| Education Made Easy Tuition Ltd | Education | 2022 |
| Education Through Sport Ltd | Education | 2023 |
| Edulink Homework Hub Ltd | Education | 2025 |
| Edumigratetech Ltd | Information & communication | 2024 |
| Eduvivre Group Ltd | Education | 1998 |
| Edward Darcey Investments Limited | Professional & scientific | 2025 |
| Edward Richards Limited | Construction | 2001 |
| Edward Ryde & Sons | Real estate | 1961 |
| Edward Sterling Limited | Transport & logistics | 2019 |
| Edwardian Holdings Ltd | Real estate | 2020 |
| EEE3 Limited | Financial services | 2025 |
| EEJIO4 Ltd | Construction | 2018 |
| EFD Sport & Education Foundation | Education | 2026 |
| Effective Third Sector Ltd | Professional & scientific | 2021 |
| Effecto IT Ltd | Information & communication | 2011 |
| Effents Limited | Professional & scientific | 2022 |
| Efficacy Care Services Ltd | Health & social care | 2024 |
| Efti Asset Management Ltd | Real estate | 2026 |
| Efti Logistic Ltd | Administrative & support | 2018 |
| Efumes Ltd | Wholesale & retail | 2025 |
| EG Asset Holdings Ltd | Real estate | 2023 |
| Egan Lucocq Ltd | Professional & scientific | 2018 |
| Egan Software Ltd | Information & communication | 2022 |
| EGB Financial Limited | Financial services | 2008 |
| EGE Foods Wholesale Ltd | Real estate | 2021 |
| Egerton Grove Ltd | Real estate | 2024 |
| Egginton Digital Limited | Wholesale & retail | 2024 |
| Eggless Cakes Derby Limited | Wholesale & retail | 2019 |
| Eggleston Steel Limited | Wholesale & retail | 1964 |
| Ego's the Village Barbers Limited | Other services | 2017 |
| EGOR22 Ltd | Manufacturing | 2018 |
| Egosfishbar Ltd | Hospitality | 2026 |
| Egremont Solar Farm Limited | Energy | 2021 |
| Egyptian Magician Limited | Wholesale & retail | 2024 |
| EHG Plastering Limited | Construction | 2008 |
| EHS Technical Skills Training Limited | Professional & scientific | 2025 |
| Eight Ball Engineering Ltd | Manufacturing | 2021 |
| Eighty One Autos Ltd | Wholesale & retail | 2024 |
| Eighty Seven Style Ltd | Wholesale & retail | 2015 |
| EIGHTY8 Ltd | Wholesale & retail | 2009 |
| EJ 2009 Ltd | Wholesale & retail | 2024 |
| Ej-Innovations Ltd | Wholesale & retail | 2025 |
| Ejcc Limited | Extraterritorial | 1961 |
| Ejfm Consulting Ltd | Professional & scientific | 2023 |
| EJG Holdings Ltd | Professional & scientific | 2019 |
| EJH Builders Limited | Construction | 2025 |
| EJH Property Investments Ltd | Real estate | 2023 |
| EJM Engineering Ltd | Professional & scientific | 2018 |
| EJM Holdings Limited | Financial services | 2026 |
| EJN Engineers Ltd | Professional & scientific | 2018 |
| Ejsuppliess Ltd | Wholesale & retail | 2026 |
| EK 2009 Ltd | Arts & recreation | 2023 |
| Ekam Express Limited | Transport & logistics | 2025 |
| EKAM2025 Ltd | Wholesale & retail | 2025 |
| Ekap Energy Solutions Ltd | Construction | 2025 |
| Ekks Trading Ltd | Professional & scientific | 2023 |
| EL Camino Bar Limited | Wholesale & retail | 2025 |
| EL Fumar Ltd | Wholesale & retail | 2022 |
| EL Perro Gordo Ltd | Health & social care | 2022 |
| EL Turko Limited | Hospitality | 2026 |
| ELA SAY Ltd | Information & communication | 2015 |
| Elaine Coyle Aesthetics Ltd | Other services | 2022 |
| Elakkattu Care Ltd | Health & social care | 2020 |
| Elarine Ltd | Manufacturing | 2025 |
| Elbek Limited | Real estate | 2022 |
| Elder Cigars Ltd | Wholesale & retail | 2024 |
| Elderay Limited | Financial services | 1991 |
| Eldom Properties Ltd | Real estate | 2016 |
| Eleaf Ltd | Hospitality | 2022 |
| Eleana Rose Academy Ltd | Education | 2022 |
| Eleana Rose Cosmetics Ltd | Other services | 2022 |
| Eleana Rose Management Ltd | Other services | 2022 |
| Eleanor Havers Limited | Financial services | 2021 |
| Elecmax Electrical Services Ltd | Construction | 2012 |
| Electrical Rigging Limited | Construction | 2009 |
| Electrical Touch Ltd | Construction | 2019 |
| Electricity Supply Solutions Ltd | Energy | 2016 |
| Electroedge Ltd | Wholesale & retail | 2023 |
| Electronic Clocks Limited | Manufacturing | 2013 |
| Electronic Communications Limited | Manufacturing | 2009 |
| ELECTRONICS777WORLD Limited | Wholesale & retail | 2025 |
| Elegance Bakery Limited | Manufacturing | 2024 |
| Elegancebynoor Ltd | Wholesale & retail | 2024 |
| Elegant Touch Beauty Limited | Other services | 2015 |
| Elegant UK Fashions Ltd | Wholesale & retail | 2024 |
| Element 14 Solutions Limited | Information & communication | 2012 |
| Element Properties Limited | Construction | 2006 |
| Elemental Build Limited | Construction | 2017 |
| Elemental GI Ltd | Professional & scientific | 2021 |
| Elephant Holdings Limited | Professional & scientific | 2005 |
| Elephant One Ltd | Transport & logistics | 2025 |
| Elevans Limited | Financial services | 2026 |
| Elevate 2 Limited | Professional & scientific | 2013 |
| Elevate Business Solutions Limited | Administrative & support | 2020 |
| Elevate Consult Ltd | Professional & scientific | 2025 |
| Elevate Infinity Group Limited | Health & social care | 2020 |
| Elevate Leisure Ltd | Hospitality | 2026 |
| Eleven a Hair & Nails Limited | Other services | 2018 |
| Eleven Twenty-Three Ltd | Health & social care | 2017 |
| Elevens XI Limited | Information & communication | 2026 |