| E92 Plus Limited | Wholesale & retail | 1989 |
| E92CLOUD Limited | Information & communication | 2016 |
| Eagle Travel Marketing Ltd. | Administrative & support | 1992 |
| Eambient UK Limited | Professional & scientific | 2021 |
| EAR Solution Ltd | Health & social care | 2023 |
| Earlmont Limited | Professional & scientific | 1993 |
| Earlsfield DRY Cleaners Ltd | Other services | 2023 |
| Earth Capital UK Limited | Extraterritorial | 2023 |
| Earth Dividend Limited | Extraterritorial | 2009 |
| Earth London Motion Design Ltd | Professional & scientific | 2024 |
| Ease Electrical Ltd | Construction | 2013 |
| Ease Group Ltd | Financial services | 2022 |
| Ease Property Limited | Real estate | 2021 |
| East Grinstead Property Ltd | Real estate | 2010 |
| East India Restaurant Ltd | Hospitality | 2022 |
| East Midlands WAR Memorials Association Limited | Arts & recreation | 2018 |
| East West Restaurant Limited | Hospitality | 2026 |
| Eastgate 2018 Limited | Extraterritorial | 2018 |
| Easthouse Property Investments Limited | Real estate | 2024 |
| Eastlake Limited | Professional & scientific | 2008 |
| Easy Clean 69 Ltd | Administrative & support | 2019 |
| Easy HR Limited | Information & communication | 2004 |
| EAT Wholesome Ltd | Wholesale & retail | 2014 |
| EB1 Limited | Information & communication | 2019 |
| Ebenezer Group Holding Ltd | Real estate | 2024 |
| Ebenezer Lodge Limited | Real estate | 2008 |
| Ecatts Consulting Ltd | Professional & scientific | 2016 |
| Eclipse Shutters Ltd | Construction | 2023 |
| Ecobuild Smart Solutions Limited | Construction | 2024 |
| Economic Street Education Limited | Education | 2017 |
| Economic Street Limited | Education | 2016 |
| Economicsense Ltd | Education | 2018 |
| Ecovado Ltd | Hospitality | 2021 |
| Ecowelle Limited | Construction | 2010 |
| EDA Consulting Limited | Professional & scientific | 2020 |
| EDC Engineering Ltd | Professional & scientific | 2011 |
| Eddietion Ltd | Professional & scientific | 2001 |
| Eden Kebab Limited | Hospitality | 2002 |
| Eden Luxe (Grey Squirrels) Limited | Construction | 2018 |
| Eden Luxe (One) Ltd | Construction | 2017 |
| Eden Luxe (Wrens Hill) Limited | Construction | 2016 |
| Eden Play Cafe Ltd | Hospitality | 2025 |
| Edge Dynamics Ltd | Professional & scientific | 2022 |
| Edge Logic Ltd | Information & communication | 2019 |
| Editas Ltd | Construction | 2021 |
| Editjuice Limited | Information & communication | 2012 |
| EDL Developments Ltd | Construction | 2010 |
| Edoras Software Ltd | Information & communication | 2021 |
| Education Professional Management Ltd | Education | 2025 |
| Edupandita Ltd | Public administration | 2023 |
| Eduqualai Ltd | Education | 2025 |
| Edvora Global Education Limited | Professional & scientific | 2025 |
| EDW. H. Whybrow & Company Limited | Real estate | 1965 |
| Edward Dighe Ltd | Professional & scientific | 2024 |
| Edward Pearce and Partners Limited | Professional & scientific | 2023 |
| Edward Pearce LLP | | 2008 |
| Edwards Premier Group UK Ltd | Administrative & support | 2018 |
| Edyv Construction Ltd | Construction | 2022 |
| EEW Design Limited | Professional & scientific | 2007 |
| Efer Ltd | Wholesale & retail | 2025 |
| EFT Master Events Limited | Education | 2017 |
| Eglantine Limited | Real estate | 2019 |
| Eisenhower House (Hampton Wick) Residents Association Limited | Households | 1974 |
| EK Solutions Limited | Health & social care | 2023 |
| EL Curry Loco Ltd | Hospitality | 2025 |
| EL Darki Limited | Administrative & support | 2025 |
| EL Gadol Limited | Administrative & support | 2025 |
| El-Rock Limited | Health & social care | 2024 |
| Elan Print & Design Ltd | Manufacturing | 2004 |
| Elana Jenkins Design Ltd | Professional & scientific | 2021 |
| Elanthe Medical Ltd | Health & social care | 2017 |
| ELECTRIC4U Electrical Services Ltd | Construction | 2021 |
| Electrify Distribution LLP | | 2021 |
| Electrobuild Ltd | Construction | 2013 |
| Electrobyte Ltd | Information & communication | 2026 |
| Electroplumb Services Ltd | Construction | 2015 |
| Elefont Ltd | Information & communication | 2024 |
| Elegant & Classy Ltd | Other services | 2026 |
| Elements International Ltd | Professional & scientific | 2022 |
| ELEMENTS42 Limited | Other services | 2020 |
| Elevateedge Construction Co. Limited | Construction | 2024 |
| Eleven ST Andrews Road Limited | Real estate | 2004 |
| Eleven ST. Andrew's Square Management Company Limited | Households | 1976 |
| Elgar Properties Ltd | Real estate | 2021 |
| Elim Water Ltd | Wholesale & retail | 2003 |
| Elite Contractors Roofing & Building Ltd | Construction | 2025 |
| Elite Cosmos Investments Limited | Real estate | 2018 |
| Elite Study Experience London Ltd | Education | 2024 |
| Elitehitterzuk Ltd | Wholesale & retail | 2023 |
| Elizabeth Court (Teddington) Management Limited | Households | 1966 |
| Elizabeth Norrington Architects Ltd | Professional & scientific | 2020 |
| Elizabeth Place (Esher) Management Company Ltd | Households | 2012 |
| Elkhiyari Consultancy Ltd | Professional & scientific | 2019 |
| Ella and Cherry Limited | Wholesale & retail | 2013 |
| Elliot Reeve Structure Ltd | Professional & scientific | 2013 |
| Elliott Scott HR Recruitment Limited | Administrative & support | 2014 |
| Ellswood Court(Surbiton)Residents Association Limited | Hospitality | 1965 |
| Elmbridge Drainage Ltd | Construction | 2025 |
| Elmbridge Electrical Limited | Construction | 2016 |
| Elms (Claygate) Residents Association Limited(The) | Households | 1965 |