| Esthetic Line Ltd | Other services | 2023 |
| Estravelado Digital Limited | Information & communication | 2025 |
| Estute Ltd | Information & communication | 2025 |
| Eswhealthcare Limited | Manufacturing | 2018 |
| ET Downham Limited | Professional & scientific | 2018 |
| ET TU Ltd | Professional & scientific | 2023 |
| ETC Leamington Limited | Professional & scientific | 2023 |
| ETC Properties Limited | Real estate | 2021 |
| ETC Tyres & Exhausts Limited | Wholesale & retail | 2003 |
| Etch Labs Limited | Information & communication | 2026 |
| Etchfy Limited | Manufacturing | 2024 |
| Etebar Exchange Company Ltd | Financial services | 2018 |
| Eternal Cleaning Ltd | Administrative & support | 2017 |
| Eternal Construction Limited | Construction | 2025 |
| Eternal EL Olam Limited | Administrative & support | 2023 |
| Eternal Homes Gildersome Limited | Real estate | 2020 |
| Eternal Homes Limited | Construction | 2017 |
| Eternal Knot Ltd | Real estate | 2017 |
| Eternal Lawns & Landscapes Ltd | Professional & scientific | 2025 |
| Eternal Lawns and Outdoor Living Ltd | Administrative & support | 2026 |
| Eternal Lawns Ltd | Construction | 2012 |
| Eternal Light Healing and Wellbeing Ltd | Information & communication | 2021 |
| Eternal Link Ltd | Information & communication | 2025 |
| Eternal Maintenance Ltd | Households | 2019 |
| ETG Invest Ltd | Real estate | 2020 |
| Ethan Chen Limited | Hospitality | 2025 |
| Ethan James Ltd | Financial services | 2025 |
| Ethical Aesthetics Clinic Ltd | Other services | 2024 |
| Ethical Earth Waste Solutions Ltd | Water & waste | 2021 |
| Ethical Healthcare Consulting C.I.C. | Information & communication | 2016 |
| Ethical Healthcare Ltd | Information & communication | 2021 |
| Ethical Homecare Ltd | Wholesale & retail | 2018 |
| Ethical Homecare Solutions Ltd | Health & social care | 2011 |
| Ethical Wealth Academy Ltd | Education | 2025 |
| Ethiopian and Eritrean Event Management Limited | Hospitality | 2026 |
| Ethiopian Organic Coffee Ltd | Wholesale & retail | 2020 |
| Ethiza Learning Ltd | Education | 2025 |
| Ethlehem Limited | Hospitality | 2016 |
| Ethnic Aisles Ltd | Wholesale & retail | 2020 |
| Ethos Escapes Limited | Administrative & support | 2025 |
| Ethos Lifts Ltd | Other services | 2025 |
| Etiquette Global Group Ltd. | Wholesale & retail | 2019 |
| Eton Court RTM Company Ltd | Households | 2017 |
| Etona Ltd | Administrative & support | 2013 |
| Etronicflux Ltd | Wholesale & retail | 2026 |
| Etronix Distribution Limited | Wholesale & retail | 2011 |
| ETS Airport Cars Ltd | Transport & logistics | 2020 |
| ETS Cars Group Ltd | Transport & logistics | 2021 |
| ETS Yorkshire Ltd | Transport & logistics | 2017 |
| Etsi Theloume Ltd | Hospitality | 2026 |
| Etta's Bar & Coffee Ltd | Hospitality | 2024 |
| Ettle Agency Yorkshire Ltd | Professional & scientific | 2021 |
| Eturnal Ltd | Other services | 2023 |
| EU Direct Transport Ltd | Transport & logistics | 2026 |
| EU Property Solutions Ltd | Professional & scientific | 2015 |
| EU2CHINA Ltd | Wholesale & retail | 2023 |
| Eudaimonia Hive Ltd | Professional & scientific | 2024 |
| EUG Facilities Management Ltd | Administrative & support | 2023 |
| Euges Ltd. | Education | 2019 |
| Euglik Investment Ltd | Health & social care | 2025 |
| Eunice 1 Limited | Professional & scientific | 2001 |
| Eunice 2 Limited | Information & communication | 2004 |
| Eunique Service Limited | Wholesale & retail | 2020 |
| Eurekatech Limited | Wholesale & retail | 2025 |
| Euro Consulting Import Export Ltd | Professional & scientific | 2015 |
| Euro Couriers Ltd | Transport & logistics | 2019 |
| Euro Energy Group Ltd | Construction | 2017 |
| Euro Foods (Yorkshire) Ltd | Wholesale & retail | 2014 |
| Euro Foods Harehills Ltd | Wholesale & retail | 2020 |
| Euro Landscaping Ltd | Administrative & support | 2017 |
| Euro Link Industrial Ltd | Energy | 2026 |
| Euro Maryo Limited | Transport & logistics | 2016 |
| Euro Polymers Contracts Ltd | Professional & scientific | 2017 |
| Euro Polymers Group Limited | Wholesale & retail | 1999 |
| Euro Property (Yorkshire) Ltd | Real estate | 2025 |
| Euro Supermarket Yorkshire Ltd | Wholesale & retail | 2024 |
| Euro Surface Group Ltd | Construction | 2026 |
| Euro Tranz Logistics Limited | Transport & logistics | 2009 |
| Euro Wine & Food Direct Limited | Wholesale & retail | 2009 |
| Euro World Trading Leeds Ltd | Wholesale & retail | 2024 |
| Euroblac Healthcare Services Ltd | Health & social care | 2015 |
| Eurodelivex Ltd | Transport & logistics | 2020 |
| Eurofins MTS Consumer Product Testing UK Limited | Professional & scientific | 2010 |
| Eurofins Sensory and Consumer Research UK Holding Limited | Professional & scientific | 2005 |
| Euroglobal Food Limited | Wholesale & retail | 2024 |
| Eurolink Despatch Worldwide Limited | Financial services | 1997 |
| Europa Property Company (Northern) Limited | Construction | 1993 |
| Europarks U.K. Limited | Professional & scientific | 1981 |
| Europe African Sports Initiative Ltd | Arts & recreation | 2025 |
| Europe Online Group Ltd | Wholesale & retail | 2023 |
| European & International Ventures Limited | Professional & scientific | 2019 |
| European Ceramics Limited | Professional & scientific | 2005 |
| European College of Psychiatry Limited | Health & social care | 2007 |
| European Direct Service & Maintenance Limited | Wholesale & retail | 1992 |
| European Edge Coaching Limited | Education | 2025 |
| European Food Romanian Store Ltd | Hospitality | 2014 |
| European Foods Store Limited | Wholesale & retail | 2020 |
| European Golf Tech Ltd | Information & communication | 2020 |
| European Malignant Hyperthermia Group Community Interest Company | Professional & scientific | 2024 |
| European Plant Limited | Wholesale & retail | 2019 |