eaep Limited | Financial services | 2024 |
| EAG B Ltd | Extraterritorial | 2023 |
| EAG Consulting Ltd | Professional & scientific | 2023 |
| Eagle & Bean Ltd | Hospitality | 2025 |
| Eagle and Salmon Ltd | Arts & recreation | 2021 |
| Eagle Asset Solutions Ltd | Real estate | 2024 |
| Eagle Bar Manchester Ltd | Hospitality | 2009 |
| Eagle BEE CIC | Health & social care | 2025 |
| Eagle Butchers Limited | Wholesale & retail | 2019 |
| Eagle Facilities Services Ltd | Administrative & support | 2017 |
| Eagle Flight Ltd | Wholesale & retail | 2025 |
| Eagle Group Real Estate Ltd | Real estate | 2020 |
| Eagle Head Holdings Limited | Professional & scientific | 2020 |
| Eagle Installations Ltd | Construction | 2005 |
| Eagle Mind State Ltd | Health & social care | 2024 |
| Eagle Motorhomes Ltd | Administrative & support | 2019 |