| Evexa Property Management Limited | Real estate | 2020 |
| EVM Strategies Ltd | Professional & scientific | 2025 |
| EVO Construction Solutions Ltd | Construction | 2025 |
| Evobreak Ltd | Wholesale & retail | 2025 |
| Evolution Fitness (Essex) Ltd | Arts & recreation | 2009 |
| Evolution Foundation College Limited | Other services | 2013 |
| Evolution Risk Group Limited | Financial services | 2018 |
| Evolva Ltd | Professional & scientific | 2021 |
| Evolve Office Limited | Wholesale & retail | 2009 |
| Evolve Property Consultants Limited | Real estate | 2006 |
| Evolve Youth Academy C.I.C. | Education | 2017 |
| Ewals Cargo Care Limited | Transport & logistics | 1984 |
| EX Natura Ltd | Manufacturing | 2021 |
| Exacom Systems Ltd | Information & communication | 2010 |
| Excel Business Consortium Limited | Administrative & support | 2012 |
| Excel Family Care Limited | Health & social care | 2026 |
| Excel Students Ltd | Real estate | 2023 |
| Excelacity Ltd | Information & communication | 2017 |
| Excolo Solutions Limited | Professional & scientific | 2013 |
| Execsec Assist Ltd | Administrative & support | 2026 |
| Exhale at Home Ltd | Wholesale & retail | 2023 |
| Exhale Beauty Therapy Ltd | Other services | 2023 |
| Exotic Seascapes Ltd | Professional & scientific | 2016 |
| Expansion Properties Limited | Real estate | 2016 |
| Expansion Properties UK1 Limited | Financial services | 2017 |
| Expansion Properties UK2 Limited | Real estate | 2019 |
| Expansion Properties UK3 Limited | Real estate | 2022 |
| Expedient Group Limited | Administrative & support | 2021 |
| Expedite Solutions Limited | Information & communication | 2007 |
| Expeditions International Limited | Administrative & support | 2020 |
| Experience Mapbook Ltd | Information & communication | 2026 |
| Experience Training Ltd | Education | 2015 |
| Experiential Ltd | Professional & scientific | 2015 |
| Expert Cooling Solutions Ltd | Construction | 2026 |
| Expert Plumbing Services Limited | Construction | 2009 |
| Exposure Management & Pricing Solutions Ltd | Financial services | 2023 |
| Express Appliances (Midlands) Limited | Administrative & support | 2024 |
| Express Appliances Limited | Administrative & support | 2015 |
| Express Environmental Surveys Ltd | Construction | 2022 |
| Express Paye Services Ltd | Administrative & support | 2020 |
| Exquisite Gaming Limited | Wholesale & retail | 2014 |
| Exquisite Homes (Cambridge) Limited | Real estate | 2022 |
| Exquisite Homes Limited | Real estate | 2017 |
| Exrae Ltd | Information & communication | 2023 |
| Extend Build Renovate Ltd | Construction | 2026 |
| Extended Space Ltd | Construction | 2015 |
| Extending Opportunities C.I.C. | Other services | 2020 |
| Extension Solutions Essex Limited | Construction | 2019 |
| Extra Care Limited | Health & social care | 2022 |
| Extreme 4X4 Ltd | Wholesale & retail | 2009 |
| Eyve Ltd | Wholesale & retail | 2020 |
| EZE Move Ltd | Households | 2009 |
| EZE Property Solutions Ltd | Real estate | 2009 |
| EZE Waste Ltd | Water & waste | 2024 |
| Ezemove Relocation Services CIC | Water & waste | 2000 |
| EZEORO1 Ltd | Construction | 2025 |
| F J Gothard & Co Limited | Professional & scientific | 2015 |
| F L B Plant Hire Limited | Construction | 2002 |
| F Munoz Prop Ltd | Financial services | 2019 |
| F&A Talent Ltd | Professional & scientific | 2024 |
| F&E Trading Ltd | Hospitality | 2025 |
| F&I Health Ltd | Health & social care | 2021 |
| F&J Consults Limited | Health & social care | 2016 |
| F.A. Dani Construction Ltd | Construction | 2021 |
| F.A.L. Consulting Ltd | Professional & scientific | 2025 |
| F.B.Motors Limited | Real estate | 1939 |
| F.E.L. Electrical Holdings Limited | Financial services | 1994 |
| F.M.C Recovery Ltd | Water & waste | 2020 |
| F.Y.L. Limited | Real estate | 2000 |
| FA Homes Limited | Real estate | 2025 |
| Fab-Tek Engineering Ltd | Professional & scientific | 2023 |
| Faber Artifex Limited | Construction | 2015 |
| Faber Bespoke Limited | Construction | 2018 |
| Fabiha Khan Ltd | Transport & logistics | 2019 |
| Fablook Ltd | Other services | 2023 |
| Fabmeals Ltd | Hospitality | 2024 |
| Fabos Property Ltd | Real estate | 2020 |
| Fabric Visuals Ltd | Wholesale & retail | 2019 |
| Facadexs UK Ltd | Construction | 2004 |
| Face Fairies Limited | Extraterritorial | 2012 |
| Facial Excellence Ltd | Health & social care | 2019 |
| Facilities Realisations Limited | Administrative & support | 2016 |
| Factorytrax Construction Ltd | Construction | 2021 |
| Fadcom Health Care Ltd | Health & social care | 2020 |
| Fademal Ltd | Other services | 2019 |
| Fahad Empire Limited | Wholesale & retail | 2025 |
| Fahrinurayproperty Limited | Households | 2025 |
| Fair and Square Homes Ltd | Real estate | 2025 |
| Fairey Associates Limited | Financial services | 2008 |
| Fairfields Farm Holding Company Limited | Financial services | 2026 |
| Fairfields Farm Produce Limited | Manufacturing | 2014 |
| Fairfields Farming Company Limited | Agriculture & fishing | 2009 |
| Fairfields Feedstock Limited | Agriculture & fishing | 2015 |
| Fairfunds Technology Ltd | Information & communication | 2023 |
| Fairgray Consulting Ltd | Professional & scientific | 2015 |
| Fairgrove Vineyard Limited | Agriculture & fishing | 2026 |
| Fairhaven Court Limited | Real estate | 1990 |
| Fairlop House Ltd | Wholesale & retail | 2023 |
| Fairmont Consulting Ltd | Financial services | 2022 |
| Fairstead Electrical Limited | Construction | 2016 |