| Eibt Foundation | Professional & scientific | 2012 |
| Eibt Trust Ltd | Financial services | 2019 |
| Eiffler International Ltd | Professional & scientific | 2022 |
| Eight Plus Five Ltd | Information & communication | 2012 |
| Eighteen Clarence Street Ltd | Real estate | 2023 |
| Ejan Holding Ltd | Financial services | 2021 |
| EJM Associates Ltd | Professional & scientific | 2023 |
| Ejwm Ltd | Real estate | 2023 |
| Ekiva Limited | Information & communication | 2023 |
| Ekju UK Ltd | Manufacturing | 2020 |
| EL Arion Ltd | Real estate | 2018 |
| Elan Finance Limited | Financial services | 1990 |
| Elanrange Limited | Construction | 2000 |
| Eldeco Property Ltd | Real estate | 2024 |
| Elements Investment Group Ltd | Real estate | 2020 |
| Elemints Network Marketing Club Ltd | Other services | 2025 |
| Elevate Media Ltd | Professional & scientific | 2026 |
| Elevated IT Ltd | Information & communication | 2025 |
| Eleven Counselling Ltd | Professional & scientific | 2013 |
| Elfma Ltd | Financial services | 2020 |
| Elias Global Properties Ltd | Real estate | 2024 |
| Elite Cars Egham Ltd | Transport & logistics | 2025 |
| Elite Roofing and Property Services Ltd | Construction | 2026 |
| Elite Torque Ltd | Wholesale & retail | 2026 |
| Ella Teglas Ltd | Professional & scientific | 2022 |
| Ellamo Holding Ltd | Financial services | 2020 |
| Ellery Plumbing Services Limited | Construction | 2025 |
| Ellingworth & King Limited | Real estate | 1973 |
| Ellis Gray Productions Limited | Professional & scientific | 2018 |
| Elmatin Ltd | Real estate | 2023 |
| Elonova Ltd | Professional & scientific | 2022 |
| Elton Construction Ltd | Construction | 2025 |
| Elvaco Air Conditioning Limited | Wholesale & retail | 1977 |
| EM (36) Limited | Wholesale & retail | 2025 |
| Email FOX International Ltd | Financial services | 2018 |
| Emasar Ltd | Professional & scientific | 2025 |
| Embling Estates Ltd | Real estate | 2025 |
| Emerald Crest Limited | Other services | 2024 |
| Emerald Edge Enterprise Limited | Other services | 2024 |
| Emerald Meats (London) Limited | Wholesale & retail | 1983 |
| Emerald Properties (London) Limited | Wholesale & retail | 1988 |
| Emispoint Ltd | Professional & scientific | 2022 |
| Emlane Limited | Administrative & support | 2010 |
| Emmerson & Stern Legal Consultants Limited | Professional & scientific | 1999 |
| Emporium Investments & Finance Corporation Ltd | Financial services | 2020 |
| Empower Careers CIC | Education | 2023 |
| Emreon Ltd | Professional & scientific | 2025 |
| EMS Physio Ltd | Manufacturing | 1958 |
| EMS Structural Ltd | Construction | 2016 |
| Enchanted Acorns Ltd | Health & social care | 2024 |
| Energeia Germanidis Ltd | Professional & scientific | 2022 |
| Engenica Ltd | Professional & scientific | 2022 |
| Enginetiks Limited | Information & communication | 2022 |
| Englefield Green Community Hub CIC | Health & social care | 2024 |
| Englefield Green Shop CIC | Wholesale & retail | 2023 |
| Englefield Green Wealth Management Limited | Financial services | 2023 |
| Ensco 1212 Limited | Professional & scientific | 2016 |
| Ensco 1214 Limited | Professional & scientific | 2017 |
| Entegral Holdings Limited | Information & communication | 2015 |
| Enterprise Property Holdings UK Limited | Financial services | 2024 |
| Enterprise Rent-A-Car European Holdings Limited | Professional & scientific | 2001 |
| Enterprise Rent-A-Car UK Holdings Limited | Professional & scientific | 1994 |
| Enterprise Rent-A-Car UK Limited | Administrative & support | 1994 |
| Entrepreneurship Experience Programme Ltd | Education | 2014 |
| Eobrisk Limited | Information & communication | 2023 |
| Epideme Systems Limited | Mining & quarrying | 2008 |
| Equita Vita LLP | | 2022 |
| Equivy Ltd | Financial services | 2021 |
| Erac UK Finance Limited | Professional & scientific | 1994 |
| Erfi Ltd | Financial services | 2020 |
| Ergonomic Compare Ltd | Professional & scientific | 2024 |
| Eriksson Ltd | Real estate | 2024 |
| Escape Landscapes Limited | Administrative & support | 2015 |
| Eskimo Healthcare Group Ltd | Health & social care | 2018 |
| Esmexil Ltd | Professional & scientific | 2025 |
| Essential Pharma Limited | Manufacturing | 2011 |
| Essential Pharmaceuticals Limited | Manufacturing | 2010 |
| Estate Nida Ltd | Real estate | 2022 |
| Ethicap Limited | Professional & scientific | 2011 |
| Eton Commissioning Services Ltd | Construction | 2018 |
| ETP Compliance Ltd | Professional & scientific | 2022 |
| Euro - Solution Services Limited | Transport & logistics | 2018 |
| Euro Capitalfin LP | | 2021 |
| Euroasia Trade Capital Ltd | Professional & scientific | 2026 |
| Eurobond Leisure Limited | Real estate | 1997 |
| Europe Prime Capital Ltd | Real estate | 2021 |
| European Certificate Sales Club Ltd | Other services | 2025 |
| Evalutal Limited | Professional & scientific | 2016 |
| Evening Chime Property Ltd | Real estate | 2024 |
| Everest Industries Limited | Wholesale & retail | 2004 |
| Everyhelpdesk Ltd | Other services | 2024 |
| Everything Caribbean Ltd | Hospitality | 2024 |
| Everything NOW Design Ltd | Professional & scientific | 2022 |
| Everything NOW Studios Ltd | Professional & scientific | 2017 |
| Evolution Rental & Leasing Ltd | Administrative & support | 2019 |
| EWA W Ltd | Professional & scientific | 2016 |
| Excellence Prime Ltd | Wholesale & retail | 2024 |
| Excellent Property Investment Ltd | Real estate | 2021 |
| Excelvent Ltd | Construction | 2016 |
| Expanda Ltd | Financial services | 2021 |