| Eco Data Soft Limited | Information & communication | 2018 |
| Eco Energize Ltd | Professional & scientific | 2025 |
| Eco Grants Blackburn Ltd | Construction | 2020 |
| Eco Grants UK Ltd | Construction | 2018 |
| Eco Green Plumbing Ltd | Construction | 2023 |
| Eco Heat Installations Ltd | Wholesale & retail | 2019 |
| Eco Heating & Electric Limited | Construction | 2023 |
| Eco Luxe Homes Ltd | Construction | 2020 |
| Eco Plus Solutions Ltd | Other services | 2018 |
| Eco-Chic Fabrics Limited | Wholesale & retail | 2025 |
| ECO4VITAL Ltd | Construction | 2024 |
| Ecocarbon Solutions Limited | Construction | 2023 |
| Ecoclean Management Ltd | Administrative & support | 2026 |
| Ecoelec NW Ltd | Construction | 2022 |
| Ecologic Group Ltd | Energy | 2022 |
| Ecom Global Investment Ltd | Wholesale & retail | 2024 |
| Ecom Shin Ltd | Wholesale & retail | 2025 |
| Ecomaze Ltd | Wholesale & retail | 2025 |
| Ecompli (UK) Limited | Professional & scientific | 2008 |
| Ecoplast Ltd | Manufacturing | 2022 |
| Ecoswitch Electrical Ltd | Construction | 2023 |
| Ecotech Buildings Ltd | Information & communication | 2023 |
| Ecowise Hub Ltd | Construction | 2022 |
| ECS Limited | Administrative & support | 2006 |
| Eddie Tomlinson & Sons Ltd | Transport & logistics | 2018 |
| Eden Care Limited | Health & social care | 2018 |
| Eden Field Farm (Lydiate) Ltd | Agriculture & fishing | 2023 |
| Eden Medical Services Ltd | Health & social care | 2024 |
| Eden Payroll Solutions Limited | Administrative & support | 2021 |
| Eden Place Care Home Ltd | Financial services | 2019 |
| Eden Tuition UK Ltd | Education | 2016 |
| Eden Valley Estates Limited | Households | 2022 |
| Eden Valley Holding Company Ltd | Financial services | 2025 |
| Eden's Tutors Ltd | Education | 2023 |
| Edge Growth Management Limited | Professional & scientific | 2019 |
| Edge Mere Properties Ltd | Real estate | 2021 |
| Edge's Limited | Wholesale & retail | 1937 |
| Edges Investments Ltd | Real estate | 2026 |
| EDH Properties Limited | Households | 2021 |
| EDI Managed Services Ltd | Information & communication | 2023 |
| Edibloo Foods Ltd | Manufacturing | 2022 |
| Edmonstone Esco Limited | Energy | 2025 |
| Edocuments Limited | Administrative & support | 2001 |
| Edsim Limited | Information & communication | 2015 |
| Education Financial Solutions Limited | Education | 2014 |
| Education Partnership Trust | Education | 2012 |
| Educational Printing Services Limited | Manufacturing | 1975 |
| EDUCATIONALPSYCHOLOGY4ALL Ltd | Education | 2024 |
| Educato Limited | Administrative & support | 2025 |
| Educore Academy Ltd. | Education | 2019 |
| Edugeek Limited | Information & communication | 2009 |
| Edward P Carlson Limited | Professional & scientific | 2010 |
| Edward Taylor Holdings Limited | Financial services | 2022 |
| Edward Taylor Textiles Ltd | Manufacturing | 2011 |
| Eesa Ltd | Other services | 2022 |
| EEXPORT19 Ltd | Wholesale & retail | 2024 |
| Eezicalc Ltd | Information & communication | 2026 |
| Efes Wholesale Ltd | Wholesale & retail | 2026 |
| Efunnugagroup Ltd | Construction | 2024 |
| EG Business Services Ltd | Wholesale & retail | 2022 |
| EG Imports Ltd | Administrative & support | 2020 |
| EG on the Move 2 Limited | Wholesale & retail | 2006 |
| EG on the Move Limited | Wholesale & retail | 2023 |
| EG Property Limited | Real estate | 2023 |
| EG Retail Services Limited | Wholesale & retail | 2022 |
| Egmont Land Ltd | Real estate | 2021 |
| EGO Inc Limited | Wholesale & retail | 2020 |
| Egress Engineering Limited | Professional & scientific | 2025 |
| Eharbor Ltd | Wholesale & retail | 2025 |
| Ehsanmedics Limited | Health & social care | 2010 |
| EI Contracting Ltd | Construction | 2018 |
| EIA Solutions Ltd | Other services | 2024 |
| Eight & Co Ltd | Real estate | 2013 |
| Eight at Gazegill Limited | Hospitality | 2023 |
| Eilaaf Logistics Ltd | Other services | 2025 |
| Einstein Bidco Limited | Administrative & support | 2025 |
| Einstein Midco Limited | Administrative & support | 2025 |
| Eissa Estates Limited | Real estate | 2020 |
| EK Performance Ltd | Wholesale & retail | 2023 |
| Ekjr & Co Limited | Financial services | 2019 |
| EL Casa Properties Limited | Health & social care | 2022 |
| EL Mundo Ltd | Wholesale & retail | 2022 |
| Elaf Cuisine Ltd | Hospitality | 2023 |
| ELB Holdings Limited | Professional & scientific | 2008 |
| ELB Media Limited | Professional & scientific | 2019 |
| Elderbrock Limited | Professional & scientific | 2022 |
| Eldercare (UK) Ltd. | Administrative & support | 1987 |
| Eldion Holdings Limited | Financial services | 2010 |
| Electric Thirteen Ltd | Arts & recreation | 2018 |
| Electrical Northwest Ltd | Construction | 2023 |
| Electro Emporium Ltd | Wholesale & retail | 2025 |
| Elektra Healthcare Ltd | Professional & scientific | 2020 |
| Elemnt Holdings Ltd | Real estate | 2025 |
| Elevare Solutions Limited | Information & communication | 2025 |
| Elevate Developments NW Limited | Real estate | 2025 |
| Elevate Interactive Ltd | Information & communication | 2026 |
| Elevate Property Developments (North West) Limited | Construction | 2025 |
| Elgra Furniture Consultants Ltd | Professional & scientific | 2016 |
| Elht&Me Trading Limited | Wholesale & retail | 2024 |
| Elia 313 Limited | Wholesale & retail | 2024 |