| Ellie's Alternative Provision Limited | Education | 2026 |
| Elliott Telecom Consultancy Limited | Information & communication | 2023 |
| Ellis Power Solutions Ltd | Construction | 2013 |
| ELM LEA Partners Limited | Professional & scientific | 2014 |
| Elmzone Ltd | Professional & scientific | 2014 |
| Elrgp Ltd | Health & social care | 2026 |
| Elsby & Co (Holdings) Ltd | Extraterritorial | 2018 |
| Elsby & Co Business Services Ltd | Financial services | 2021 |
| Elsby & Company (Sywell) Ltd | Professional & scientific | 2005 |
| Elsby & Company Ltd | Professional & scientific | 2013 |
| Elsby Estate Planning Ltd | Other services | 2022 |
| Elsby Sywell Holdings Ltd | Financial services | 2019 |
| Emb-E Technical Services Limited | Professional & scientific | 2025 |
| Emerged Electrical Limited | Construction | 2026 |
| Emery Property Investments Limited | Real estate | 2020 |
| Emmett's Garage Limited | Wholesale & retail | 1947 |
| Emoti Ltd | Wholesale & retail | 2023 |
| Empathco Ltd | Health & social care | 2025 |
| Empire Leisure (UK) Limited | Arts & recreation | 2009 |
| Endutex UK Ltd | Wholesale & retail | 2023 |
| Energy Efficient Properties Ltd | Construction | 2025 |
| Engen Projects Ltd | Professional & scientific | 2012 |
| ENGINUITY4U Limited | Real estate | 2004 |
| Enriched Futures Ltd | Information & communication | 2019 |
| Envy Consulting Services Limited | Information & communication | 2004 |
| Envy Property Services Limited | Real estate | 2021 |
| Ephemeral Solutions Limited | Information & communication | 2008 |
| Epoch Communications Ltd | Professional & scientific | 2024 |
| Equilibrium Investments Nominee Limited | Financial services | 2015 |
| ERP Insight Ltd | Information & communication | 1996 |
| Esika Natural Ltd | Wholesale & retail | 2026 |
| Especta Ltd | Information & communication | 2020 |
| ESR Construction Limited | Construction | 2018 |
| Essex Data Limited | Other services | 1998 |
| Eukero Controls Limited | Extraterritorial | 1994 |
| Evap Solutions Limited | Manufacturing | 2014 |
| Evap Systems Ltd | Manufacturing | 2023 |
| Eve-Ty Investments Limited | Other services | 2013 |
| Evergreen Care Holdings Ltd | Financial services | 2026 |
| Evergreen Fish Bar and Chinese Takeaway Ltd | Hospitality | 2026 |
| Evidenced Compliance Limited | Extraterritorial | 2018 |
| Evinis Construction Limited | Construction | 2026 |
| Evolved Living Limited | Construction | 2023 |
| EWT Property Group Ltd | Real estate | 2022 |
| Exact Service Limited | Professional & scientific | 2010 |
| Exceed Properties Limited | Real estate | 2017 |
| Experients Limited | Professional & scientific | 2024 |
| Exude Limited | Wholesale & retail | 2025 |
| Ezledge Ltd | Information & communication | 2026 |
| Ezytrade Property Maintenance Ltd | Construction | 2024 |
| F & P Building Limited | Construction | 2007 |
| F&S Wittish Plumbing and Heating Ltd | Construction | 2021 |
| Faculty Room Limited | Education | 2018 |
| Fadelab Ltd | Other services | 2021 |
| Fairway Centre Limited | Health & social care | 2008 |
| Fallon Aesthetics Limited | Health & social care | 2023 |
| Fallon Prescribing Services Limited | Health & social care | 2024 |
| Fanlivin Ltd | Professional & scientific | 2025 |
| Fast Antelope Limited | Health & social care | 2023 |
| Fastlink Healthcare Services Limited | Public administration | 2024 |
| Favour Holdings Ltd | Financial services | 2022 |
| Faxland Limited | Information & communication | 1995 |
| FDR Security Services Ltd | Administrative & support | 2018 |
| Federal Estates Limited | Energy | 1994 |
| Feistyz Ltd | Health & social care | 2024 |
| Feldworks Limited | Professional & scientific | 2024 |
| Fenestram Blinds Limited | Wholesale & retail | 2017 |
| Fenlan for Furniture Limited | Administrative & support | 2003 |
| Fernbell Properties Ltd | Construction | 2022 |
| Fernbrook Student Lettings Limited | Real estate | 2020 |
| Ferrers PUB Company Limited | Hospitality | 2011 |
| Ferres Tyres & Servicing Ltd | Wholesale & retail | 2026 |
| Fibrecorp Ltd | Information & communication | 2024 |
| Figos Delivery Ltd | Hospitality | 2026 |
| Figos Piri Piri Grill Limited | Hospitality | 2018 |
| Figos Takeaway Ltd | Hospitality | 2023 |
| Finchley Support Services Ltd | Health & social care | 2024 |
| Find an Entertainer Limited | Arts & recreation | 2026 |
| Finesse Casinos and Discos Limited | Arts & recreation | 2010 |
| Finestyle Coaches of Rushden Ltd | Transport & logistics | 2022 |
| Finishcore Surfaces Ltd | Construction | 2026 |
| Firm Construction Limited | Construction | 2002 |
| Fiscal Affairs Limited | Professional & scientific | 2002 |
| Fish & Chips Takeaway Ltd | Hospitality | 2022 |
| Fish to Home Limited | Wholesale & retail | 2024 |
| Fixed Abode Ltd | Real estate | 2022 |
| FK Entertainment Ltd | Other services | 2024 |
| FL1 Property Ltd | Real estate | 2024 |
| Flexrite Chemgiene LLP | | 2008 |
| FLOALBA2 Ltd | Real estate | 2022 |
| Food Legal Limited | Education | 2011 |
| Forest Bookkeeping & Accountancy Ltd | Professional & scientific | 2014 |
| Forestlife Limited | Real estate | 2003 |
| Forget ME NOT Cards Limited | Wholesale & retail | 2024 |
| Form Education Mechanical System Ltd | Manufacturing | 2024 |
| Format Joinery Services Limited | Construction | 2013 |
| Formby Spirits Limited | Manufacturing | 2018 |
| Fortis Group Holdings Limited | Financial services | 2020 |
| Foundry Homes Ltd | Manufacturing | 2026 |
| Fourth Precept Limited | Professional & scientific | 2013 |