| Ecco-Build S & a Limited | Construction | 2014 |
| ECE Property Investment Ltd | Real estate | 2026 |
| Echo Energy Solutions Ltd | Energy | 2022 |
| Echo Engineering Solutions Ltd | Construction | 2013 |
| Echogenix AI Limited | Wholesale & retail | 2025 |
| Ecig Factory Limited | Wholesale & retail | 2016 |
| Eco Action UK Ltd | Professional & scientific | 2023 |
| Eco Babe Day Nursery Limited | Health & social care | 2024 |
| Eco Boiler Grant Limited | Construction | 2023 |
| Eco Clear Consultancy Ltd | Professional & scientific | 2024 |
| Eco Friendly Lofts Ltd | Construction | 2024 |
| Eco Heat Sussex Ltd | Construction | 2010 |
| Eco Home & Garden Improvements Ltd | Construction | 2025 |
| Eco Home Network Ltd | Professional & scientific | 2018 |
| Eco Innovative Packaging Limited | Administrative & support | 2021 |
| Eco Maintenance Ltd | Construction | 2024 |
| Eco Offset Ltd | Professional & scientific | 2020 |
| Eco Plumbing & Heating Solutions Ltd | Construction | 2024 |
| Eco Roofers Ltd | Construction | 2024 |
| Eco TEL Ltd | Wholesale & retail | 2025 |
| ECO4 Energy Solutions Ltd | Construction | 2022 |
| Ecobelt Ltd | Manufacturing | 2022 |
| Ecoenergen Ltd | Professional & scientific | 2024 |
| Ecomextrix Ltd | Wholesale & retail | 2025 |
| Ecommerace Global Ltd | Wholesale & retail | 2026 |
| Ecomole Ltd. | Administrative & support | 2015 |
| Econo Packaging Ltd | Wholesale & retail | 2016 |
| Ecosolution Properties Ltd | Real estate | 2024 |
| Ecospark Commercial Cleaning Services Manchester Ltd | Administrative & support | 2026 |
| Ecostar Consultancy Limited | Other services | 2016 |
| ECS Oldham Limited | Hospitality | 2024 |
| Edamy Ltd | Hospitality | 2000 |
| Edara’S Plaka Ltd | Hospitality | 2018 |
| EDC Seacole's Oldham Ltd | Hospitality | 2024 |
| Eddoo Ltd | Professional & scientific | 2025 |
| Edelle Accountants and Advisors Ltd | Professional & scientific | 2026 |
| Edelle Accountants and Tax Consultants Ltd | Professional & scientific | 2019 |
| Eden Furniture Limited | Professional & scientific | 1997 |
| Eden Place RTM Company Ltd | Households | 2025 |
| Eden Property Holdings Ltd | Real estate | 2019 |
| Edenfield Enterprises Ltd | Hospitality | 2018 |
| Edge 360 Engagement CIC | Health & social care | 2020 |
| Edge Bespoke Joinery Ltd | Manufacturing | 2025 |
| Edge Cable SMC Private Limited | Manufacturing | 2025 |
| Edge Cables SMC Private Limited | Manufacturing | 2025 |
| Edge to Edge Group Ltd | Financial services | 2025 |
| Edgehill Ceramics Limited | Manufacturing | 2015 |
| Edgehillshomes Ltd | Hospitality | 2025 |
| Edgemont Projects Limited | Construction | 2016 |
| Edgeton Solutions Limited | Manufacturing | 2015 |
| EDI Property Solutions Ltd | Construction | 2025 |
| Edison Property (NW) Limited | Real estate | 2023 |
| Ediston Ltd | Health & social care | 2021 |
| Edmondson Lifting Limited | Manufacturing | 2012 |
| Edmund Locard Limited | Administrative & support | 2013 |
| Edopop Sushi Limited | Hospitality | 2026 |
| Edowise Services Ltd | Other services | 2017 |
| EDR Landscape Management Solutions Ltd | Administrative & support | 2019 |
| EDR Landscapes Franchising Limited | Administrative & support | 2023 |
| Edra Ltd | Wholesale & retail | 2024 |
| Edrtt Holdings Limited | Professional & scientific | 2016 |
| EDU Training Centre Ltd | Education | 2011 |
| Eduba Services Ltd | Wholesale & retail | 2026 |
| Edubloom Leanring Limited | Education | 2025 |
| Educated Smiles Ltd | Health & social care | 2024 |
| Education and Inclusion Consultancy Ltd | Education | 2026 |
| Education Finance Consultancy Limited | Professional & scientific | 2013 |
| Education Online Limited | Education | 2010 |
| EDUCATION4CHILDREN Limited | Education | 2025 |
| Eduqual Assessment Limited | Education | 2024 |
| Eduside Limited | Education | 2022 |
| Edward Harris Ltd | Professional & scientific | 2024 |
| Edward John Fulton Limited | Construction | 2020 |
| Edwardjamesvehiclesolutions Ltd | Wholesale & retail | 2015 |
| Edwards Restoration Ltd | Construction | 2021 |
| Edwards Veeder (UK) Limited | Professional & scientific | 2012 |
| Edwards Veeder Financial Services Limited | Financial services | 2012 |
| Edwards Veeder Holdings Limited | Financial services | 2025 |
| EEA Marketing Limited | Professional & scientific | 2019 |
| EEN Driving School Limited | Education | 2024 |
| Eesofia Holding Limited | Financial services | 2025 |
| Eezee HR Ltd | Professional & scientific | 2022 |
| Efbouras Ltd | Health & social care | 2016 |
| Egerton Aprtments Limited | Construction | 2023 |
| Egfo Limited | Health & social care | 2025 |
| Eghe Care Ltd | Health & social care | 2021 |
| EGO Brands Limited | Wholesale & retail | 2018 |
| Egwases Limited | Transport & logistics | 2018 |
| EHA Motorsport Ltd | Wholesale & retail | 2024 |
| Ehilary Community Care Ltd | Health & social care | 2026 |
| Ehzzaz Limited | Financial services | 2023 |
| EIN Properties Ltd | Real estate | 2026 |
| Eira Beauty Studio Ltd | Other services | 2025 |
| Ejar Consulting Ltd | Professional & scientific | 2023 |
| Ejet Ltd | Transport & logistics | 2020 |
| Ejms Marketing Ltd | Information & communication | 2019 |
| EK Health Care Ltd | Real estate | 2014 |
| EKA 2004 CIC | Education | 2024 |
| Ekwuotosi Kitchen Ltd | Hospitality | 2022 |
| EL Carnero Ltd | Hospitality | 2025 |