| Eimron Engineering Ltd | Professional & scientific | 2022 |
| EJB Capital Ltd | Professional & scientific | 2025 |
| EJJ1 Ltd | Professional & scientific | 2024 |
| EJJ2 Ltd | Professional & scientific | 2024 |
| EJL Holdings London Ltd | Real estate | 2019 |
| EJM & F Ltd | Construction | 2016 |
| EJS & Company Limited | Health & social care | 2013 |
| EK Construction Services Ltd | Construction | 2016 |
| Ekremarda Ltd | Hospitality | 2023 |
| Elachi Hemel Limited | Hospitality | 2026 |
| Eland Solutions Private Limited | Health & social care | 2015 |
| Elbow Branding Ltd | Professional & scientific | 2008 |
| Elcomm Ltd | Construction | 2006 |
| Elderberry Grange Management Company Limited | Households | 2014 |
| Eldergrove Property Care Ltd | Construction | 2026 |
| Elderly Care Advice Services Ltd | Other services | 2024 |
| Eldmel Ltd | Real estate | 2026 |
| Elect Construction Limited | Construction | 2016 |
| Electric DAN Ltd | Construction | 2024 |
| Electrical Excavations and Services Ltd | Construction | 2024 |
| Electron Beam Services Limited | Manufacturing | 1997 |
| Elemental Europe Ltd | Administrative & support | 2007 |
| Elementary Skin & Body Limited | Other services | 2015 |
| Elements Demos Ltd | Arts & recreation | 2025 |
| Elena Nursing Care Ltd | Health & social care | 2019 |
| ELEV8 Recruitment Ltd | Administrative & support | 2024 |
| ELEV8LABS Ltd | Information & communication | 2025 |
| Elevate BIO Health Ltd | Health & social care | 2025 |
| Elevate Build Construction Installations Ltd | Construction | 2026 |
| Elevate Infrastructure Group Ltd | Information & communication | 2025 |
| Eliade & Eliora Ltd | Professional & scientific | 2023 |
| Eliezar Limited | Health & social care | 2014 |
| Elisade Holdings Limited | Administrative & support | 2021 |
| Elise’S Studio Ltd | Other services | 2026 |
| Elite Air M&E Ltd | Energy | 2023 |
| Elite Cable Jointing Services Limited | Construction | 2023 |
| Elite Carpentry and Building Ltd | Construction | 2022 |
| Elite Gardens & Landscaping Ltd | Administrative & support | 2020 |
| Elite Groundworks Division Ltd | Construction | 2026 |
| Elite Lifestyle Trading Ltd | Administrative & support | 2017 |
| Elite Pave Ltd | Administrative & support | 2014 |
| Elite Player Development FC Limited | Arts & recreation | 2019 |
| Elite Pro Ballroom Ltd | Education | 2026 |
| Elite Refurbs Ltd | Construction | 2018 |
| Elite Selection Limited | Professional & scientific | 2007 |
| Elite Tiles and Stones Ltd | Construction | 2025 |
| Elite UK Healthcare Ltd | Professional & scientific | 2026 |
| Elitecoverroofingspecialists Ltd | Construction | 2024 |
| Elitefanworks Ltd | Professional & scientific | 2025 |
| Elitegate Solutions Ltd | Professional & scientific | 2024 |
| Elixir Properties Ltd | Real estate | 2022 |
| Elixir Rentals Ltd | Real estate | 2024 |
| Elizabeth Ambek Limited | Manufacturing | 2003 |
| Elizabeth Kane Costumes Ltd | Arts & recreation | 2021 |
| Elizabeth Webb Ltd | Arts & recreation | 2021 |
| Elizabethjulianah Limited | Manufacturing | 2022 |
| Ella Anghel Advisory Ltd | Other services | 2026 |
| Ella Ceylon Kitchen Limited | Hospitality | 2026 |
| Ella Grace Estates Ltd | Real estate | 2024 |
| Ella Grace Executive Search Ltd | Administrative & support | 2024 |
| Ella Grace Property Ltd | Real estate | 2024 |
| Ella Grace Tutors Ltd | Education | 2024 |
| Ellbee Limited | Real estate | 2022 |
| Elle & the Pocket Belles Limited | Arts & recreation | 2012 |
| Ellevate Clinics Ltd | Health & social care | 2025 |
| Ellie Macdonald Limited | Financial services | 2014 |
| Elling Fashion Ltd | Wholesale & retail | 2016 |
| Elliott Lecornu Ltd | Information & communication | 2022 |
| Elliott Recruitment Solutions Limited | Administrative & support | 2016 |
| Ellisdon Holdings Limited | Financial services | 2015 |
| Ellkay International Limited | Information & communication | 2022 |
| Elmavo Ltd | Real estate | 2022 |
| Elmes Ltd | Information & communication | 2025 |
| Elmglobe Consultants Limited | Real estate | 1996 |
| Elms Gate (Westcliff-On-Sea) Residents Company Limited | Households | 2012 |
| Elms Walk (Wokingham) Management Company Ltd | Households | 2020 |
| Elmstone Products Ltd | Wholesale & retail | 2025 |
| Eloy Limited | Extraterritorial | 2019 |
| Elpakos Limited | Hospitality | 2024 |
| Elsie B Ltd | Professional & scientific | 2017 |
| Elstree Hotel Opco Limited | Financial services | 2025 |
| Elstree Hotel Propco Limited | Financial services | 2025 |
| Elsys Electrical Ltd | Construction | 2010 |
| Elysian Fields (Adel) Management Company Limited | Households | 2021 |
| Elysian Gardens Management Company Limited | Households | 2016 |
| Elysian Investments Ltd | Real estate | 2022 |
| EM Building & Maintenance Ltd | Construction | 2019 |
| EM Mart Ltd | Wholesale & retail | 2025 |
| EM Plumbing Services Ltd | Construction | 2024 |
| Emacy Contracting Limited | Professional & scientific | 2015 |
| Emagf Ltd | Information & communication | 2020 |
| Emant Consult Ltd | Professional & scientific | 2023 |
| Embeauti Care Ltd | Other services | 2022 |
| Ember Coordinating Ltd | Administrative & support | 2025 |
| Emberton Grange Management Company Limited | Households | 2021 |
| Embless Afrique Trading Limited | Wholesale & retail | 2017 |
| EMC Travel Connects Ltd | Professional & scientific | 2025 |
| Emea Office Relocation Consultants Ltd | Administrative & support | 2019 |
| Emel Power Limited | Construction | 2021 |
| Emendare Consulting Ltd | Professional & scientific | 2012 |