| Equal 8 Services Ltd | Administrative & support | 2020 |
| Equanimity Limited | Construction | 2023 |
| Equilibrium Properties Limited | Real estate | 2023 |
| Equilogic Limited | Professional & scientific | 1996 |
| Equinox Advisors Limited | Professional & scientific | 2002 |
| Equinox Property Development Limited | Construction | 2020 |
| ERA Associates Limited | Administrative & support | 2000 |
| Eranthis Estates Limited | Households | 1972 |
| Erin COX Jewellery Limited | Wholesale & retail | 2015 |
| Ernies Repair and Maintenance Ltd | Administrative & support | 2025 |
| Ernsborough Court (Exeter) Residents Association Limited | Households | 1980 |
| Erol Vision Limited | Professional & scientific | 2020 |
| Ertc Education Ltd | Education | 2025 |
| Escott (SW) Limited | Real estate | 2020 |
| Escott Estates Ltd | Professional & scientific | 2021 |
| Escudo Estates Ltd | Construction | 2018 |
| Esfir Ltd | Real estate | 2022 |
| ESG Compass Compliance Limited | Information & communication | 2026 |
| Eshcol Property Management Limited | Financial services | 2023 |
| Eshoptics Ltd | Health & social care | 2024 |
| Espresso Digital Marketing Ltd | Information & communication | 2025 |
| Essemce UK Ltd | Manufacturing | 2022 |
| Essentiarena Ltd | Wholesale & retail | 2025 |
| Estate Essentials Ltd | Hospitality | 2024 |
| Estate Technical Solutions Limited | Professional & scientific | 2009 |
| Esthetika Ltd | Arts & recreation | 2022 |
| Ests Trading Company Limited | Other services | 2008 |
| Estuary Construction (Devon) Limited | Construction | 2019 |
| Estuary Diagnostics Limited | Health & social care | 2017 |
| Estuary Maintenance Limited | Other services | 2009 |
| Estuary Property Ltd | Real estate | 2024 |
| Ethantria Glover Ltd | Hospitality | 2024 |
| Ethical Air Limited | Other services | 2024 |
| Ethical Aviation Limited | Other services | 2024 |
| Ethical Capital Limited | Financial services | 2025 |
| Ethical Capital Portfolio 1 Limited | Construction | 2025 |
| Ethical Power Asset Management Limited | Financial services | 2017 |
| Ethical Power Development Limited | Construction | 2022 |
| Ethical Power Group Holdings Ltd | Professional & scientific | 2017 |
| Ethical Power International Limited | Construction | 2022 |
| Ethical Power Investco. Limited | Financial services | 2023 |
| Ethical Power Ltd | Other services | 2024 |
| Ethical Power Maintenance Ltd | Manufacturing | 2016 |
| Ethical Power NET Zero Limited | Financial services | 2023 |
| Ethical Power O&M Limited | Energy | 2023 |
| Ethical Power Renewables Limited | Construction | 2010 |
| Ethical Power Security Limited | Administrative & support | 2023 |
| Ethical Power Utilities Limited | Construction | 2022 |
| Ethical Project Developments Limited | Administrative & support | 2016 |
| Ethical Properties & Investments (UK) Ltd | Real estate | 2019 |
| Ethical Shelf Limited | Energy | 2023 |
| Ethos Digital Health Limited | Professional & scientific | 2021 |
| Etnia Eyewear Culture UK Limited | Wholesale & retail | 2023 |
| ETO Group Limited | Construction | 2026 |
| Etre Professional Limited | Hospitality | 1983 |
| ETW Exeter Limited | Other services | 2015 |
| Eureka Spaces Ltd | Real estate | 2021 |
| Euro Axle Systems Limited | Manufacturing | 2012 |
| Euro Travel Limited | Professional & scientific | 1985 |
| Eurojuris (UK) Limited | Professional & scientific | 1992 |
| Europa Holidays Limited | Arts & recreation | 1993 |
| Europa Magazines Limited | Extraterritorial | 1997 |
| European Fine Cheese Ltd | Wholesale & retail | 2020 |
| European Society of Thoracic Surgeons | Professional & scientific | 2016 |
| Eurotec Limited | Administrative & support | 2015 |
| Eurotech House Management Company Limited | Households | 2020 |
| EV Charge & Go Ltd | Transport & logistics | 2020 |
| EV Site Solutions Limited | Professional & scientific | 2022 |
| EVA Rope Rigg Ltd | Construction | 2024 |
| Evannell Properties Limited | Real estate | 2018 |
| Evans + Associates Ltd | Agriculture & fishing | 2009 |
| EVE Plasterers Limited | Construction | 2022 |
| Eveleighs Garage Limited | Wholesale & retail | 2013 |
| Eveley Solar Farm Limited | Energy | 2013 |
| Evelyn Health Limited | Manufacturing | 2022 |
| Evelyn Limited | Construction | 2014 |
| Eventingscores Limited | Information & communication | 2021 |
| Events & Catering Limited | Hospitality | 2025 |
| Events by Golfers Ltd | Administrative & support | 2014 |
| Ever Property LLP | | 2017 |
| Everglow Chimney Services Limited | Construction | 2024 |
| Evergreen Capital Limited | Professional & scientific | 2013 |
| Evertrue Care Ltd | Health & social care | 2025 |
| Everys Cosec Limited | Professional & scientific | 2010 |
| Everything Theatrical Limited | Wholesale & retail | 2026 |
| Everythinghealth Ltd | Wholesale & retail | 2018 |
| Everythinghealth Supplies Ltd | Wholesale & retail | 2015 |
| Evexia Health International Ltd | Health & social care | 2020 |
| EVIN23 Limited | Administrative & support | 2016 |
| EVO 3D Ltd | Wholesale & retail | 2021 |
| EVO Countrywide Ltd | Wholesale & retail | 2025 |
| Evolution (Exeter) Ltd | Wholesale & retail | 2020 |
| Evolution AM Holdings Ltd | Financial services | 2023 |
| Evolution Engineering, Design and Energy Systems Limited | Construction | 2011 |
| Evolution Global Limited | Professional & scientific | 2020 |
| Evolution Sales Ltd | Other services | 2017 |
| Evolva Group Limited | Financial services | 2024 |
| Evolve Theatre Productions Ltd | Arts & recreation | 2019 |
| Evsll Business Consulting Ltd | Professional & scientific | 2025 |
| Ewastepro Limited | Information & communication | 2024 |