| Ellington Court Torquay Management Company Limited | Real estate | 2010 |
| Elliotsessentials Ltd | Wholesale & retail | 2023 |
| Elliott and Saunders Limited | Households | 2009 |
| Elliotts Cleaning & Property Services Ltd | Administrative & support | 2025 |
| ELM Developments Holdings Limited | Real estate | 2012 |
| ELM Developments Limited | Real estate | 1969 |
| ELM Grove Legal Limited | Professional & scientific | 2019 |
| Elpida Properties Ltd | Real estate | 2019 |
| Elves in the Eaves Limited | Households | 2023 |
| Elvestone Management Company Limited | Households | 2002 |
| Elysian Skin LAB Aesthetics Limited | Other services | 2025 |
| Emanu-El Centre Limited | Other services | 2007 |
| Emanuel Hendry Limited | Manufacturing | 2007 |
| Embercombe | Education | 2006 |
| Emblem Holdings Limited | Professional & scientific | 2005 |
| Emblem International Limited | Administrative & support | 1976 |
| Embrace Financial Services Ltd | Financial services | 2007 |
| Emdec Construction Ltd | Construction | 2011 |
| Emdf Services Ltd | Professional & scientific | 2024 |
| Emdro Homes Limited | Real estate | 2025 |
| Emerald (SW) Ltd | Transport & logistics | 2020 |
| Emerald Green Hydrogen Ltd | Manufacturing | 2021 |
| Emerald Isca Limited | Wholesale & retail | 2017 |
| Emerald Rain Ltd | Professional & scientific | 2022 |
| Emeralds Little Gems Daycare Limited | Education | 2017 |
| Emerald’S GEM House Limited | Real estate | 2017 |
| Emery Media Ltd | Other services | 2016 |
| EMH Apartments Limited | Real estate | 2017 |
| Emily Bazalgette Ltd | Professional & scientific | 2017 |
| Emily Mander Hair Ltd | Other services | 2020 |
| EMILYNAILS1 Limited | Other services | 2025 |
| Eminence Grise Limited | Professional & scientific | 2016 |
| Eminent Properties Limited | Real estate | 2025 |
| EMJ Engineering Ltd | Professional & scientific | 2013 |
| Emma Lewry Ltd | Education | 2023 |
| Emma Parish Design Limited | Professional & scientific | 2014 |
| Emmanuel Court Exeter Management Company Limited | Households | 2019 |
| Emmanuel Court Exeter Property Company Limited | Households | 2024 |
| Emmanuel Houses for Rental Ltd | Real estate | 2025 |
| Empaua Limited | Professional & scientific | 2015 |
| Empire Analytical Ltd | Professional & scientific | 2023 |
| Empowering Lives Limited | Other services | 2009 |
| Emre Properties Ltd | Real estate | 2024 |
| EMS Fintech UK Limited | Administrative & support | 2021 |
| EMS Waste Services Limited | Water & waste | 2008 |
| Emtronics Ltd | Information & communication | 2014 |
| Emwc Limited | Hospitality | 2025 |
| Enalsa Holdings Ltd | Financial services | 2026 |
| Encompass Ecology Ltd | Professional & scientific | 2005 |
| Encortec Limited | Professional & scientific | 2021 |
| Endeavour Management and Consultancy Services Ltd | Professional & scientific | 2020 |
| Endfield Close Management Limited | Households | 2025 |
| Endicotts Army Surplus Ltd | Wholesale & retail | 2014 |
| Endoread Limited | Health & social care | 2022 |
| Endorse HR Limited | Administrative & support | 2012 |
| Energise South West Ltd | Construction | 2023 |
| Energy Hair Design Limited | Other services | 2000 |
| Energy Performance Direct Limited | Professional & scientific | 2012 |
| Energy Systems (SW) Limited | Construction | 2006 |
| Enfield Fire Protection South West Limited | Construction | 2018 |
| Enfield South West Ltd | Construction | 2014 |
| Enfinity Limited | Professional & scientific | 2010 |
| Engine Parts Online Limited | Wholesale & retail | 2018 |
| Engineering Design Practice Holdings Ltd | Financial services | 2020 |
| Engineering Investment Global Ltd | Financial services | 2002 |
| Engineous Ltd | Professional & scientific | 2021 |
| English Story Ltd | Professional & scientific | 2006 |
| Enhanced Energy Limited | Construction | 2013 |
| Enhancement Well Being Services Ltd | Other services | 2021 |
| Enigma Resources Ltd | Information & communication | 2020 |
| Enisa Ltd | Hospitality | 2021 |
| Enlighten Stays Limited | Real estate | 2022 |
| Enlightened Property Sourcing Ltd | Real estate | 2023 |
| ENT Productions Limited | Arts & recreation | 2026 |
| ENT Trading Limited | Hospitality | 2013 |
| Entropic Design Limited | Professional & scientific | 2002 |
| Envi Group Ltd | Agriculture & fishing | 2024 |
| Envi-Scripts Ltd | Wholesale & retail | 2024 |
| Environmental Assessment & Design Limited | Professional & scientific | 2003 |
| Environmental Research Associates Ltd | Professional & scientific | 2016 |
| Enviroskips South West Ltd | Water & waste | 2011 |
| Envision Hair & Beauty Ltd | Other services | 2024 |
| Enzo Corrosion Services Ltd | Construction | 2014 |
| EP Moss Holdings Limited | Financial services | 2023 |
| EP Reorgco Limited | Financial services | 2020 |
| Epat Sevices Limited | Other services | 2025 |
| EPD Cornwall Street 1 Ltd | Hospitality | 2016 |
| EPD Cornwall Street 2 Ltd | Hospitality | 2016 |
| EPD Cornwall Street Limited | Real estate | 2016 |
| EPD TP Borrower Holdco Limited | Financial services | 2023 |
| Ephemera Exchange Ltd | Wholesale & retail | 2025 |
| Epic Building and Landscaping Ltd | Construction | 2026 |
| Epic Taxi Exeter Ltd | Transport & logistics | 2023 |
| Epin Limited | Real estate | 2020 |
| Episodic Capital Limited | Financial services | 2025 |
| Episodic Solutions Limited | Information & communication | 2025 |
| EPL Eput Trustee 2776 Limited | Professional & scientific | 2002 |
| EPL Eput Trustee 2777 Limited | Professional & scientific | 2002 |
| Eprco Capital Limited | Professional & scientific | 2017 |
| Epsom Accountants Ltd | Professional & scientific | 2011 |