| Electronic Trading Business Solutions Limited | Information & communication | 1995 |
| Elegant Day and Night Events Limited | Arts & recreation | 2021 |
| Elegant Skin Care Limited | Health & social care | 2023 |
| Elegant Wood Floors Ltd | Construction | 2018 |
| Elements Home Limited | Real estate | 2016 |
| Elements Rental Limited | Real estate | 2021 |
| Elements Technology Limited | Information & communication | 2014 |
| Elevate Advisory Group Ltd | Professional & scientific | 2024 |
| Eleven Lymington Road Management Limited | Households | 1981 |
| Elham Holdings Limited | Real estate | 2024 |
| Elhayani CS Ltd | Health & social care | 2026 |
| Elif’S Food Super Market Ltd | Wholesale & retail | 2025 |
| Elite Autos Pinner Ltd | Wholesale & retail | 2017 |
| Elite Drycleaners Limited | Other services | 2020 |
| Elite Escapes Travel Services Limited | Administrative & support | 2025 |
| Elite Event Entertainment Limited | Other services | 2026 |
| Elite Finance Consulting Ltd | Professional & scientific | 2021 |
| Eliteclean Ltd | Administrative & support | 2022 |
| Elixir Holistic Consulting Limited | Professional & scientific | 2014 |
| Elle Spa Ltd | Other services | 2013 |
| Ellis Court (Byfleet) Management Company Limited | Households | 2009 |
| Ells IT Ltd | Other services | 2011 |
| Elluka Limited | Professional & scientific | 2025 |
| Elmcote Freehold Limited | Real estate | 2013 |
| Elstrad Limited | Information & communication | 2016 |
| Eltech Electrical Limited | Construction | 2007 |
| Ember Community Counselling Ltd | Health & social care | 2024 |
| Emblaze Hub Ltd | Households | 2024 |
| Embryo Properties Ltd | Real estate | 2017 |
| Embryo Trade Ltd | Financial services | 2018 |
| EMERAL9 Ltd | Professional & scientific | 2025 |
| Emerald Aero Engineering Ltd | Manufacturing | 2012 |
| Emerging Markets Partners Limited | Professional & scientific | 2008 |
| Emilogen Limited | Real estate | 2013 |
| Emma Pooley Design Limited | Professional & scientific | 2014 |
| Emotional Wellness Clinic Ltd | Health & social care | 2018 |
| Empawa Africa Music Publishing Services Limited | Information & communication | 2022 |
| Empawa Africa Music Services Limited | Information & communication | 2020 |
| Emphoto Limited | Manufacturing | 2024 |
| Employment Law & HR Consultant Limited | Administrative & support | 2024 |
| Empoint Limited | Information & communication | 2008 |
| Empower Rehab Ltd | Health & social care | 2024 |
| Empowered Studios Limited | Professional & scientific | 2020 |
| Empyreal Crest Ltd | Real estate | 2018 |
| Enabl Technologies Ltd | Information & communication | 2014 |
| Ency Group Limited | Financial services | 2023 |
| Ency Holdings Limited | Financial services | 2023 |
| Ency Investments Limited | Real estate | 2023 |
| Ency Limited | Wholesale & retail | 2003 |
| Endeavour Projects Ltd. | Construction | 2014 |
| Endra Consulting Ltd | Information & communication | 2025 |
| Endra Estates Limited | Real estate | 2022 |
| Endras Holdings Ltd | Financial services | 2024 |
| Energised Advisers Ltd | Administrative & support | 2014 |
| Energy and Railways Ltd | Professional & scientific | 2021 |
| Energy Frugal Limited | Construction | 2024 |
| Energy Optimum Limited | Professional & scientific | 2011 |
| ENERGY360 Ltd | Arts & recreation | 2020 |
| Engur Language Schools Ltd | Education | 2024 |
| Ensidy Limited | Real estate | 2001 |
| Enterprise Business Systems Solutions (Ebss) Ltd | Information & communication | 2013 |
| Envisage Sports & Events Ltd | Education | 2022 |
| EPC Energy Solutions Ltd | Professional & scientific | 2026 |
| EPC Specialist London Ltd | Other services | 2019 |
| Ephson Group Limited | Financial services | 2024 |
| Ephsoninvest Limited | Real estate | 2021 |
| Epic Events Limited | Administrative & support | 2021 |
| Epic Fotos Ltd | Professional & scientific | 2013 |
| Epistemeit Limited | Information & communication | 2013 |
| EPM Telecom Limited | Information & communication | 2014 |
| Epmc Consultancy Services Ltd | Administrative & support | 2026 |
| Epscot Ltd | Professional & scientific | 2021 |
| Epworth Building Limited | Real estate | 2019 |
| Eqom Novelties Limited | Wholesale & retail | 2022 |
| Equanimity Productions Limited | Information & communication | 2020 |
| Equillion Limited | Information & communication | 2014 |
| Equine Investment Services Ltd | Agriculture & fishing | 2023 |
| Equinox Residential Limited | Construction | 2021 |
| Equipoise Health & Fitness Limited | Arts & recreation | 2005 |
| Ergo Europe Ltd | Professional & scientific | 2020 |
| Erseh Ltd | Information & communication | 2024 |
| Escg Ltd | Information & communication | 2019 |
| ESH Consultancy Ltd | Information & communication | 2007 |
| Esmek Ltd | Hospitality | 2023 |
| Esra Hair & Beauty Ltd | Other services | 2020 |
| Essence Drycleaners Limited | Other services | 2023 |
| Essential Guides UK Limited | Health & social care | 2008 |
| Essential Harvest Limited | Real estate | 2001 |
| Essential Ingredients Limited | Wholesale & retail | 1989 |
| Esteem Care Ltd | Health & social care | 1998 |
| Estimateconstruct Ltd | Construction | 2025 |
| Esus Asset Management Limited | Professional & scientific | 2016 |
| ET AL Engagement & Communication Ltd | Professional & scientific | 2024 |
| Eternal Kitchen Ltd | Manufacturing | 2016 |
| Eternity Diamond Rings Limited | Wholesale & retail | 2021 |
| Ethical Products Limited | Other services | 2020 |
| Etifa Building Ltd | Construction | 2026 |
| Etnc - Extra Terrestrial Network Channels Ltd | Information & communication | 2025 |
| EU Exchange Limited | Real estate | 2017 |
| Eulas Clinics Ltd | Health & social care | 2023 |