| Ealperseril Ltd | Other services | 2022 |
| Earlsfield Mortgages Limited | Financial services | 2023 |
| Earlybirth Company Limited | Health & social care | 2011 |
| Eastern Mountain Technologies & Services Ltd | Professional & scientific | 2009 |
| Easy FIX Car Body Repair Ltd | Wholesale & retail | 2015 |
| Eaton Place Belgravia Ltd | Households | 2023 |
| EAU EAU Ltd | Administrative & support | 2006 |
| EBM Accounting Limited | Professional & scientific | 2021 |
| EBT Maintenance Ltd | Information & communication | 1999 |
| EBW Gym Ltd | Arts & recreation | 2022 |
| EC Electronics Bidco Limited | Administrative & support | 2022 |
| EC Electronics Group Limited | Administrative & support | 2022 |
| EC Electronics Midco Limited | Administrative & support | 2022 |
| EC1 (Basingstoke) Limited | Manufacturing | 2001 |
| Ecalactic Ltd | Professional & scientific | 2026 |
| Echho Limited | Professional & scientific | 2026 |
| Echo Cabs Ltd | Transport & logistics | 2025 |
| Echological Ltd | Professional & scientific | 2024 |
| Eclipse Bar Ltd | Hospitality | 2025 |
| Eclipse Carpentry Ltd | Construction | 2018 |
| Eclipse Foot Clinic Ltd | Health & social care | 2011 |
| Eclipse Ventilation Ltd | Construction | 2011 |
| Eco Systems Electrical Limited | Manufacturing | 2022 |
| Ecologiclean Limited | Administrative & support | 2019 |
| Ecology & Habitat Management Limited | Professional & scientific | 2012 |
| Ecom Giant Retail Limited | Wholesale & retail | 2024 |
| Ecoquest Energy Limited | Professional & scientific | 2025 |
| Ecoset Ltd | Professional & scientific | 2022 |
| Ecostruction Limited | Professional & scientific | 2003 |
| Ecotrends Limited | Administrative & support | 2007 |
| Edan Education Ltd | Health & social care | 2021 |
| Edce Ltd | Information & communication | 2024 |
| Eddyfest Ltd | Arts & recreation | 2026 |
| Eden by Eden Ltd | Wholesale & retail | 2022 |
| Eden Computing Services and Solutions Limited | Professional & scientific | 2007 |
| Edge Smart Electrical Services Ltd | Construction | 2023 |
| EDI Fabric Limited | Information & communication | 2012 |
| Ediogenic Ltd | Wholesale & retail | 2025 |
| Edison Search (Holdings) Limited | Financial services | 2022 |
| Edison Search Limited | Administrative & support | 2021 |
| Edison Smart Limited | Administrative & support | 2023 |
| Edlura Ltd | Transport & logistics | 2018 |
| Edlurama Ltd | Transport & logistics | 2025 |
| Edmonds Sales Solutions Ltd | Professional & scientific | 2019 |
| EDO Foods Group Holding Limited | Manufacturing | 2025 |
| Eduspace C.I.C. | Information & communication | 2019 |
| Edward Rawlings Properties Limited | Real estate | 1963 |
| Edwards & Edwards Limited | Information & communication | 2012 |
| Ed’S Music Shed Ltd | Arts & recreation | 2023 |
| EEL Lake Properties Limited | Real estate | 2024 |
| Efes Barber (Farnborough) Ltd | Other services | 2020 |
| EFM Grounds Maintenance Ltd | Administrative & support | 2020 |
| Eforever Limited | Information & communication | 2017 |
| EG Sound Ltd | Health & social care | 2021 |
| Eimax Group Ltd | Information & communication | 2025 |
| EK Home Improvements Ltd | Construction | 2023 |
| EK Majestique Ltd | Health & social care | 2013 |
| EKM Global Limited | Information & communication | 2001 |
| EL Bigote Catering Ltd | Wholesale & retail | 2022 |
| EL Deah &Chay Ltd | Wholesale & retail | 2026 |
| El-Kholy Consulting Ltd | Wholesale & retail | 2019 |
| Elderberry Alterations Limited | Administrative & support | 2019 |
| Elec-Uk Ltd | Construction | 2019 |
| Electrical Mechanical Construction Services Ltd | Construction | 2024 |
| Electrical Partner Limited | Construction | 2024 |
| Electrical Steam & Mining Equipment Limited | Manufacturing | 1939 |
| Electricnezz Limited | Construction | 2018 |
| Electro Gate Automation Ltd | Construction | 2021 |
| Electro Ideas Ltd | Construction | 2023 |
| Elements Hair & Beauty Limited | Arts & recreation | 2007 |
| Elevating Health Ltd | Health & social care | 2025 |
| Eleven Oaks Limited | Manufacturing | 2021 |
| Eley Designs Ltd | Professional & scientific | 2018 |
| Elfi Says Communications Ltd | Education | 2025 |
| ELI Lilly and Company Limited | Manufacturing | 1934 |
| ELI Lilly Group Limited | Manufacturing | 1979 |
| ELI Lilly Group Pension Trustees Limited | Extraterritorial | 1979 |
| ELI Lilly Holding Company Limited | Manufacturing | 2001 |
| ELI Lilly Leasing Limited | Manufacturing | 1994 |
| Elis UK Limited | Administrative & support | 1928 |
| Elite Digital Appliances Ltd | Other services | 2006 |
| Elite Enterprise Solutions Limited | Wholesale & retail | 2025 |
| Elite Finish PS Ltd | Construction | 2021 |
| Elite Lofts Ltd | Construction | 2023 |
| Elite Luxury Ltd | Real estate | 2023 |
| Elite-Bodyworks Limited | Arts & recreation | 2014 |
| Ellahi Motors Limited | Wholesale & retail | 2015 |
| Elliot James Associates Limited | Professional & scientific | 2020 |
| Elliott Turbomachinery Limited | Manufacturing | 1987 |
| Ellis and Brown Electrical Ltd | Construction | 2019 |
| Ellis Cards Ltd | Administrative & support | 2017 |
| Ellis Interiors Ltd | Construction | 2026 |
| Ellurelondon Ltd | Wholesale & retail | 2026 |
| Elmedany Healthcare Ltd | Health & social care | 2016 |
| Elmgarth Property Ltd | Real estate | 2025 |
| Elmgarth Technical Limited | Information & communication | 2026 |
| ELV Transport Ltd | Transport & logistics | 2020 |
| Elwood Accountancy Limited | Professional & scientific | 2010 |
| Elysian Medical Aesthetics Ltd | Health & social care | 2024 |
| Elysianit Limited | Information & communication | 2014 |