| Easysolut Ltd | Construction | 2023 |
| Easytobuy Ltd | Wholesale & retail | 2021 |
| Easytrack Holdings Ltd | Information & communication | 2025 |
| Easytrack Software Limited | Information & communication | 2017 |
| EAT5UK Ltd | Wholesale & retail | 2025 |
| EB Consultancy Ltd | Information & communication | 2022 |
| EB Watts Limited | Financial services | 2024 |
| Ebenezer Opeoluwa Transport Ltd | Transport & logistics | 2023 |
| Ebenmar Support Solutions Limited | Transport & logistics | 2022 |
| EBH Couriers Limited | Transport & logistics | 2016 |
| EBM Ltd | Extraterritorial | 2021 |
| EBR Building Ltd | Construction | 2023 |
| EBS Property Limited | Real estate | 2007 |
| Ebsoul Technologies Ltd | Wholesale & retail | 2025 |
| EBT Electrical Services Ltd | Construction | 2025 |
| EBW Holdings Limited | Financial services | 2024 |
| EC Scents Limited | Wholesale & retail | 2025 |
| Ecaptis Ltd | Information & communication | 2023 |
| Eccles Utilities Limited | Manufacturing | 2023 |
| Eccleshall Carpets & Flooring Ltd | Construction | 2026 |
| Echo Managed Services Limited | Administrative & support | 2000 |
| ECL Property Limited | Real estate | 2025 |
| Eclipse Empowerment CIC | Education | 2025 |
| Eclipse Services Ltd | Construction | 2026 |
| Eco & Fleet Services Ltd | Construction | 2025 |
| Eco Green Home Improvements Ltd | Construction | 2025 |
| Eco Plumb Midlands Limited | Construction | 2008 |
| Eco Sustain Limited | Financial services | 2025 |
| Eco Thrive Consultancy Ltd | Professional & scientific | 2023 |
| ECO-1 Electrical Solutions Ltd | Construction | 1996 |
| ECO-1 Energy Limited | Construction | 2021 |
| ECO-1 Group Limited | Financial services | 2020 |
| ECO-1 Holdings Limited | Financial services | 2019 |
| ECO-1 React Limited | Manufacturing | 2022 |
| Eco-Green Hugs Ltd | Wholesale & retail | 2025 |
| Eco-Heat Smart Solutions Limited | Construction | 2019 |
| Eco-Jama Investments Ltd | Hospitality | 2017 |
| Eco-Residential Ltd | Professional & scientific | 2012 |
| Ecobuild Midlands Ltd | Construction | 2025 |
| Ecocert Surveyors Ltd | Real estate | 2018 |
| Ecoclear Logistics Ltd | Water & waste | 2025 |
| Ecoempower Limited | Manufacturing | 2024 |
| Ecom Assist Ltd. | Professional & scientific | 2016 |
| Ectt Wellness Pathways Ltd | Health & social care | 2025 |
| ED Pepperall QC Limited | Professional & scientific | 2015 |
| Ed-Power Services Ltd | Construction | 2024 |
| Eden Bar Lichfield Ltd | Hospitality | 2023 |
| Eden Blue Properties Limited | Real estate | 2022 |
| Eden Healthcare Solutions Ltd | Health & social care | 2025 |
| Eden Strategic Solutions Limited | Professional & scientific | 2020 |
| Eden Valley Marketing Ltd | Professional & scientific | 2020 |
| Edencop Service Limited | Administrative & support | 2021 |
| Edengates Group Ltd | Information & communication | 2017 |
| Edens DEW Ltd | Health & social care | 2025 |
| Edexia Group Ltd | Transport & logistics | 2026 |
| Edge 2 Edge Construction Limited | Construction | 2024 |
| Edificab Ltd | Real estate | 2023 |
| Edis-M Ltd | Extraterritorial | 2025 |
| Edjs Distribution Ltd | Wholesale & retail | 2026 |
| Edořa Cleaning Ltd | Administrative & support | 2025 |
| EDS Connections Ltd | Professional & scientific | 2025 |
| EDS Continental Holdings Ltd | Financial services | 2025 |
| Eduarddelivery Limited | Transport & logistics | 2025 |
| Education and Training Ltd | Education | 2024 |
| Education Pathways Global Limited | Financial services | 2025 |
| Educational Technology Services Ltd | Education | 2001 |
| Educator Supplies Ltd | Wholesale & retail | 2023 |
| Edutainment Ontop Ltd | Education | 2024 |
| Edwin (UK) Ltd | Construction | 2011 |
| EE Care Limited | Health & social care | 2022 |
| Eeam Ltd | Professional & scientific | 2013 |
| Eess Limited | Administrative & support | 2012 |
| Eezee Self Storage Ltd | Transport & logistics | 2024 |
| Effectivelectrical Solutions Ltd | Construction | 2023 |
| Efficient Sloth Marketing Ltd | Professional & scientific | 2025 |
| Egal Systems Ltd | Information & communication | 2001 |
| Egginton Plumbing & Heating Services Limited | Construction | 2013 |
| Eguide Group Ltd | Wholesale & retail | 2025 |
| Egyptian Collections Ltd | Wholesale & retail | 2021 |
| Ehcap Ltd | Health & social care | 2014 |
| EHI & Eben Group Limited | Construction | 2024 |
| Eigentum Investments Ltd | Real estate | 2023 |
| EIGHT8 Brics Investments Limited | Real estate | 2025 |
| Eightfold Group Ltd | Information & communication | 2021 |
| Eightfold Recruitment Ltd | Administrative & support | 2021 |
| Einfach Ltd | Financial services | 2020 |
| EJ Groundworks (Midlands) Ltd | Construction | 2023 |
| Ejiro Diegbe Ltd | Professional & scientific | 2024 |
| EJM Performing Arts LLP | | 2021 |
| EJR Hire and Recovery Limited | Administrative & support | 2025 |
| EK Express Ltd | Transport & logistics | 2023 |
| EK JOT EK Noor Ltd | Other services | 2024 |
| Ekamjot Fish Bar Ltd | Hospitality | 2026 |
| Ekhorelen and SON Limited | Transport & logistics | 2017 |
| EKI Education Group Ltd | Education | 2020 |
| Ekliv Consultants Ltd | Water & waste | 2023 |
| Ekon Trading Ltd | Wholesale & retail | 2021 |
| Ekonharima Ltd | Administrative & support | 2024 |
| EL Marketplace Limited | Wholesale & retail | 2011 |
| EL Shaddai Homes Limited | Health & social care | 2008 |