| ET & Rock Properties Limited | Real estate | 2025 |
| ETC Plus Limited | Wholesale & retail | 2020 |
| Etcm Solutions Ltd | Health & social care | 2026 |
| ETG Holdings Ltd | Health & social care | 2022 |
| Ethos Greek Supplies Ltd | Hospitality | 2026 |
| Ethosrank Ltd | Information & communication | 2024 |
| Etioba Entertainment Ltd | Information & communication | 2025 |
| Eton Chris Holdings Ltd | Financial services | 2026 |
| Eunice Consulting Company Limited | Health & social care | 2021 |
| Euphorbia Property Limited | Real estate | 2017 |
| Euphrates Packaging Ltd | Financial services | 2022 |
| Eura Ltd | Real estate | 2021 |
| Eurolink LOG Ltd | Transport & logistics | 2025 |
| Europe Fintrader Group Ltd | Wholesale & retail | 2020 |
| Eurotech Engineering UK Limited | Manufacturing | 2008 |
| Eusek Limited | Wholesale & retail | 2019 |
| Eutykhia Group Services Limited | Wholesale & retail | 2022 |
| EV Tech and MOT Ltd | Wholesale & retail | 2019 |
| Evangel Care Services Ltd | Health & social care | 2023 |
| EVE Heating and Plumbing Ltd | Construction | 2024 |
| Evelyn Pro Ltd | Information & communication | 2025 |
| Event Production Studios Limited | Arts & recreation | 2019 |
| Eventful Bean Limited | Hospitality | 2024 |
| Eventguard Security Services Ltd | Administrative & support | 2015 |
| Evercomms Ltd | Information & communication | 2019 |
| Everest Construct Ltd | Construction | 2025 |
| Everfresh Direct Ltd | Wholesale & retail | 2024 |
| Evergreen Consults Ltd | Health & social care | 2017 |
| Evergreenconvergence Ltd | Information & communication | 2018 |
| Everlevel Limited | Information & communication | 1992 |
| Evermere Solutions Ltd | Professional & scientific | 2025 |
| Everstockgroup Ltd | Wholesale & retail | 2026 |
| Everwhite Services Limited | Health & social care | 2022 |
| Everyday Safety Services Ltd | Professional & scientific | 2023 |
| Everyday-Tech Ltd | Wholesale & retail | 2024 |
| Everything Coffee Ltd | Hospitality | 2025 |
| Evicom Ltd | Construction | 2026 |
| Evince Displays Ltd | Wholesale & retail | 2025 |
| Evolved Information Solutions Ltd | Wholesale & retail | 2005 |
| Evoxen Solutions Ltd | Information & communication | 2025 |
| Ewmg Ltd | Health & social care | 2022 |
| Exact Security & Training Services Ltd | Education | 2025 |
| Excel Constructions (Essex) Ltd | Construction | 2021 |
| Excel Home Extensions Ltd. | Administrative & support | 2017 |
| Excel Services (UK) Ltd | Information & communication | 2013 |
| Excellett TEK Limited | Information & communication | 2016 |
| Exchange House RTM Co Ltd | Households | 2024 |
| Exchange Property Lawyers Ltd | Professional & scientific | 2023 |
| Exclusive Competitions Limited | Wholesale & retail | 2025 |
| Exclusive Logistics Limited | Transport & logistics | 2008 |
| Exclusive Motor Company Ltd | Wholesale & retail | 2019 |
| Exclusive Prestigious Repair Ltd | Wholesale & retail | 2025 |
| Exclusivetrades Ltd | Health & social care | 2018 |
| Executive 78 Limited | Health & social care | 2022 |
| Exeleron Ltd | Construction | 2018 |
| Exell Intelligence Limited | Professional & scientific | 2020 |
| Expandabox UK Ltd | Wholesale & retail | 2023 |
| Expert IT Network Ltd | Information & communication | 2020 |
| Expert Lift Solutions Limited | Construction | 2025 |
| Expert PA Services Ltd | Administrative & support | 2017 |
| Explorer Caravan Services Ltd | Transport & logistics | 2025 |
| Expo Line-Marking Limited | Wholesale & retail | 2011 |
| Expo Services Limited | Information & communication | 2019 |
| Export Unlocked Ltd | Transport & logistics | 1996 |
| Exporting Clouds Limited | Transport & logistics | 2016 |
| Express 49 Ltd | Transport & logistics | 2019 |
| Express German Spares Limited | Manufacturing | 2019 |
| Express Logistics K Ltd | Transport & logistics | 2018 |
| Express Runners Ltd | Transport & logistics | 2023 |
| Express-Link Logistics Ltd | Transport & logistics | 2024 |
| Exquiseat Events Limited | Arts & recreation | 2018 |
| Exquisite Medical & Aesthetic Services Ltd | Health & social care | 2023 |
| Extreme Presure Ltd | Administrative & support | 2022 |
| EYE of Horus Ltd | Extraterritorial | 2023 |
| Eyedoc-Connect Limited | Health & social care | 2024 |
| Eynesbury Manor (2) Management Company Limited | Households | 2002 |
| Eynesbury Manor Management Company Limited | Households | 2002 |
| Eynesbury Marina Management Company Limited | Households | 2004 |
| EZ Electrical Limited | Construction | 2013 |
| Ezeehar Global Services Ltd | Professional & scientific | 2013 |
| Ezinne Ogba Limited | Health & social care | 2023 |
| Ezzy Groom Ltd | Agriculture & fishing | 2017 |
| F & D Property Services Ltd | Real estate | 2024 |
| F & J Trading Limited | Other services | 2008 |
| F F E Properties Limited | Real estate | 2025 |
| F P Ward Limited | Administrative & support | 2015 |
| F&D Property Rentals Ltd | Real estate | 2025 |
| F&J Autobreakers Ltd | Wholesale & retail | 2021 |
| F.Abbey & Sons Limited | Agriculture & fishing | 1958 |
| F.G.S. London Company Limited | Manufacturing | 1999 |
| Fa&T Luxe Ltd | Wholesale & retail | 2025 |
| Faa-Iz’Ah Care Ltd | Health & social care | 2025 |
| FAB Global Resources Ltd | Wholesale & retail | 2023 |
| Fabric Emporium Ltd | Wholesale & retail | 2024 |
| Faby Logistic Ltd | Transport & logistics | 2025 |
| Facadexx Ltd | Construction | 2023 |
| Factory NO1 (Bedminster) Management Company Limited | Households | 2019 |
| Fadayiro Company Limited | Real estate | 2024 |
| Fairbriar Park D4 Flats Residents' Association Limited | Households | 1996 |
| Fairfax Close RTM Company Ltd | Households | 2009 |