| Ealing Building Solutions Ltd | Construction | 2020 |
| Earley Property & Lettings Ltd | Real estate | 2026 |
| Eary International Ltd. | Professional & scientific | 2017 |
| Easi Cottage Lets Ltd | Real estate | 2026 |
| East Midlands Imaging Group Limited | Health & social care | 2017 |
| East Midlands Land & Property Limited | Construction | 2008 |
| East Midlands Treats Ltd | Wholesale & retail | 2023 |
| East-The-Water Connections Ltd | Hospitality | 2025 |
| Eatmorefish Ltd | Information & communication | 2015 |
| Eaves Technical Services Ltd | Manufacturing | 2019 |
| Echo & Ember Coffee Limited | Manufacturing | 2025 |
| Eclipse Hair Ltd | Other services | 2023 |
| Eclipxir Wellbeing Limited | Wholesale & retail | 2024 |
| Ecotec Systems Ltd | Manufacturing | 2008 |
| EDC Support Limited | Information & communication | 2012 |
| Eden Group Properties Ltd | Real estate | 2022 |
| Edgefield Ltd | Construction | 2025 |
| Edgoose Holdings Limited | Financial services | 1984 |
| Edren Homes Limited | Other services | 2001 |
| Eduteq Global Limited | Professional & scientific | 2020 |
| Eeas Property Limited | Real estate | 2021 |
| Ehsafety Ltd | Professional & scientific | 2025 |
| Eight Inc London Ltd | Professional & scientific | 2013 |
| Eight Parishes Community Interest Company | Public administration | 2012 |
| Eightfooted Limited | Information & communication | 2010 |
| Eigth Investments Ltd | Real estate | 2024 |
| EIP Property Services Ltd | Real estate | 2019 |
| Elektra Charge Limited | Other services | 2020 |
| Elena Sirbu Ltd | Health & social care | 2018 |
| Elevate Collective Solutions Ltd | Professional & scientific | 2026 |
| Eleven Eighty Seven Limited | Information & communication | 2026 |
| Elite Advantage Management Limited | Other services | 2008 |
| Elite Decorators & Spraying Ltd | Construction | 2025 |
| Elite Investment Properties Ltd | Real estate | 2018 |
| Elite Sporting Technologies Ltd | Wholesale & retail | 2020 |
| Elizabeth Stirling Designs Ltd | Professional & scientific | 2012 |
| Elmm Property Ltd | Construction | 2024 |
| Elms Farm Leisure Park Limited | Arts & recreation | 2022 |
| Eluxi Ltd | Professional & scientific | 2011 |
| EM Innovative Solutions Ltd | Manufacturing | 2026 |
| Emporium Decor Ltd | Information & communication | 2019 |
| Emrys Legal Limited | Other services | 2013 |
| Emstat Ltd | Professional & scientific | 1996 |
| EMW Property Group Limited | Real estate | 2025 |
| Enabling Process Technologies Ltd | Information & communication | 2002 |
| Endeavour Planning & Design Ltd | Information & communication | 2016 |
| Engineering and Purchasing Specialist Ltd | Professional & scientific | 2010 |
| Envelox Limited | Information & communication | 2026 |
| Enviromatic Solutions Limited | Professional & scientific | 2003 |
| Environmental Control Coatings Ltd | Manufacturing | 2018 |
| EOS Rehabilitation Ltd | Health & social care | 2022 |
| Epsilon Pharmaservices Holdings Limited | Financial services | 2015 |
| Epsilon Pharmaservices Limited | Professional & scientific | 1997 |
| Equalfield Limited | | 1986 |
| Equip Consulting Ltd | Professional & scientific | 2023 |
| Escatec Mechatronics Limited | Manufacturing | 1983 |
| Esco Refresh Limited | Wholesale & retail | 1992 |
| Essentially Blended Limited | Other services | 2022 |
| Essentially Training Limited | Education | 2024 |
| Estillo Marketing Limited | Professional & scientific | 2017 |
| ET Search Consulting Ltd | Administrative & support | 2026 |
| ETA Care Solutions Ltd | Health & social care | 2014 |
| Ets-Proportionair Limited | Financial services | 2022 |
| Euro Market Lutterworth Limited | Wholesale & retail | 2019 |
| Euro Property Projects Limited | Real estate | 2004 |
| European Fleet Management Ltd | Information & communication | 1999 |
| Eurospan Structures Limited | Manufacturing | 2002 |
| Eutrema Ltd | Agriculture & fishing | 2020 |
| Evatta Ltd | Construction | 2023 |
| Event-Garde Ltd | Arts & recreation | 2011 |
| Everything Shutters Limited | Wholesale & retail | 2014 |
| EVN Group Limited | Financial services | 2019 |
| EVN Real Assets Limited | Real estate | 2024 |
| EVN Services Limited | Administrative & support | 2019 |
| Evolve Acquisition Limited | Professional & scientific | 2026 |
| EW Property Group Ltd | Real estate | 2025 |
| Exclusive Hair & Beauty Company Limited | Arts & recreation | 2005 |
| Exec Forums Ltd | Administrative & support | 2023 |
| EXP Warwickshire Ltd | Households | 2025 |
| Express Valeting Centre Ltd | Other services | 2013 |
| Eyeplusplus Europe Limited | Professional & scientific | 2011 |
| Eyfel Food Ltd | Hospitality | 2017 |
| Ezehay Ltd | Wholesale & retail | 2024 |
| F&M Fabrications Limited | Manufacturing | 2017 |
| F.H. Dixon (Builders) Limited | Construction | 1975 |
| F.W. House & Sons Limited | Wholesale & retail | 1986 |
| Facilities Management 4 U Limited | Construction | 2010 |
| Fairweathers Limited | Wholesale & retail | 2007 |
| Farhelm Limited | Real estate | 1992 |
| Farm Well UK Ltd | Agriculture & fishing | 2016 |
| Faversham Underwriting Limited | Financial services | 2013 |
| Favill Properties Ltd | Real estate | 2020 |
| Fdavis Ltd | Transport & logistics | 2024 |
| FDC Studio Ltd | Professional & scientific | 2009 |
| FDR Solutions Ltd | Health & social care | 2024 |
| FEA Commercial Services Ltd | Transport & logistics | 2018 |
| FEL Property Limited | Real estate | 2022 |
| Femfix Limited | Other services | 2025 |
| Fencing and Decking RCT Ltd | Wholesale & retail | 2018 |
| Final Piece Food Innovation Ltd | Hospitality | 2019 |