| Edge Consultancy Limited | Professional & scientific | 2022 |
| EDUARD2016 Limited | Transport & logistics | 2016 |
| EE Property Developments Ltd | Construction | 2025 |
| EF ZIN 7 Ltd | Information & communication | 2023 |
| Eidetic Electrical Limited | Construction | 2025 |
| Ekene Kare Limited | Health & social care | 2014 |
| Elakky Ventures Limited | Education | 2024 |
| Eland Fountain Ltd | Health & social care | 2023 |
| Eldercare Incorporation Ltd | Other services | 2004 |
| Electric Car Charging Group Limited | Construction | 2020 |
| Elegance Curtains & Blinds Limited | Wholesale & retail | 2006 |
| Elimer Homes Ltd | Financial services | 2019 |
| Elite Car Parking Limited | Administrative & support | 2012 |
| Elite Car Parking Management Limited | Administrative & support | 2013 |
| Elite Electrical Services (South East) Ltd | Construction | 2024 |
| Elite Plumbing Supplies Ltd | Wholesale & retail | 2024 |
| Elixir-Au Holdings PVT Ltd | Administrative & support | 2022 |
| Ellie Close 1962 Limited | Extraterritorial | 2014 |
| Elliott Mortlock Busby & Co Limited | Professional & scientific | 2012 |
| Elms Heating & Plumbing Limited | Construction | 2014 |
| Eminence Savance Ltd | Health & social care | 2025 |
| Emitt Limited | Information & communication | 2025 |
| Empower Eco Renewables Limited | Construction | 2023 |
| Enviroshield Services Holdings Limited | Financial services | 2024 |
| Enviroshield Services Limited | Construction | 2008 |
| EQ50 Digital Limited | Professional & scientific | 2023 |
| Equinox Investments Group Ltd | Real estate | 2023 |
| Ered Property Management Ltd | Real estate | 2024 |
| ERI B Ltd | Construction | 2022 |
| Essex Cable Contracts Ltd | Construction | 2018 |
| Essex Clean Co Ltd | Manufacturing | 2026 |
| Essex Construction Solutions Ltd | Construction | 2020 |
| Essex Hygiene Ltd | Health & social care | 2025 |
| Essex Medical SOC Clinical Services Ltd | Health & social care | 2024 |
| Essex Pool Supplies Ltd | Construction | 2024 |
| Essex Solar & Battery Storage Limited | Construction | 2024 |
| Essex, London & Kent Pest Control Ltd | Administrative & support | 2025 |
| Essexwetrooms Ltd | Extraterritorial | 2024 |
| Eterna Digital Ltd | Professional & scientific | 2026 |
| Eternal Pet Cremations Ltd | Other services | 2026 |
| Etrc Bar and Venue Limited | Hospitality | 2024 |
| Europe Towing & Transport Ltd | Transport & logistics | 2026 |
| EV Component Sales Limited | Manufacturing | 2023 |
| Eversus Property Management Ltd | Households | 2025 |
| Every Segment Ltd | Professional & scientific | 2025 |
| Extensions by GH Ltd | Other services | 2026 |
| Extreme Commissioning Services Limited | Construction | 2015 |
| EZ UP UK Limited | Administrative & support | 2014 |
| EZX Ltd | Information & communication | 2023 |
| Fallon Stocker Ltd | Arts & recreation | 2025 |
| Faxon Security Limited | Administrative & support | 2022 |
| FDS Estate Planning Limited | Other services | 2025 |
| FDS Property Investments Ltd | Professional & scientific | 2025 |
| Fervid Services Ltd | Professional & scientific | 2014 |
| Fidan Capital Management Limited | Financial services | 2018 |
| Fidato Services Limited | Construction | 2013 |
| Fidelity Mortgages Ltd | Financial services | 2017 |
| Field and Focus Limited | Information & communication | 2001 |
| Fineline Sealants Limited | Construction | 2013 |
| Finesse Installations Limited | Construction | 2008 |
| Finesse Taping and Jointing Ltd | Construction | 2015 |
| Finsbury Financial Management Limited | Financial services | 2023 |
| First Car Deals Ltd | Wholesale & retail | 2025 |
| First Help Solutions Ltd | Households | 2018 |
| First Stop Tyre Limited | Wholesale & retail | 2019 |
| Flat Four Performance Ltd | Manufacturing | 2021 |
| Fleetwood Building and Maintenance Limited | Construction | 2001 |
| Fletcher & Hall Limited | Construction | 2016 |
| Fletcher & Hall Property Limited | Real estate | 2021 |
| Flexible Storage Ltd | Transport & logistics | 2002 |
| Floorbowl Limited | Construction | 2007 |
| Floorlab Ltd | Construction | 2025 |
| Flynn Rigging Ltd | Construction | 2021 |
| Flystar Media Ltd | Information & communication | 2018 |
| FOR U Tuition Service Ltd | Education | 2022 |
| Fortunes Gate Care Limited | Hospitality | 2020 |
| Fountain Safety Consultancy Ltd | Professional & scientific | 2019 |
| FOX Traffic H&Cs Ltd | Construction | 2024 |
| FPB Contracts Limited | Professional & scientific | 2024 |
| Frankie Decon Supply Ltd | Health & social care | 2022 |
| Freight Specialist UK Ltd | Transport & logistics | 2023 |
| Friends of Hardie Park Ltd | Health & social care | 2016 |
| Front Line Flooring Ltd | Construction | 2025 |
| FRS Haulage Limited | Transport & logistics | 2021 |
| FRS Storage Limited | Transport & logistics | 2025 |
| FTI Contracts Limited | Construction | 2020 |
| Funeral Match Ltd | Administrative & support | 2026 |
| Future Academy and Consulting Ltd | Education | 2020 |
| Future Discovery Ltd | Transport & logistics | 2016 |
| Future Lift Services Ltd | Manufacturing | 2020 |
| Fyseprops Ltd | Real estate | 2025 |
| G D Cowcher Limited | Construction | 2013 |
| G.D.T. Ltd | Information & communication | 2006 |
| G@Shen Ltd | Professional & scientific | 2020 |
| Game to Love Ltd | Information & communication | 2022 |
| Gamma Asset Services Limited | Professional & scientific | 2015 |
| GAP Consulting Services Limited | Administrative & support | 2019 |
| Garretts Plumb & GAS Services Ltd | Construction | 2023 |
| Gateway Pest Control Ltd | Administrative & support | 2023 |
| GAZI27 Limited | Hospitality | 2025 |