| Enablex Group Limited | Financial services | 2022 |
| Enabling Homes Ltd | Real estate | 2015 |
| Enact Newco 7 Limited | Other services | 2021 |
| Enact Newco 8 Limited | Other services | 2021 |
| Enact Solutions Limited | Administrative & support | 2011 |
| Enacting Ideas Ltd | Administrative & support | 2024 |
| Enam Academy Limited | Education | 2022 |
| Enam Childcare Limited | Health & social care | 2022 |
| Enam the Degree MAN Limited | Education | 2022 |
| Enam the Property MAN Limited | Construction | 2019 |
| Enamor Limited | Wholesale & retail | 2023 |
| Enbridge Healthcare Limited | Health & social care | 2019 |
| Encantada Media Ltd | Information & communication | 2018 |
| Encarna Berr Euro Ltd | Information & communication | 2025 |
| Encarnita Ltd | Administrative & support | 2024 |
| Encens Incense Ltd | Manufacturing | 2025 |
| Enchanted Bar Ltd | Hospitality | 2024 |
| Enchanted Brave Limited | Manufacturing | 2013 |
| Enchanted Prins Ltd | Wholesale & retail | 2025 |
| Enchantment Hair Ltd | Other services | 2015 |
| Enclave Realty Partners Limited | Real estate | 2024 |
| Enclosure Systems Engineering Limited | Wholesale & retail | 1983 |
| Encom Post Ltd | Wholesale & retail | 2025 |
| Encompaas IT (UK) Limited | Information & communication | 2013 |
| Encompass-Management Ltd | Real estate | 2019 |
| Encore Supplies Ltd | Wholesale & retail | 2025 |
| Encore Touring Limited | Arts & recreation | 2025 |
| Encounter Coaching Initiative Ltd | Professional & scientific | 2020 |
| Encyclopedia for Trading and General Contracting Ltd | Wholesale & retail | 2026 |
| END Group Limited | Financial services | 2021 |
| END Point Assessment Consultants Ltd | Education | 2026 |
| END Point Support Limited | Manufacturing | 2025 |
| END Product Group Ltd | Professional & scientific | 2024 |
| END Product Limited | Professional & scientific | 2021 |
| END to END Solutions Ltd. | Manufacturing | 2020 |
| END2END Accounting Solutions Limited | Professional & scientific | 2014 |
| END2END Talent Solution Limited | Administrative & support | 2023 |
| Endata Limited | Information & communication | 1997 |
| Endeavor Ecom Ltd | Wholesale & retail | 2021 |
| Endeavor Worldwide Ltd | Wholesale & retail | 2017 |
| Endersah Mucevherat Ltd | Wholesale & retail | 2026 |
| Endeva Limited | Information & communication | 2021 |
| Endhill Properties Ltd | Real estate | 2004 |
| Endize Ltd | Wholesale & retail | 2020 |
| Endless Healthcare Ltd Ltd | Real estate | 2025 |
| Endless Nutrition Ltd | Wholesale & retail | 2025 |
| Endless Summer Tanning Solutions Limited | Other services | 2002 |
| Endlessgoods Ltd | Wholesale & retail | 2021 |
| Endo Advance Ltd | Health & social care | 2018 |
| Endo Health Ltd | Wholesale & retail | 2019 |
| Endocare Diagnostics Ltd | Health & social care | 2017 |
| Endoconsult Ltd | Health & social care | 2013 |
| Endocrine Wellbeing Limited | Health & social care | 2016 |
| Endpointx Limited | Information & communication | 2018 |
| Endport Limited | Other services | 2015 |
| Endsville Limited | Hospitality | 2025 |
| Endtime Ltd | Professional & scientific | 2000 |
| Endura Roses (BR2) Ltd | Wholesale & retail | 2020 |
| Endura Roses (London) Ltd | Arts & recreation | 2019 |
| Endura Roses (TC2) Ltd | Arts & recreation | 2019 |
| Endura Roses JV Ltd | Wholesale & retail | 2019 |
| Endura Roses Ltd | Administrative & support | 2016 |
| Endurance N Whoopi Catering Services Ltd | Hospitality | 2020 |
| Endurance Sports International Limited | Arts & recreation | 2022 |
| Enduring Foundations Ltd | Professional & scientific | 2025 |
| Enebio Ltd | Professional & scientific | 2012 |
| Enecon Corporotion Ltd | Financial services | 2025 |
| Enem Treats Ltd | Hospitality | 2024 |
| Ener Limited | Administrative & support | 2019 |
| Ener TV Limited | Administrative & support | 2019 |
| Ener-Vate Holdings Limited | Financial services | 2016 |
| Enerbuild Limited | Construction | 2025 |
| Energetic ME Ltd | Administrative & support | 2025 |
| Energetix Solutions Limited | Energy | 2023 |
| ENERGI365 Limited | Professional & scientific | 2021 |
| Energieanlagen UND Dienstleistungen Ltd | Administrative & support | 2025 |
| Energieundleben Ltd | Extraterritorial | 2023 |
| Energisave Online Limited | Professional & scientific | 2021 |
| Energise Electrical Northwest Ltd | Construction | 2025 |
| Energising Excellence Ltd | Professional & scientific | 2026 |
| Energius Ltd | Other services | 2024 |
| Energize Consulting Limited | Extraterritorial | 2022 |
| Energize Limited | Extraterritorial | 1997 |
| Energize Recruitment Solutions Ltd | Administrative & support | 2006 |
| Energize Sports Coaching Limited | Education | 2023 |
| Energy Absolute Ltd | Wholesale & retail | 2012 |
| Energy BEE Ltd | Energy | 2023 |
| Energy Central UK Ltd | Information & communication | 2018 |
| Energy Checkpoint Ltd | Professional & scientific | 2015 |
| Energy Consulting Manchester Limited | Information & communication | 2024 |
| Energy Dance School Limited | Arts & recreation | 2023 |
| Energy Efficient Alternatives Limited | Construction | 2011 |
| Energy Empire Solution Limited | Wholesale & retail | 2025 |
| Energy Estates Limited | Real estate | 2010 |
| Energy Expert Consultants Ltd | Administrative & support | 2026 |
| Energy Game Limited | Information & communication | 2025 |
| Energy Handy Services Ltd | Transport & logistics | 2023 |
| Energy Healing Ltd | Extraterritorial | 2021 |
| Energy Innovation Agency Limited | Extraterritorial | 2021 |
| Energy Interfaces Ltd | Professional & scientific | 2026 |