| Efkm Consulting Ltd | Professional & scientific | 2026 |
| Efpc Limited | Administrative & support | 2026 |
| EFS (North) Ltd | Professional & scientific | 2021 |
| EFS Intl Services Ltd | Real estate | 2017 |
| EFS UK Services Ltd | Other services | 2017 |
| EG Services UK Limited | Administrative & support | 2008 |
| Egan Quantity Surveying Limited | Professional & scientific | 2020 |
| EGC IT Consulting Limited | Information & communication | 2019 |
| Eglin Consultancy Ltd | Administrative & support | 2024 |
| Egmont Engineering Limited | Professional & scientific | 2010 |
| Egyco UK Ltd | Wholesale & retail | 2019 |
| EH Crafts Limited | Wholesale & retail | 2017 |
| EH IT Limited | Administrative & support | 2026 |
| EH Limited | Professional & scientific | 2018 |
| EHA Tea & Bakery Supply Chain Ltd | Wholesale & retail | 2026 |
| EHM Supply Chain Limited | Professional & scientific | 2013 |
| EHR Construct Tech Ltd | Administrative & support | 2024 |
| Ehsan Engineering Ltd | Administrative & support | 2022 |
| EHT Holdings Limited | Financial services | 2018 |
| Eici Ltd | Professional & scientific | 2016 |
| Eiger Torrance Limited | Manufacturing | 1977 |
| Eight Eleven Ltd | Professional & scientific | 2020 |
| Eight Engineering Limited | Construction | 2006 |
| Eight Five Eight Ltd | Information & communication | 2024 |
| Eighty Three Consultancy Ltd | Administrative & support | 2023 |
| EIGHTY3 Developments Limited | Other services | 2025 |
| EIT Electrical Ltd | Construction | 2018 |
| EJ Musk Process Services (Peterborough) Ltd | Manufacturing | 1992 |
| EJ Rope Access Solutions Ltd | Construction | 2024 |
| EJC Rolls Ltd | Wholesale & retail | 2019 |
| EJM Warrington Ltd | Other services | 2018 |
| EJS Creative Health Limited | Other services | 2016 |
| EK Elites Sports & Wellbeing Academy Ltd | Arts & recreation | 2026 |
| EK Elites Sports & Wellbeing CIC | Education | 2026 |
| EK Growth Partners Ltd | Professional & scientific | 2025 |
| Ekal Solutions Ltd | Information & communication | 2020 |
| EKD Consulting Ltd | Professional & scientific | 2025 |
| Ekklesia Financial Services Limited | Financial services | 2023 |
| Eklectics Ltd | Information & communication | 2021 |
| EKM Project Solutions Limited | Administrative & support | 2014 |
| EKP IT Limited | Information & communication | 2016 |
| Ekstein Consultancy Ltd | Professional & scientific | 2022 |
| EL Development Group (UK) Ltd | Construction | 2025 |
| EL HAS Limited | Hospitality | 2026 |
| EL Power Limited | Professional & scientific | 2018 |
| Elaine Wills Marketing Limited | Administrative & support | 2013 |
| ELB Bars Ltd | Hospitality | 2019 |
| ELB Estates Ltd | Real estate | 2021 |
| Elbadry Trading Ltd | Wholesale & retail | 2025 |
| Elben Limited | Administrative & support | 2024 |
| Elbow Lane Dental Care Limited | Health & social care | 2022 |
| ELC Compliance Ltd | Administrative & support | 2025 |
| ELC Consulting Services Ltd | Administrative & support | 2026 |
| Elcomms Consultancy Ltd | Professional & scientific | 2025 |
| Eldafire Ltd | Construction | 2022 |
| Eldervale Limited | Professional & scientific | 2025 |
| Eldondale Commercial Limited | Real estate | 2025 |
| Eldondale Estates Limited | Real estate | 2025 |
| Elect Resourcing Ltd | Other services | 2016 |
| Electmech Engineering Limited | Manufacturing | 2006 |
| Electric Athletics UK Ltd | Arts & recreation | 2023 |
| Electric Road Limited | Construction | 2017 |
| Electrical Safety and Compliance Services Ltd | Construction | 2021 |
| Electrical Solutions (Warrington) Ltd | Energy | 2008 |
| Electriko Electrical Services Limited | Professional & scientific | 2021 |
| Electriko Heritage Limited | Construction | 2026 |
| Electriko Iiot Limited | Construction | 2026 |
| Electrofix Group Ltd | Construction | 2020 |
| Electrolysis Legacy Group Ltd | Other services | 2023 |
| Electronic CAD Limited | Professional & scientific | 2017 |
| Electrum Engineering Ltd | Construction | 2024 |
| Elegant Sinks Ltd | Manufacturing | 2025 |
| Elektratek Ltd | Professional & scientific | 2024 |
| Elektrosoft Ltd | Information & communication | 2023 |
| Elements Cryo Spa Limited | Health & social care | 2022 |
| Elements of Beauty Limited | Other services | 2003 |
| Elements Well Engineering Limited | Professional & scientific | 2018 |
| Elementum Hair Ltd | Other services | 2022 |
| Elenchus Approach Ltd | Administrative & support | 2013 |
| Elevanta Technologies Ltd | Professional & scientific | 2026 |
| Elevara Advisory Limited | Professional & scientific | 2026 |
| Elevate Garden Rooms Limited | Construction | 2024 |
| Elevate R&D Solutions Ltd | Administrative & support | 2022 |
| Elevate Residential UK Ltd | Real estate | 2023 |
| Elevated Engineers Ltd | Administrative & support | 2026 |
| Elevating Homes Ltd | Construction | 2024 |
| Elevatrix Ltd | Professional & scientific | 2025 |
| Eleven Marketing & Communications Ltd | Administrative & support | 2009 |
| ELEVEN30 Group Limited | Wholesale & retail | 2024 |
| Elex MCR Ltd | Wholesale & retail | 2026 |
| ELF Systems Limited | Professional & scientific | 2012 |
| Elforjani Ltd | Health & social care | 2024 |
| Elgar Global Solutions Ltd | Other services | 2019 |
| Elgin Limited | Construction | 2004 |
| ELI IT Solutions Limited | Information & communication | 2014 |
| Eligr Pro-Eng Mechanical Consulting Limited | Professional & scientific | 2023 |
| Elika Management Limited | Administrative & support | 2023 |
| Elim CAD Services Ltd | Professional & scientific | 2022 |
| Eline Telecom Limited | Information & communication | 2024 |
| Elire Property Investments Limited | Real estate | 2024 |