| Eve's Investments Limited | Real estate | 2023 |
| Evelyn Grange Property Management Limited | Households | 2022 |
| Evendan Consulting Ltd | Information & communication | 2023 |
| Event First AID UK Ltd | Education | 2023 |
| Event Horizon Limited | Professional & scientific | 2015 |
| Event Live Media Limited | Information & communication | 2012 |
| Evently Ltd | Information & communication | 2025 |
| Everett Group Limited | Construction | 2025 |
| Everglades Investments Ltd | Real estate | 2020 |
| Everthought Limited | Professional & scientific | 2016 |
| Every Body Wants Storage Ltd | Transport & logistics | 2020 |
| Everyday Technology Limited | Construction | 2019 |
| EVG Properties Limited | Real estate | 2022 |
| Evgeniengineering Ltd | Construction | 2006 |
| Evidentia Pharma Consulting Ltd | Professional & scientific | 2025 |
| Evolution IT Consulting Ltd | Information & communication | 2012 |
| Evolution Panels & Doors Limited | Wholesale & retail | 2007 |
| Evolution Scaffolding Ltd | Construction | 2020 |
| Evolve Energy Services Ltd | Construction | 2023 |
| Evolve Living Therapy Ltd | Extraterritorial | 2023 |
| Evopro Limited | Wholesale & retail | 2009 |
| Evosplash Limited | Information & communication | 2009 |
| Evpod Energy UK Ltd | Manufacturing | 2026 |
| Ewen Business Consultants Limited | Real estate | 2015 |
| EWM KAY Band Limited | Real estate | 2024 |
| EX Forti Dolcedo Limited | Wholesale & retail | 2026 |
| Ex-Job Limited | Administrative & support | 2018 |
| Exactitude Ltd | Professional & scientific | 2021 |
| Exactpay Limited | Administrative & support | 2017 |
| Exall Group Limited | Administrative & support | 2018 |
| Exall Roofing Ltd | Construction | 2015 |
| Excel Client Engagement Ltd | Administrative & support | 2025 |
| Excel Exteriors Ltd | Construction | 2024 |
| Excel Fire Ltd | Construction | 2019 |
| Excel Packaging Machinery (Holdings) Limited | Financial services | 2022 |
| Excel Press Group Limited | Manufacturing | 1963 |
| Excelent Expo Limited | Information & communication | 2025 |
| Excellent Care Services Ltd | Health & social care | 2022 |
| Exceptional Foods Limited | Hospitality | 2023 |
| Exclusive Chocolates Limited | Manufacturing | 1995 |
| Exclusive Ushers Limited | Construction | 2014 |
| Executive Climate Limited | Construction | 2020 |
| Executive Contractors (UK) Limited | Construction | 1993 |
| Exhale Studios Limited | Administrative & support | 2025 |
| EXI Trading Limited | Financial services | 2011 |
| Expatriate Tax Specialists Limited | Professional & scientific | 2008 |
| Expenzx Ltd | Information & communication | 2026 |
| Expertise Property Services Limited | Extraterritorial | 2019 |
| Exposem Site Investigations Limited | Construction | 2006 |
| Exposocial Limited | Information & communication | 2023 |
| Expotential Solutions Limited | Information & communication | 2013 |
| Extensia Consulting Limited | Professional & scientific | 2023 |
| Extensia Limited | Other services | 2006 |
| Exterior 360 Ltd | Administrative & support | 2026 |
| Exterior Cleaning Essex Ltd | Financial services | 2025 |
| Extradirectuk Limited | Administrative & support | 2019 |
| Extreme Elevators London Ltd | Construction | 2023 |
| Extreme Scoobies Limited | Wholesale & retail | 2009 |
| EY Ready Limited | Information & communication | 2026 |
| Eyedentity Limited | Health & social care | 2008 |
| EYF Fundraising Limited | Other services | 2018 |
| Eylul Translation Services Ltd | Real estate | 2022 |
| EZ Product Solutions Limited | Wholesale & retail | 2010 |
| EZ Riders Limited | Extraterritorial | 2012 |
| Ezihomes International Ltd | Construction | 2023 |
| Ezra Healthcare Limited | Health & social care | 2015 |
| F & S Energy Asset Holdings Limited | Real estate | 2018 |
| F & S Energy Limited | Energy | 2011 |
| F & S Power Limited | Information & communication | 2017 |
| F & Y Property Investment Limited | Real estate | 2021 |
| F 4 Flooring Ltd | Construction | 2014 |
| F&C South Essex Limited | Real estate | 2021 |
| F&F Link Limited | Wholesale & retail | 2017 |
| F&K Autos Limited | Wholesale & retail | 2025 |
| F&S Energy (EOT) Limited | Professional & scientific | 2024 |
| F&S Ventilation Supplies Ltd | Energy | 2022 |
| F.E. Bright Limited | Professional & scientific | 2001 |
| F.J.T. Logistics Limited | Transport & logistics | 2002 |
| F15TEEN Ltd | Wholesale & retail | 2023 |
| F3LIDAE Ltd | Manufacturing | 2019 |
| Fabadousa Group Limited | Real estate | 2024 |
| Fabrication and Welding Solutions Limited | Manufacturing | 2003 |
| Facadeprior Pro UK Ltd | Construction | 2019 |
| Facer Racing Ltd | Wholesale & retail | 2020 |
| Faces Kids Club Brentwood Limited | Other services | 2004 |
| Facet Technology Limited | Professional & scientific | 1988 |
| Factum Ltd | Information & communication | 2012 |
| Fade Barber Limited | Other services | 2025 |
| Fahey & Fahey Limited | Real estate | 2018 |
| Fahy Construction Services Limited | Construction | 2002 |
| Fairacre Homes Ltd | Construction | 2024 |
| Fairbridge Properties Limited | Professional & scientific | 1999 |
| Fairfield Court Developments Ltd | Construction | 2012 |
| Fairfield Holdings Limited | Real estate | 2014 |
| Fairgreen Heating & Electrical Ltd | Construction | 2025 |
| Fairmont Finance Ltd | Financial services | 2023 |
| Fairmont Medical Products Limited | Wholesale & retail | 2015 |
| Fairmort Associates LLP | | 2008 |
| Fairstar Property Limited | Real estate | 2015 |
| Fairwood Music (International) Limited | Arts & recreation | 2004 |