| Eastmere Paddocks Limited | Financial services | 2024 |
| Eastmere Paddocks Properties LLP | | 2026 |
| Eastwoodfit Ltd | Arts & recreation | 2021 |
| Easy ALM Limited | Professional & scientific | 2022 |
| Easy Pack Automation Limited | Wholesale & retail | 2018 |
| Easy Pack Haylage Limited | Agriculture & fishing | 2009 |
| Easyplan Ltd | Other services | 2026 |
| Eating Therapy Limited | Health & social care | 2013 |
| Eaves & Gables Mortgages Limited | Financial services | 2025 |
| EB Chef Services Ltd. | Transport & logistics | 2017 |
| Ebad Spice Ltd | Hospitality | 2026 |
| Ebberly Investments Limited | Other services | 2026 |
| Ebberly Investments One Limited | Other services | 2026 |
| Ebberly Investments Two Limited | Other services | 2026 |
| Ebcoach Ltd | Professional & scientific | 2025 |
| Ebony Boutique Jewellery Ltd | Wholesale & retail | 2018 |
| Ebony Jewellers Limited | Administrative & support | 1984 |
| Ebony Jewellery Ltd | Wholesale & retail | 2021 |
| EC Analytics Limited | Information & communication | 2025 |
| EC Family Law Limited | Financial services | 2026 |
| EC1 Books Limited | Information & communication | 2017 |
| EC1 Property Management Ltd | Real estate | 2022 |
| ECC Partnership Limited | Administrative & support | 2023 |
| Eccentrica Limited | Information & communication | 2016 |
| Eccher's 1846 Limited | Hospitality | 2010 |
| Ecco Trading Limited | Wholesale & retail | 2002 |
| Echo Construction Group Ltd | Other services | 2018 |
| Eclectique Services Limited | Administrative & support | 2015 |
| Eclipse Psychology Ltd | Health & social care | 2021 |
| Eco & I Limited | Wholesale & retail | 2017 |
| Eco Coverage Technologies Limited | Manufacturing | 2003 |
| Eco Nova SOL Ltd | Construction | 2025 |
| Ecoforlife Ltd | Wholesale & retail | 2019 |
| Ecogent Limited | Wholesale & retail | 2020 |
| Ecommerce Labs Ltd | Wholesale & retail | 2014 |
| Econsultant Online and Digital Solutions Ltd | Information & communication | 2011 |
| Ecophase Ltd | Professional & scientific | 2023 |
| Edcg Ltd | Professional & scientific | 2025 |
| Eden French Limited | Professional & scientific | 2021 |
| Edenside Properties Limited | Real estate | 1997 |
| Edes Estates Limited | Construction | 2014 |
| Edge BP Holdings Limited | Wholesale & retail | 2014 |
| Edge Building Products Ltd | Wholesale & retail | 2014 |
| Edge Psychology Ltd | Public administration | 2025 |
| Edgeconstruct Ltd | Water & waste | 2026 |
| Edgehosting Ltd | Information & communication | 2008 |
| Edgeline Ltd | Professional & scientific | 2014 |
| Edridge Freehold Management Limited | Households | 2008 |
| Edscale Ltd | Professional & scientific | 2024 |
| Education Matters Ltd | Education | 2013 |
| Education Technology Advisors Ltd | Information & communication | 2023 |
| Edward Cooke Family Law Limited | Professional & scientific | 2018 |
| Edward Johnson Ltd | Manufacturing | 2009 |
| Edwards & Power Limited | Professional & scientific | 2024 |
| Edwards Chilled Transport Ltd | Transport & logistics | 2023 |
| Edwards Coaching Ltd | Education | 2022 |
| Edwards Legal Ltd | Professional & scientific | 2026 |
| EF Logistics Ltd | Administrative & support | 2022 |
| Effic Research Limited | Education | 2015 |
| Efficiency Direct Limited | Professional & scientific | 2001 |
| Egremont Road Ltd | Households | 2004 |
| Egroeg Limited | Information & communication | 2016 |
| Ehbas Limited | Information & communication | 2000 |
| EHS Hair & Beauty Ltd | Other services | 2019 |
| Eight Five Two Accounting Limited | Professional & scientific | 2023 |
| Eighty Nine Renovations Ltd | Construction | 2025 |
| Eilean Kisiwa Investments Limited | Real estate | 1998 |
| Ejay UK Limited | Professional & scientific | 2003 |
| EJB Consultants Ltd | Professional & scientific | 2010 |
| EJW Capital Holdings Ltd | Other services | 2023 |
| EKO Hire Ltd | Administrative & support | 2021 |
| EL Shaddai Business Development Limited | Information & communication | 1999 |
| Ela's Properties Ltd | Real estate | 2025 |
| Elaine Saunderson Antiques Ltd | Wholesale & retail | 2001 |
| Elaine Sturgess Holistic Health Limited | Health & social care | 2003 |
| Elberry Estates Ltd | Real estate | 2025 |
| Elberry Properties Limited | Construction | 2004 |
| Eleanor Lodge RTM Company Limited | Households | 2005 |
| Eleanor Rose Construction Limited | Construction | 2023 |
| Eleanor Stephens Consulting Limited | Professional & scientific | 2019 |
| Electacourse Ltd | Other services | 2017 |
| Electra-Tech (Southern) Ltd | Construction | 2018 |
| Electric String Technology Limited | Information & communication | 2017 |
| Electroad Automotive Ltd | Professional & scientific | 2024 |
| Elegant Brands Limited | Wholesale & retail | 2003 |
| Elegant Tailors Ltd | Other services | 2024 |
| Element 6 Composites Ltd | Professional & scientific | 2020 |
| Elemental Spaces Ltd | Construction | 2026 |
| Elements Platform Ltd | Information & communication | 2025 |
| Elendil Alliance Ltd | Professional & scientific | 2025 |
| Elevare Marketing Co. Limited | Professional & scientific | 2025 |
| Elevate CX Consulting Ltd | Professional & scientific | 2024 |
| Elevated Operational Services Limited | Education | 2025 |
| Elevated Tree Services Limited | Agriculture & fishing | 2025 |
| Eleven Manor Farm Court (Selsey) Limited | Households | 2013 |
| Elga Associates Ltd | Construction | 2002 |
| ELH Retail Limited | Wholesale & retail | 2017 |
| Eli&Malachi Company Ltd | Transport & logistics | 2017 |
| Elitas Fitness Limited | Arts & recreation | 2012 |
| Elite Driveways & Landscaping Services Ltd | Administrative & support | 2026 |