| Enable-Solutions Ltd | Professional & scientific | 2025 |
| Encapsulate Group Ltd | Information & communication | 2018 |
| Enclosure Climate Control Limited | Manufacturing | 2004 |
| Encounterzone Ltd | Construction | 2023 |
| Encyclopedoc Ltd | Education | 2024 |
| END of Tenancy Solution Ltd | Administrative & support | 2024 |
| Endon Consulting Limited | Professional & scientific | 2016 |
| Endon Cricket Club CIC | Other services | 2023 |
| Endon Services Limited | Wholesale & retail | 1977 |
| Endurance Homes Limited | Real estate | 2026 |
| Endzin Limited | Professional & scientific | 2006 |
| Eneffi Lighting Solutions Ltd | Wholesale & retail | 2018 |
| Ener-Vate Consultancy Limited | Professional & scientific | 2014 |
| Energo Construction Limited | Construction | 2019 |
| Energy Saving Insulation Ltd | Construction | 2023 |
| Energy Windows & Home Improvements Ltd | Construction | 2026 |
| Enerpower Ltd | Construction | 2017 |
| Engage Creative & Marketing Limited | Manufacturing | 2022 |
| Engage Electronic Services Limited | Manufacturing | 2001 |
| Engage Independent School Ltd | Education | 2024 |
| Engenie Motor Engineering Limited | Wholesale & retail | 2017 |
| Enger's Botanic Garden Limited | Wholesale & retail | 2024 |
| Engineering Solutions Stoke Limited | Professional & scientific | 2018 |
| Enginexa Ltd | Construction | 2021 |
| English Rose Couture (the Sewing Queen) Limited | Extraterritorial | 2014 |
| Engreen Electrical Ltd | Construction | 2023 |
| Enhanced Beauty by LLB Ltd | Other services | 2018 |
| Enify Ltd | Information & communication | 2026 |
| Enigma Empowerment CIC | Administrative & support | 2022 |
| Enigma Sourcing Limited | Wholesale & retail | 2021 |
| Enjoy Design Consulting Limited | Professional & scientific | 2019 |
| Enlm Properties Ltd | Real estate | 2025 |
| Ennytuns Signatures Limited | Wholesale & retail | 2026 |
| Enrg Power Limited | Construction | 2024 |
| Enrich Agri Ltd | Wholesale & retail | 2025 |
| Enter Nutrition Ltd | Wholesale & retail | 2020 |
| Entire Developments Limited | Real estate | 2003 |
| Entire Engineering Group Holdings Limited | Financial services | 2013 |
| Entire Race Engineering Limited | Transport & logistics | 2023 |
| Entwood House Limited | Professional & scientific | 2025 |
| Envirion Ltd | Water & waste | 2023 |
| Enviro Instruments Limited | Other services | 2020 |
| Enviro-Dent Ltd | Manufacturing | 2023 |
| Enviro-Fm Services Ltd | Manufacturing | 2024 |
| Environmental Calibration Services Limited | Professional & scientific | 2018 |
| Environmental Essentials (UK) Holdings Limited | Financial services | 2023 |
| Envisage Project Management Limited | Construction | 2021 |
| Envy Autos Ltd | Wholesale & retail | 2024 |
| Envy Showhomes Ltd | Other services | 2017 |
| Eoin Flynn Limited | Construction | 2016 |
| Eoplus Limited | Wholesale & retail | 2023 |
| Eoptimise Health Solutions Ltd. | Information & communication | 2016 |
| EP Contracting Limited | Information & communication | 2024 |
| EP Philpott Limited | Real estate | 2023 |
| Ep-Uk Ltd | Real estate | 2025 |
| Epeak Estate Ltd | Construction | 2017 |
| Epex Traders Ltd | Wholesale & retail | 2026 |
| Epic Estate Management Ltd | Real estate | 2023 |
| Epic Research CIC | Education | 2025 |
| Equations Training & Recruitment Ltd. | Administrative & support | 2015 |
| Equibound C.I.C. | Education | 2025 |
| Equibound(Uk) Ltd | Education | 2025 |
| Equigate Hardware Ltd | Wholesale & retail | 2025 |
| Equigate Technologies Ltd | Information & communication | 2022 |
| Equitas Consultancy Services Ltd | Professional & scientific | 2025 |
| Erawin Limited | Construction | 2024 |
| Erbey Limited | Hospitality | 2024 |
| Erda Nehir Limited | Hospitality | 2017 |
| Eren Graphic Design Limited | Manufacturing | 2020 |
| Erica Trans Ltd | Transport & logistics | 2018 |
| ERICK01 Ltd | Transport & logistics | 2025 |
| Erild Limited | Health & social care | 2023 |
| Ershaw Properties Ltd | Real estate | 2025 |
| Erts Consultancy Limited | Real estate | 2019 |
| Erts Property Management Limited | Real estate | 2020 |
| Erudite Properties Ltd | Real estate | 2019 |
| Ervira Holding Ltd | Financial services | 2024 |
| Eryal Ltd | Real estate | 2022 |
| ES Data Solutions Limited | Manufacturing | 2024 |
| ES People & Change Limited | Professional & scientific | 2019 |
| Esams Zoinge Limited | Health & social care | 2019 |
| Escom Services Ltd | Information & communication | 2020 |
| ESCO’S1 Ltd | Hospitality | 2025 |
| ESE Sperlea Ltd | Transport & logistics | 2025 |
| Esicert Ltd | Administrative & support | 2016 |
| Esillaa Life Group Ltd | Wholesale & retail | 2026 |
| ESN International Ltd | Professional & scientific | 2024 |
| Esoria Ltd | Manufacturing | 2025 |
| Esperto Business Solutions Limited | Professional & scientific | 2018 |
| Espira Trading Limited | Professional & scientific | 2018 |
| Essence Properties Stoke Limited | Real estate | 2026 |
| Essential Beauty Salon Ltd | Other services | 2024 |
| Essential Cleaning Services Limited | Administrative & support | 2023 |
| Essential Health Holdings Limited | Financial services | 2022 |
| Essential Health Limited | Health & social care | 2014 |
| Essential Thread Studio Limited | Wholesale & retail | 2025 |
| Essentialelementshub Ltd | Wholesale & retail | 2026 |
| Essentially UK Retail Ltd | Wholesale & retail | 2025 |
| Essex Laser JOB Shop Limited | Manufacturing | 1998 |
| Essex Lighting (Lighting Specialists) Limited | Professional & scientific | 1990 |