| Elite Aesthetics Wholesale Ltd | Health & social care | 2019 |
| Elite Leisure Systems Limited | Manufacturing | 2024 |
| Elite Maintenance Cumbria Limited | Construction | 2025 |
| Elite Motor Body Repairs Limited | Wholesale & retail | 2017 |
| Elite Productions Group Limited | Arts & recreation | 2018 |
| Elite Roofing Cumbria Limited | Construction | 2025 |
| Elite RSS Ltd | Professional & scientific | 2020 |
| Elizrose Limited | Construction | 2021 |
| Ellaway Limited | Administrative & support | 2008 |
| Ellen Wharf (Maryport) Limited | Households | 2007 |
| Ellis Meadows Management Company Limited | Households | 2019 |
| Ellis Rugby 2017 Limited | Manufacturing | 2012 |
| ELLIS94 Ltd | Transport & logistics | 2026 |
| Ellison Zwidza Ltd | Transport & logistics | 2024 |
| Elmbrook Park (Coppull) Management Company Limited | Real estate | 2025 |
| Elmtac Ltd | Construction | 2017 |
| Elres Civils Limited | Construction | 2023 |
| ELS89 Consultancy Services Ltd | Professional & scientific | 2026 |
| Elsayed Limited | Administrative & support | 2021 |
| Elston Park (Grimsargh) Management Company Limited | Real estate | 2020 |
| ELT Joinery Ltd | Construction | 2023 |
| Elterbeck Limited | Real estate | 2009 |
| Emace Ltd | Real estate | 2023 |
| Ember Air Ltd | Construction | 2022 |
| Ember Fires Limited | Wholesale & retail | 2013 |
| Emicon Limited | Transport & logistics | 2004 |
| Emirates Golf Tours Limited | Administrative & support | 2016 |
| Emkat Developments Ltd | Real estate | 2026 |
| Emkat Estates Limited | Real estate | 2020 |
| Emkat Lettings Ltd | Real estate | 2025 |
| Emma Dibb Hair Ltd | Other services | 2025 |
| Emma Tregellas PMU Ltd | Other services | 2022 |
| Empire on Grace Ltd | Administrative & support | 2025 |
| Empower Cumbria Limited | Hospitality | 2024 |
| ENA Stone Limited | Professional & scientific | 2017 |
| END of Tenancy Cleaning Limited | Administrative & support | 2025 |
| Endurance Inc Limited | Administrative & support | 2025 |
| Enefftech Services Limited | Professional & scientific | 2011 |
| Energy Project Support Ltd | Energy | 2022 |
| Energy Coast Property Services Limited | Real estate | 2018 |
| Energy Electronics Ltd | Professional & scientific | 2010 |
| Enesco Holdings Limited | Financial services | 1994 |
| Enesco Limited | Manufacturing | 1987 |
| English Lakes Ice Cream Limited | Manufacturing | 2000 |
| Enhanced Aesthetics Limited | Health & social care | 2015 |
| Enigma Medical Solutions Limited | Administrative & support | 2020 |
| Ennerdale Leisure Ltd. | Extraterritorial | 2019 |
| Enterprise Management Limited | Administrative & support | 1958 |
| Entity Homes Limited | Construction | 2021 |
| Entrepreneur of Character Ltd | Other services | 2020 |
| Enviro Hire Vehicle Rental Limited | Administrative & support | 2025 |
| Enviro Skip Cumbria Limited | Water & waste | 2025 |
| Envirocon Ltd | Water & waste | 2015 |
| Enviroz Limited | Transport & logistics | 2025 |
| Eplw Ltd | Real estate | 2017 |
| Epoch Homes Ltd | Real estate | 2021 |
| Epoxium Ltd | Construction | 2025 |
| Eprojs Limited | Financial services | 2025 |
| Eq-Uisite Limited | Wholesale & retail | 2022 |
| Equinox Transport and Storage Limited | Transport & logistics | 2024 |
| Errington Farms Limited | Administrative & support | 2006 |
| ES Hair Limited | Other services | 2018 |
| Escape Glamping Ltd | Hospitality | 2023 |
| Escape Hair & Beauty SN Limited | Other services | 2013 |
| Escape Rooms in UK Ltd | Arts & recreation | 2019 |
| ESK Care Limited | Health & social care | 2021 |
| ESK Dairy Limited | Wholesale & retail | 1998 |
| ESK IT Services Ltd | Information & communication | 2020 |
| ESK Services Limited | Transport & logistics | 2019 |
| ESK Street Management Company Limited | Households | 2007 |
| Eskdale Environmental Services Limited | Professional & scientific | 2016 |
| Eskdale Stoves & Fireplaces Limited | Construction | 2022 |
| Espresso Hub Ltd | Hospitality | 2019 |
| Esselton Limited | Hospitality | 2011 |
| ETB Services Limited | Other services | 1999 |
| Ethers Services Ltd | Professional & scientific | 2024 |
| Ethical Specials Limited | Extraterritorial | 2009 |
| Etman Enterprises Ltd | Hospitality | 2004 |
| Etterby Analytics Ltd | Information & communication | 2024 |
| Etterby Properties Ltd | Real estate | 2026 |
| Eurobioenergy Limited | Agriculture & fishing | 2000 |
| Euroforest Holdings Limited | Agriculture & fishing | 2020 |
| Euroforest Limited | Agriculture & fishing | 1973 |
| European Leak Detection Services Ltd | Construction | 2019 |
| European Road Trip Limited | Transport & logistics | 2019 |
| EVA Botanicals Limited | Wholesale & retail | 1998 |
| Event-Ip Global Communications Limited | Information & communication | 2005 |
| Everest Roofing Contractors Limited | Construction | 2023 |
| Evermusic Limited | Extraterritorial | 2022 |
| Everstone Global Ltd | Wholesale & retail | 2026 |
| Evlyn Sutherland Marketing Limited | Professional & scientific | 2006 |
| EVO Communications Limited | Information & communication | 2025 |
| Evolene Limited | Professional & scientific | 2021 |
| Evolution Paint Works Ltd | Manufacturing | 2012 |
| Evolve Conservatory Specialists Limited | Construction | 2013 |
| Evros Property Limited | Extraterritorial | 2021 |
| Ewan Douglas Utilities & Civils Limited | Construction | 2023 |
| Ewing Estates Ltd | Real estate | 2024 |
| EWM (EBT) Trustees Limited | Administrative & support | 2002 |
| EWM Group Training Limited | Extraterritorial | 1940 |