| ECC (A&T) Limited | Professional & scientific | 2016 |
| ECC Limited | Professional & scientific | 2003 |
| Eccentric Pony Limited | Arts & recreation | 2026 |
| Eccles Associates Limited | Professional & scientific | 2023 |
| Eccles Contracting Limited | Administrative & support | 2014 |
| Eccles Group Limited | Administrative & support | 2013 |
| Eccleston Homes (Ashton Rise Hyde) Limited | Construction | 2026 |
| Eccleston Homes (Brook House Place Urmston) Limited | Construction | 2025 |
| Eccleston Homes (Hyde) Limited | Construction | 2020 |
| Eccleston Homes (Willow Bank Ramsbottom) Limited | Construction | 2025 |
| Eccleston Homes Land Limited | Real estate | 2013 |
| Eccleston Homes Limited | Construction | 2011 |
| Eccleston Park Residents Limited | Administrative & support | 2003 |
| ECE Fitness Limited | Arts & recreation | 2023 |
| ECH Compliance Ltd | Water & waste | 2024 |
| Echo & Sons Ltd | Transport & logistics | 2019 |
| Echosierra Operations Limited | Information & communication | 2008 |
| Ecid Limited | Administrative & support | 2025 |
| ECK Company Limited | Wholesale & retail | 2022 |
| Eclectic IT Consulting Limited | Administrative & support | 2015 |
| Eclipse Building Services Ltd | Construction | 2025 |
| Eclypsia Software Limited | Information & communication | 2018 |
| Eco Extensions North West Limited | Construction | 2023 |
| Eco Green Canopy Ltd | Hospitality | 2021 |
| Eco Private Hire Ltd | Transport & logistics | 2022 |
| Eco-Group Properties Limited | Real estate | 2021 |
| Eco-I Group Ltd. | Administrative & support | 2018 |
| Eco-I Ltd | Construction | 2011 |
| Eco-Survey.Com Limited | Professional & scientific | 2005 |
| Ecobuild Energy Ltd | Other services | 2023 |
| Ecocmp Ltd | Professional & scientific | 2025 |
| Ecodesystem Ltd | Information & communication | 2018 |
| ECOGENR8 Limited | Water & waste | 2010 |
| Ecolamp Recycling Limited | Other services | 2010 |
| Ecolit-Byerley Ltd | Manufacturing | 2026 |
| Ecommerce Growth Company Ltd | Professional & scientific | 2011 |
| Ecooptions Consulting Ltd | Professional & scientific | 2021 |
| Ecorem Tech Limited | Water & waste | 2025 |
| Ecowise Electrical & Renewables Limited | Construction | 2025 |
| ECS Mgmt Ltd | Professional & scientific | 2023 |
| ECS Recruitment Limited | Professional & scientific | 2025 |
| ECS Technology Services Ltd | Information & communication | 2015 |
| Ecvp Limited | Professional & scientific | 2025 |
| ED & MAN Limited | Real estate | 2022 |
| ED in the Clouds Consulting Limited | Information & communication | 2019 |
| ED Mellor Ltd | Other services | 2019 |
| ED Stobart Limited | Professional & scientific | 2020 |
| Edac Solutions (Education) Limited | Information & communication | 2011 |
| Eddie and Misto Ltd | Construction | 2022 |
| Eddie Stobart Distribution Limited | Extraterritorial | 2019 |
| Eddie Stobart Group Limited | Professional & scientific | 1995 |
| Eddie Stobart Limited | Transport & logistics | 1970 |
| Eddie Stobart Logistics Limited | Transport & logistics | 2001 |
| Edemantech Limited | Administrative & support | 2013 |
| Eden Eco Ltd | Construction | 2023 |
| Eden Engineering Services Ltd | Administrative & support | 2025 |
| Eden Projects Northwest Limited | Administrative & support | 2019 |
| Eden Technologies Ltd | Information & communication | 2025 |
| Edenfield IT Consulting Limited | Administrative & support | 2015 |
| Edept Limited | Administrative & support | 2007 |
| EDG Limited | Professional & scientific | 2017 |
| Edgar Education Services Limited | Education | 2025 |
| Edgar Premier Properties Limited | Real estate | 2021 |
| Edgar Yonga Ltd | Hospitality | 2020 |
| Edge Comms Ltd | Administrative & support | 2025 |
| EDGE2INSIGHT Ltd | Information & communication | 2018 |
| Edgeslabs Ltd | Health & social care | 2024 |
| Edgewater 1970 Limited | Extraterritorial | 2013 |
| Edgtec Solutions Ltd | Information & communication | 2024 |
| EDH Consulting Ltd | Information & communication | 2025 |
| EDI Consulting Ltd | Professional & scientific | 2019 |
| EDI CUT Ltd | Information & communication | 2015 |
| Edilis Consulting Limited | Information & communication | 2019 |
| Edmod Premium Healthcare Limited | Health & social care | 2026 |
| Education Made Easy Ltd | Education | 2025 |
| Educational Cleaning Services Limited | Administrative & support | 2011 |
| Educational Psychology Together Limited | Education | 2023 |
| Eduorb Ltd | Administrative & support | 2025 |
| Edward Gorton Limited | | 1903 |
| Edwards and Nugent Partnership LLP | | 2025 |
| Edwards Cheshire Company Limited | Wholesale & retail | 1993 |
| Edwards Commercial Services Limited | Professional & scientific | 2018 |
| Edwards Hall Electricals Limited | Other services | 2008 |
| Edwards Retail Consulting Limited | Administrative & support | 2020 |
| Edwardson Engineering & Technical Services (Etts) Limited | Professional & scientific | 2025 |
| Edwin Engineering Design Limited | Professional & scientific | 2013 |
| Edwin Walford Ltd | Administrative & support | 2020 |
| EEH Consulting Limited | Information & communication | 2014 |
| Eerly Ltd | Professional & scientific | 2020 |
| Eesa Daaksh Limited | Information & communication | 2011 |
| EF Nuclear Consultancy Limited | Professional & scientific | 2019 |
| Efco Collection Ltd | Wholesale & retail | 2025 |
| Effect HR Limited | Other services | 2018 |
| Effective Creative Ltd | Administrative & support | 2023 |
| Efinity Finance Group Ltd | Financial services | 2016 |
| Efinity Finance Limited | Financial services | 2018 |
| Efinity Investments Limited | Financial services | 2024 |
| Efinity Property Holdings Limited | Financial services | 2019 |
| Efinity Wealth Limited | Financial services | 2024 |
| EFK Consulting Limited | Administrative & support | 2014 |