| Embracing Menopause Limited | Health & social care | 2023 |
| Embroidery-Bee Ltd | Manufacturing | 2025 |
| Embrose Compliance Services Limited | Professional & scientific | 2025 |
| EMC Events Ltd | Administrative & support | 2021 |
| Emdale Construction Ltd | Construction | 1995 |
| Emelda Properties Ltd | Real estate | 2023 |
| Emerald Stylish Homes Limited | Real estate | 2021 |
| Emeralds Bar Chelmsford Limited | Hospitality | 2023 |
| Emeralds Day Play Limited | Hospitality | 2020 |
| Emerging Leaders | Education | 2010 |
| Emerson Design Limited | Professional & scientific | 2013 |
| Emerson Park Estates Ltd | Real estate | 2024 |
| Emery Engineering and Electrical Limited | Manufacturing | 2023 |
| EMH Property Ltd | Real estate | 2023 |
| Emil M Limited | Construction | 2012 |
| Emilia Aster Ltd | Real estate | 2020 |
| Emilyjayne Limited | Other services | 2017 |
| Emin Equity Ltd | Real estate | 2019 |
| Eminent Tuning Ltd | Wholesale & retail | 2024 |
| Emis - Exclusive Marine & Infrastructure Solutions Limited | Wholesale & retail | 2026 |
| Emkay Publishing Limited | Information & communication | 2022 |
| Emliss Consulting Limited | Financial services | 2019 |
| Emma Hamilton Hair Ltd | Other services | 2023 |
| Emma Myall Ltd | Administrative & support | 2025 |
| Emma W Media Ltd | Professional & scientific | 2026 |
| Emmacon Limited | Information & communication | 2008 |
| Emmamish&Co Ltd | Wholesale & retail | 2024 |
| EMP Facility Management Service Ltd | Construction | 2023 |
| Empiesse Holdings Limited | Financial services | 2023 |
| Empire Building Company Ltd | Construction | 2023 |
| Empireconsultancies Ltd | Administrative & support | 2014 |
| Empresario Technology Solutions Limited | Information & communication | 2023 |
| Empress Talent Ltd | Administrative & support | 2024 |
| Empty Limited | Information & communication | 2002 |
| Empty Spaces Construction Ltd | Manufacturing | 2024 |
| EMS 20 Limited | Arts & recreation | 2023 |
| Emsa Cleaning Services Limited | Administrative & support | 2025 |
| EMU Creative Ltd | Wholesale & retail | 2018 |
| Emuca Limited | Wholesale & retail | 1996 |
| Enable Fitness Ltd | Arts & recreation | 2020 |
| Enakeno Communication & OIL Services Limited | Information & communication | 2010 |
| Enchanters Photography Studios Limited | Professional & scientific | 2015 |
| Encompass Building Services Limited | Construction | 2016 |
| Encore Travel Limited | Administrative & support | 2015 |
| Endeavour Drilling Limited | Construction | 2012 |
| ENE Consulting Limited | Professional & scientific | 2020 |
| Enea Polyhedra Limited | Information & communication | 1989 |
| Energy Glass UK Ltd | Other services | 2017 |
| Energy Office Ltd | Administrative & support | 2016 |
| Enfield Estate Management Company Limited | Real estate | 2010 |
| Enfield Motor's Services Ltd | Wholesale & retail | 2014 |
| Engine 47 Limited | Information & communication | 2013 |
| Engineering & Sales Consultants LLP | | 2010 |
| Engineering Impact Ltd | Professional & scientific | 2025 |
| Engineers Limited | Professional & scientific | 1997 |
| English Association of American Bond and Share Holders, Limited(The) | Professional & scientific | 1978 |
| Engrid Company Limited | Real estate | 2022 |
| Enip Extraction and Ventilation Ltd | Manufacturing | 2019 |
| Enjoy Trading Limited | Hospitality | 2025 |
| Ennew Jones Limited | Professional & scientific | 2022 |
| Ennismore Gardens Holdings Limited | Real estate | 2025 |
| Enoizi Consulting Limited | Real estate | 2011 |
| Enovate Design Limited | Information & communication | 2009 |
| Enque Limited | Construction | 2018 |
| Enriched Living Ltd | Real estate | 2022 |
| Enrichment Recruitment Ltd | Administrative & support | 2019 |
| Entec Biopower UK Ltd | Construction | 2020 |
| Enterprise for Development | Administrative & support | 2011 |
| Enterprise Risk Solutions Ltd | Professional & scientific | 2006 |
| Enterprise Solutions Partner Limited | Information & communication | 2022 |
| Enterprise Trust Estates Limited | Construction | 1987 |
| Enterpriseapp Consulting Ltd. | Information & communication | 2016 |
| Enterpriser Services Limited | Information & communication | 2019 |
| Entobo Technologies Ltd | Information & communication | 2025 |
| Enviro Clearance UK Limited | Wholesale & retail | 2016 |
| Enviro Electric Bikes Ltd | Wholesale & retail | 2024 |
| Enviro Project Services Limited | Professional & scientific | 2013 |
| Envirocheck (UK) Limited | Professional & scientific | 1999 |
| Environment Solutions Limited | Financial services | 2002 |
| Environmental Rescue Limited | Agriculture & fishing | 2020 |
| Envision IT Limited | Information & communication | 1999 |
| Envoy Projects Limited | Construction | 2021 |
| Enzo Foods Ltd | Hospitality | 2017 |
| Eoaa Eight Ltd | Professional & scientific | 2008 |
| EP Accountants Limited | Professional & scientific | 2014 |
| EP Day Property Management Ltd | Real estate | 2024 |
| Epandh Services Ltd | Construction | 2021 |
| EPC Improvements Ltd | Professional & scientific | 2016 |
| EPC Ready UK Ltd | Construction | 2025 |
| EPG Energy Limited | Energy | 2008 |
| Epic Events PVT Ltd | Hospitality | 2025 |
| Epic Learning Limited | Information & communication | 2025 |
| Epicarp Ltd. | Hospitality | 2023 |
| Epicarp Richmond Ltd | Wholesale & retail | 2024 |
| Episodic Consulting Limited | Arts & recreation | 2020 |
| Equation Design Ltd | Professional & scientific | 2021 |
| Equest Consulting Limited | Professional & scientific | 2024 |
| Equilibria Delta Ltd | Information & communication | 2025 |
| Equine Faecal EGG Count Solutions Limited | Professional & scientific | 2017 |
| Equip Ministry Ltd | Other services | 2025 |