| Eama Green Capital Ltd | Administrative & support | 2022 |
| EAP Technology Limited | Information & communication | 2026 |
| EAR 2 Hear Ltd | Health & social care | 2021 |
| Early ABA Academy Ltd | Education | 2025 |
| Early Educators Montessori Limited | Education | 2017 |
| Early Morning Tuition Ltd | Education | 2011 |
| EAS Accountancy Ltd | Professional & scientific | 2021 |
| Easilearn Ltd | Education | 2022 |
| Easimed Limited | Health & social care | 2021 |
| Easitalent Limited | Administrative & support | 2025 |
| Easiwipes Limited | Administrative & support | 2012 |
| East 6 Ltd | Real estate | 2021 |
| East Basildon PCN Limited | Health & social care | 2021 |
| East Brooke Limited | Real estate | 2004 |
| East Coast Rail Ltd | Construction | 2023 |
| East Land & Construction Ltd | Construction | 2020 |
| East London Electrical Ltd | Construction | 2014 |
| East London Furniture Ltd | Wholesale & retail | 2024 |
| East London Law Centre | Professional & scientific | 2006 |
| East London Maintenance Ltd | Households | 2025 |
| East London Meat Ltd | Wholesale & retail | 2019 |
| East London Property Maintenance Ltd | Construction | 2020 |
| East London Radio C.I.C. | Information & communication | 2013 |
| East London Radio Services Limited | Information & communication | 2016 |
| East London Removals & Wardrobes Ltd | Transport & logistics | 2025 |
| East Road 1960 Limited | Extraterritorial | 2014 |
| East Side Recruitment Ltd | Administrative & support | 2026 |
| East Suffolk Investments Limited | Financial services | 2019 |
| East Thames Signs Ltd | Manufacturing | 2006 |
| East Thames Site Maintenance Services Ltd | Construction | 2022 |
| East Valley Block Management Ltd | Real estate | 2025 |
| East Valley Medical Services Ltd | Health & social care | 2025 |
| East Valley Properties Ltd | Real estate | 2019 |
| East Ventures Limited | Other services | 2005 |
| East West JV Limited | Real estate | 2022 |
| East West Property Management Ltd | Real estate | 2022 |
| East-Nord Logistics Ltd | Transport & logistics | 2018 |
| Eastberry Education Group Limited | Education | 2025 |
| Eastberry Properties Limited | Real estate | 2020 |
| Eastberry Technologies Limited | Information & communication | 2020 |
| Eastend Roofing & Structure Ltd | Construction | 2020 |
| Eastend Windows Co. Ltd | Construction | 2020 |
| Eastern Cladding Solutions Ltd | Construction | 2021 |
| Eastern Gases Limited | Wholesale & retail | 2009 |
| Eastern Mangal Limited | Hospitality | 2022 |
| Eastern Suburbs Estates Limited | Real estate | 1930 |
| Eastgate Retail Ltd | Wholesale & retail | 2026 |
| Eastside Roadhouse Grill Ltd | Hospitality | 2021 |
| Eastsnow Estates Ltd | Real estate | 2008 |
| Eaststone Property Group Limited | Real estate | 2026 |
| Eastway Building & Maintenance Limited | Construction | 2001 |
| Eastwest Cuisines(Uk) Ltd | Hospitality | 2018 |
| Eastwood I - Support & Care Ltd | Health & social care | 2018 |
| Eastwood Investment Group Holdings Limited | Real estate | 2022 |
| Eastwood Investment Group Limited | Professional & scientific | 2016 |
| Eastwood Property Investments Ltd | Real estate | 2003 |
| Eastwood Strategic Land Limited | Real estate | 2019 |
| Easy 4 Drive Limited | Transport & logistics | 2017 |
| Easy Antalya Transfer Ltd | Professional & scientific | 2026 |
| Easy Care Services London Ltd | Health & social care | 2023 |
| Easy Cartz Ltd | Wholesale & retail | 2025 |
| Easy Construction London Ltd | Construction | 2024 |
| Easy Grab Go Ltd | Wholesale & retail | 2025 |
| Easy Grab Holding UK Limited | Financial services | 2025 |
| Easy Management of Aggression Limited | Education | 2003 |
| Easy Payement Limited | Financial services | 2017 |
| Easy Plans Design and Build Ltd | Professional & scientific | 2020 |
| Easy Ride Ltd | Wholesale & retail | 2023 |
| Easy Tax Solutions Limited | Professional & scientific | 2014 |
| EASY2BUY UK Ltd | Wholesale & retail | 2024 |
| Easycars(Lon) Ltd | Wholesale & retail | 2022 |
| Easydrive Auto Ltd | Wholesale & retail | 2025 |
| Easyhvac Ltd | Construction | 2024 |
| Easyrevenuesolutions Ltd | Hospitality | 2019 |
| Eaton Rise Investments Ltd | Real estate | 2025 |
| EB Concept Limited | Construction | 2025 |
| EBG Mechanical Ltd | Construction | 2024 |
| Ebizmax Limited | Wholesale & retail | 2025 |
| EBK Construction Ltd | Construction | 2024 |
| EBM Office Centre Limited | Administrative & support | 1950 |
| EBO Star Barber Ltd | Other services | 2025 |
| Ebor Services Ltd | Professional & scientific | 2017 |
| EBS Industrial Safety Netting Limited | Construction | 2015 |
| Ebuyandsave Ltd | Other services | 2007 |
| EC Coaching Limited | Arts & recreation | 2021 |
| EC Medicare Limited | Health & social care | 2013 |
| EC Trans Ltd | Transport & logistics | 2025 |
| EC2Y Commercial Limited | Real estate | 2025 |
| Ecarg Financial Solutions Ltd. | Financial services | 2014 |
| Ecaterina Construction Ltd | Construction | 2020 |
| Eccentric One Ltd | Wholesale & retail | 2022 |
| Ecco Konstruct Limited | Construction | 2024 |
| Echo Chain Ltd | Information & communication | 2025 |
| Echo HUG Ltd | Information & communication | 2025 |
| Echocorp Ltd | Administrative & support | 2024 |
| Echosphere Ltd | Construction | 2024 |
| Eco Green Wallet Ltd | Wholesale & retail | 2026 |
| Eco Plus Systems Ltd | Construction | 2022 |
| Eco Repair Services Limited | Other services | 2025 |
| Eco Rise UK Ltd | Construction | 2026 |