| Ecolony Ltd | Wholesale & retail | 2019 |
| Ecopower Heating Ltd | Wholesale & retail | 2010 |
| Edengreen Gardens Ltd | Construction | 2024 |
| Edgecore Engineering Limited | Professional & scientific | 2017 |
| Edifice Consulting Ltd | Professional & scientific | 2004 |
| Edmunds Creative Ltd | Wholesale & retail | 2020 |
| Egnatia Wholesale Limited | Wholesale & retail | 2019 |
| Egps Property Holdings Ltd | Real estate | 2025 |
| EH Fleet Investment Limited | Real estate | 2026 |
| Ehas Club Limited | Education | 2013 |
| Ehmb Investments Limited | Financial services | 2014 |
| El-Bjorn UK Limited | Administrative & support | 2011 |
| Elateral Limited | Information & communication | 1995 |
| Elea Investments Ltd | Professional & scientific | 2020 |
| Electron One Consulting Ltd | Professional & scientific | 2020 |
| Electron One Ltd | Professional & scientific | 2026 |
| Element Heating Services Ltd | Construction | 2017 |
| Elements Yoga Studio Ltd | Arts & recreation | 2018 |
| Elevate Events & Networking Ltd | Administrative & support | 2025 |
| Elite Choice Limited | Health & social care | 2017 |
| Elite Holiday and After School Clubs Ltd | Education | 2018 |
| Elite Sports UK Marketing Ltd | Arts & recreation | 2018 |
| Elite Trip Ltd | Administrative & support | 2019 |
| Elitebuilduk Ltd | Construction | 2024 |
| Elitex Enterprises Limited | Extraterritorial | 2006 |
| Eliza Luscombe Ltd | Information & communication | 2018 |
| Ellipsys Solutions Limited | Information & communication | 2020 |
| Elonisa Limited | Real estate | 2017 |
| EM3 SME Finance II Limited | Financial services | 2015 |
| EM3 SME Finance Limited | Financial services | 2014 |
| Ember Fire Solutions Ltd | Public administration | 2025 |
| Embrace Counselling Limited | Health & social care | 2023 |
| Embrace IT Services Limited | Information & communication | 2026 |
| Emery Down Limited | Real estate | 2013 |
| Emvy Media Limited | Information & communication | 2008 |
| ENCUB8 Ltd | Information & communication | 2022 |
| Enertech Consulting Ltd | Professional & scientific | 2015 |
| Engsound Aviation Ltd | Wholesale & retail | 2020 |
| Enhanced Property Group Limited | Construction | 2026 |
| Entala Ltd | Information & communication | 2007 |
| Enviro.Eng Consulting Limited | Professional & scientific | 2019 |
| Envirolumiere Limited | Wholesale & retail | 2010 |
| Epiphany Digital Ltd | Professional & scientific | 2024 |
| EPM Construction Limited | Construction | 2015 |
| EPM Creative Limited | Wholesale & retail | 2011 |
| Equi Apparel UK Ltd | Wholesale & retail | 2021 |
| Equine Performance Therapy Ltd | Other services | 2018 |
| Equine Rebalance Ltd | Agriculture & fishing | 2017 |
| Equinox Place Farnborough (M.C.) Limited | Households | 2012 |
| Erin Financial Consultants Limited | Professional & scientific | 2012 |
| Erom Media Limited | Information & communication | 2015 |
| Erotic Review Publishing Ltd | Information & communication | 2022 |
| Escapade 28 Ltd | Real estate | 2021 |
| Escape Marketing Services Limited | Administrative & support | 2009 |
| Esprit DE Corps Consulting Ltd | Real estate | 2023 |
| Eternal Pink Ltd | Wholesale & retail | 2023 |
| Eternus Digital Solutions Ltd | Information & communication | 2023 |
| ETF Services 85 Ltd | Information & communication | 2021 |
| Ethos Wellbeing Ltd | Arts & recreation | 2026 |
| Eton Developments Limited | Real estate | 2003 |
| Eton Residential Limited | Real estate | 2012 |
| Eton Studios Ltd | Professional & scientific | 2008 |
| Euforya UK Ltd | Wholesale & retail | 2025 |
| Eureka Domestic Appliances Ltd | Other services | 2025 |
| Evangelist Apps Limited | Information & communication | 2019 |
| EVE Property Investments Ltd | Real estate | 2024 |
| Everest Food and Wine Ltd | Wholesale & retail | 2016 |
| Everyones Fighting Something CIC | Health & social care | 2022 |
| Evie Grace Property Ltd | Real estate | 2026 |
| Evie Grace Property Services Ltd | Real estate | 2025 |
| EVO Life Ltd | Wholesale & retail | 2018 |
| Evolution Fire & Safety Ltd | Administrative & support | 2014 |
| Evolve Counselling and Psychotherapy Limited | Extraterritorial | 2023 |
| Evolved IP Ltd | Information & communication | 2017 |
| Ewinkle Limited | Information & communication | 2005 |
| Ewlandlettings Limited | Real estate | 2002 |
| Excel (Automotive) Resourcing Ltd | Administrative & support | 2020 |
| Excel Technical Resourcing Solutions Limited | Administrative & support | 2003 |
| Excellent Care Consultancy Limited | Professional & scientific | 2013 |
| Excite Digital Limited | Professional & scientific | 2010 |
| Exec Trip Limited | Transport & logistics | 2026 |
| Executive Care Personnel Limited | Health & social care | 2015 |
| Executive Training Personnel Limited | Education | 2021 |
| Exito Brand Ltd | Information & communication | 2026 |
| Experience (the Difference) Limited | Wholesale & retail | 1998 |
| Expert Training Resources UK Limited | Professional & scientific | 2019 |
| Exsurgo Group Limited | Professional & scientific | 2023 |
| EYE to Pencil Ltd | Extraterritorial | 2021 |
| EZE Lifts Limited | Administrative & support | 2008 |
| F & E Plumbing & Heating Ltd | Construction | 2022 |
| F.T.G. UK. Ltd | Manufacturing | 2004 |
| Fadec Limited | Professional & scientific | 2015 |
| Fairclaim Assist Ltd | Financial services | 2023 |
| Fairway Heights Management Company Limited | Households | 2020 |
| Falconer Security Systems Ltd | Administrative & support | 2025 |
| Falfort Investment Company Limited | Real estate | 1972 |
| Family Focused Law Ltd | Professional & scientific | 2025 |
| Fantazmic Limited | Administrative & support | 2024 |
| Fanxxy Capital Ltd | Financial services | 2025 |
| FAR Consultancy Services Limited | Other services | 2025 |