| Eton and Ascot Holdings Limited | Real estate | 2020 |
| Eton Prep-School Ltd | Education | 2020 |
| Eton Property Rentals Limited | Real estate | 2019 |
| Eton Red Production Ltd | Information & communication | 2024 |
| Eton Red Properties Ltd | Real estate | 2012 |
| Etra Ventures Ltd | Information & communication | 2018 |
| Etrade Hub Ltd | Wholesale & retail | 2023 |
| Etraders Elite Solutions Ltd | Wholesale & retail | 2026 |
| ETS Cars Ltd | Transport & logistics | 2018 |
| ETS Contracts Ltd | Manufacturing | 2013 |
| ETS Noumi Limited | Administrative & support | 2011 |
| ETS Yankee Banigor Ltd | Wholesale & retail | 2023 |
| Etwb (Property) Limited | Real estate | 2016 |
| ETX Venture Ltd | Real estate | 2021 |
| Etzah Advisory Limited | Professional & scientific | 2022 |
| Etzah Group Ltd | Professional & scientific | 2026 |
| EU Garages Ltd | Wholesale & retail | 2024 |
| EU Group Limited | Information & communication | 2018 |
| EU Plumbsafe Ltd | Construction | 2024 |
| EU Recovery Ltd | Transport & logistics | 2025 |
| Euan Danks Limited | Other services | 2013 |
| Eudaiton Ltd | Education | 2025 |
| Eugene Health Ltd | Professional & scientific | 2023 |
| Euhar Group Ltd | Wholesale & retail | 2024 |
| Eunique Jewellers Ltd | Manufacturing | 2025 |
| Eunj Incorporation Limited | Wholesale & retail | 2016 |
| Euno Clean Limited | Wholesale & retail | 2025 |
| EUP4ORIA Clothing Limited | Wholesale & retail | 2026 |
| Euphonious Faith Music School | Health & social care | 2011 |
| Euphoria - Productions Limited | Information & communication | 2015 |
| Euphoria Housing Ltd | Real estate | 2024 |
| Euphoria Sounds Limited | Arts & recreation | 2022 |
| Euphrates Business Ltd | Other services | 2023 |
| Eurasia Foods Ltd | Wholesale & retail | 2024 |
| Eurasia Group UK Limited | Administrative & support | 2006 |
| Eurasia Legal Services Limited | Professional & scientific | 2005 |
| Eureka Medtech Consulting Ltd | Professional & scientific | 2023 |
| Eurekacx Limited | Professional & scientific | 2025 |
| Eurest Defence Support Services Limited | Professional & scientific | 1989 |
| Euro Accounting Limited | Professional & scientific | 2010 |
| Euro Arab Foundation H S | Health & social care | 2013 |
| Euro Asian BIZ Ltd | Wholesale & retail | 2021 |
| Euro Autohire Ltd | Administrative & support | 2025 |
| Euro Bangla Tours Ltd | Administrative & support | 2019 |
| Euro Business Developments Limited | Professional & scientific | 1986 |
| Euro Carbon Capital Limited | Professional & scientific | 2021 |
| Euro Carpet Warehouse Limited | Wholesale & retail | 2008 |
| Euro Chemical Scientific Limited | Professional & scientific | 2016 |
| Euro Coatings Ltd | Manufacturing | 2019 |
| Euro Consultancy Services Ltd | Professional & scientific | 2025 |
| Euro Consulting and Coaching LLP | | 2025 |
| Euro Dental Care Limited | Health & social care | 2023 |
| Euro Despatch Ltd | Transport & logistics | 2008 |
| Euro Digital SP Ltd | Information & communication | 2025 |
| Euro DOT COM Solutions Limited | Information & communication | 2006 |
| Euro Eco Trade Ltd | Transport & logistics | 2015 |
| Euro Environmental Services (UK) Limited | Public administration | 1998 |
| Euro Expo Limited | Wholesale & retail | 2025 |
| Euro Export (UK) Limited | Wholesale & retail | 2000 |
| Euro Fashions Limited | Wholesale & retail | 2009 |
| Euro Food Services Ltd | Wholesale & retail | 2025 |
| Euro Halal Foods (BCN) Limited | Wholesale & retail | 2020 |
| Euro Hand Car Wash & Valeting Services Limited | Administrative & support | 2023 |
| Euro Healthcare Limited | Health & social care | 2009 |
| Euro Holdings Ltd | Real estate | 2021 |
| Euro Mingo DIG Ltd | Information & communication | 2025 |
| Euro Packaging UK Limited | Manufacturing | 2009 |
| Euro Parking Services Ltd | Other services | 2014 |
| Euro Properties Digbeth Ltd | Real estate | 2017 |
| Euro Properties Group Ltd | Real estate | 2016 |
| Euro Property Investments Limited | Real estate | 1993 |
| Euro Real Estate Limited | Real estate | 2013 |
| Euro Relief | Administrative & support | 2018 |
| Euro Road Surfacing Limited | Construction | 2011 |
| Euro Skytech Limited | Wholesale & retail | 2025 |
| Euro Smart Global Ltd | Other services | 2019 |
| Euro Star Events Services Ltd | Hospitality | 2018 |
| Euro Star Security Limited | Administrative & support | 2019 |
| Euro Stock Limited | Wholesale & retail | 2020 |
| Euro Teck Solutions Ltd | Information & communication | 2010 |
| Euro-Care Management Ltd | Information & communication | 2025 |
| Euro-Hub (Birmingham) Limited | Real estate | 1989 |
| Euroasia Metals Ltd | Wholesale & retail | 2012 |
| Eurobetta Steels Limited | Extraterritorial | 1979 |
| Eurocan International Ltd | Professional & scientific | 2016 |
| Eurodeal SP Ltd. | Extraterritorial | 2006 |
| Eurofit Autocentre (Mrsz) Ltd | Wholesale & retail | 2015 |
| Eurofit Autocentre (RA) Ltd | Wholesale & retail | 2015 |
| Eurofit Autohire Ltd | Administrative & support | 2022 |
| Eurohub (II) Corby Management Company Limited | Real estate | 1995 |
| Eurojet Helicopters Limited | Professional & scientific | 1992 |
| Euroline Trans Ltd | Transport & logistics | 2024 |
| Eurolines (U.K.) Limited | Extraterritorial | 1986 |
| Eurolink Ltd | Wholesale & retail | 1985 |
| Euromotor Autotrain LLP | | 2006 |
| Euronova Trade Group Limited | Wholesale & retail | 2026 |
| Europa Clothing Limited | Wholesale & retail | 2014 |
| Europa Fashion (UK) Ltd | Wholesale & retail | 2013 |
| Europa Tarnsport Ltd | Administrative & support | 2016 |
| Europa Transport Ltd | Transport & logistics | 2018 |