| Ecommerce Hive Ltd | Wholesale & retail | 2024 |
| Ecommerce Revolt Limited | Information & communication | 2023 |
| Ecommerce Wipes Ltd | Wholesale & retail | 2025 |
| Ecomorahub Ltd | Wholesale & retail | 2025 |
| Ecomrain Ltd | Wholesale & retail | 2020 |
| Ecomrax Ltd | Professional & scientific | 2026 |
| Ecomsol Ltd | Wholesale & retail | 2025 |
| Ecomstrategix Limited | Wholesale & retail | 2025 |
| Ecomtwist Ltd | Wholesale & retail | 2023 |
| Ecomverge Ltd | Wholesale & retail | 2025 |
| Ecomvizzay Ltd | Wholesale & retail | 2025 |
| Econa (Bilston) Limited | Professional & scientific | 1967 |
| Econet Corporate Group Limited | Real estate | 2022 |
| Econexon Solutions Ltd | Construction | 2025 |
| Econker.Com Limited | Information & communication | 2011 |
| Economic Intellect Ltd | Education | 2020 |
| Economical Housing Ltd | Real estate | 2023 |
| Economical Ltd | Wholesale & retail | 2019 |
| Economicswise Ltd | Wholesale & retail | 2024 |
| Economy Busters Ltd | Administrative & support | 2011 |
| Econova Franchiise Limited | Information & communication | 2017 |
| Econshopuk Ltd | Wholesale & retail | 2025 |
| Ecooldeals Service Ltd | Transport & logistics | 2017 |
| Ecopadi UK Ltd | Wholesale & retail | 2026 |
| Ecopallets Ltd | Manufacturing | 2026 |
| Ecoplex Ltd | Information & communication | 2022 |
| Ecoprocess Analytica Ltd | Manufacturing | 2024 |
| Ecopulse Utilities Ltd | Administrative & support | 2023 |
| Ecor Ltd | Professional & scientific | 2011 |
| Ecorise Technologies Ltd | Professional & scientific | 2024 |
| Ecoscope Energy Solutions Ltd | Construction | 2024 |
| Ecoshift Limited | Construction | 2024 |
| Ecosmart Environment Ltd | Construction | 2024 |
| Ecosmart FIX Ltd | Construction | 2025 |
| Ecospire Limited | Construction | 2025 |
| Ecosystems IT Limited | Information & communication | 2025 |
| Ecotech Building Solutions Ltd | Construction | 2016 |
| Ecotech Group Limited | Construction | 2017 |
| Ecotech Mechanical & Electrical Solutions Ltd | Construction | 2017 |
| Ecotrade Goods Limited | Wholesale & retail | 2024 |
| Ecoviable Ltd | Wholesale & retail | 2020 |
| Ecovogue Studio Ltd | Manufacturing | 2025 |
| Ecowellness Health Management Limited | Administrative & support | 2009 |
| Ecowood Composites Ltd | Wholesale & retail | 2025 |
| Ecowork Global Ltd | Information & communication | 2024 |
| Ecpl Law Ltd | Professional & scientific | 2024 |
| ECR Birmingham Ltd | Wholesale & retail | 2025 |
| Ecron Management Ltd | Administrative & support | 2016 |
| ECS Production Group Ltd | Administrative & support | 2025 |
| ECU Calibrations (Birmingham) Limited | Wholesale & retail | 2024 |
| Ecuts Ltd | Other services | 2022 |
| ECX Auto Marketing Ltd | Administrative & support | 2026 |
| Eczemali Limited | Health & social care | 2026 |
| ED - UK Builders Limited | Construction | 2019 |
| ED CARE@157 Limited | Health & social care | 2015 |
| ED Electrical Ltd | Construction | 2020 |
| ED Medical Limited | Health & social care | 2013 |
| ED Prime Ltd | Education | 2019 |
| Ed's Easy Diner Limited | Extraterritorial | 1987 |
| Ed's Electrical & Building Services Ltd | Construction | 2018 |
| ED3 Global Ltd | Real estate | 2025 |
| EDA Property Solutions Limited | Real estate | 2024 |
| Edale Springs LLP | | 2018 |
| Edam Group Limited | Administrative & support | 2008 |
| Edan Support Academy Limited | Professional & scientific | 2025 |
| Edanpower Ltd | Administrative & support | 2012 |
| Edanscaffolding Limited | Construction | 2023 |
| Edansupport Limited | Health & social care | 2018 |
| Edas Foundation | Administrative & support | 2001 |
| EDC (Esprit DE Corps) Ltd | Professional & scientific | 2017 |
| EDC 1 Ltd | Administrative & support | 2025 |
| Edcare Ltd | Health & social care | 2019 |
| Edco Eindhoven UK Limited | Wholesale & retail | 2010 |
| Edcon Business Solutions Ltd | Administrative & support | 2014 |
| Edcy Group Ltd | Financial services | 2025 |
| Edcy SA Properties Ltd | Hospitality | 2025 |
| Edda Boutique Limited | Wholesale & retail | 2025 |
| Eddie (NW) Ltd | Hospitality | 2010 |
| Eddie Perkins Event Services Ltd | Other services | 2018 |
| Edelweiss (Europe) Ltd | Extraterritorial | 2013 |
| Edem Holding Limited | Real estate | 2025 |
| Eden & Co Housing Ltd | Hospitality | 2025 |
| Eden Adaptions Limited | Construction | 2009 |
| Eden Aesthetics & Wellness Ltd | Health & social care | 2025 |
| Eden Brum Ltd | Wholesale & retail | 2025 |
| Eden Build Ltd | Construction | 2011 |
| Eden Building Contractors Ltd | Construction | 2024 |
| Eden Building Safety Limited | Administrative & support | 2026 |
| Eden Companionship Limited | Health & social care | 2018 |
| Eden Counselling & Psychotherapy Limited | Health & social care | 2026 |
| Eden Day Centre Limited | Public administration | 2020 |
| Eden Design Studio Ltd | Manufacturing | 2025 |
| Eden Destiny Driven Flowers Ltd | Agriculture & fishing | 2009 |
| Eden Energy Partners Ltd | Construction | 2025 |
| Eden Enterprises (2007) Ltd | Hospitality | 2007 |
| Eden Estate (Worldwide) Limited | Real estate | 2003 |
| Eden Foundation | Education | 2010 |
| Eden G Ltd | Transport & logistics | 2025 |
| Eden Gardens (Rowley Regis) RTM Company Limited | Households | 2009 |
| Eden Group (West Midlands) Ltd | Other services | 2021 |