| Ebor Geoscience Limited | Professional & scientific | 2012 |
| Ebtek Limited | Agriculture & fishing | 1977 |
| Ecaterina and Sofia Limited | Construction | 2019 |
| Eco Build Partners Ltd | Construction | 2016 |
| Eco Build Southern Limited | Construction | 2017 |
| Eco Cargo Ltd | Transport & logistics | 2023 |
| Eco Clean Energy Ltd | Energy | 2026 |
| Eco Papers Ltd | Manufacturing | 2024 |
| Eco Power (U.K) Limited | Construction | 2015 |
| Eco Tech Group (South East) Limited | Energy | 2023 |
| Eco Tinting and Glazing Ltd | Construction | 2023 |
| Eco Ventures Energy Limited | Professional & scientific | 2008 |
| Eco Website Services Ltd | Other services | 2019 |
| Ecoassistance Ltd | Construction | 2021 |
| Ecojoules Group Limited | Professional & scientific | 2012 |
| Ecolight Electrical Solutions Ltd | Construction | 2023 |
| Ecom. UK Limited | Information & communication | 1998 |
| Ecosense Ltd | Administrative & support | 2010 |
| Ecotherm Heating & Cooling Ltd | Construction | 2024 |
| Ecowise Plumbing & Heating Ltd | Professional & scientific | 2015 |
| Ecoworks North West Ltd | Professional & scientific | 2023 |
| ECR Electrical Limited | Administrative & support | 2012 |
| Ecrb Ltd | Real estate | 2018 |
| ECS Real Cider Supplies Limited | Wholesale & retail | 2013 |
| ECS Site Services (UK) Limited | Professional & scientific | 2004 |
| ECU Worldwide (UK) Limited | Transport & logistics | 1993 |
| ED Ceramics Ltd | Construction | 2022 |
| Edcrespocoach Limited | Arts & recreation | 2025 |
| EDD Ventures Ltd | Wholesale & retail | 2025 |
| Eddie James TM Ltd | Construction | 2023 |
| Eddie Murphy Financial Services Ltd | Financial services | 2011 |
| Eden Cooke Creative Limited | Other services | 2025 |
| Eden Forklift Training Ltd | Transport & logistics | 2007 |
| Edenzero Commerce Soultions Ltd | Professional & scientific | 2026 |
| EDG Installations Limited | Professional & scientific | 2015 |
| Edg-Dtc Ltd | Transport & logistics | 2016 |
| Edgelytics Ltd | Information & communication | 2025 |
| Edison Contracts Limited | Professional & scientific | 2018 |
| Edrit Limited | Wholesale & retail | 2023 |
| Education Skills Hub Limited | Education | 2022 |
| Edward & EVE Holdings Limited | Real estate | 2022 |
| Edward G. Stevens(Properties)Co.Limited | Real estate | 1965 |
| Edward State 888 Ltd | Wholesale & retail | 2022 |
| Eeandre Limited | Construction | 2023 |
| EEH Limited | Extraterritorial | 2024 |
| EET Compliance Ltd | Manufacturing | 2025 |
| Effect Interiors & Homecare Limited | Construction | 2015 |
| Efficient and Prompt Service Ltd | Other services | 2018 |
| Efficient Cooling Limited | Construction | 2008 |
| Efficient Dispatch Ltd | Transport & logistics | 2023 |
| Efficient Property Marketing Ltd | Administrative & support | 2020 |
| EFL Building Contractors Ltd | Construction | 2026 |
| EGA Property Services Ltd | Real estate | 2023 |
| EGC Healthcare Solutions Ltd | Health & social care | 2021 |
| Egles Consultation Limited | Other services | 2016 |
| EGW Systems Limited | Construction | 2018 |
| Ehideerum Ltd | Real estate | 2020 |
| EHM Management Services Limited | Professional & scientific | 2010 |
| EHW Capital Limited | Other services | 2025 |
| Eight Security Ltd | Administrative & support | 2025 |
| Eighty K Limited | Hospitality | 2019 |
| Eightynine Capital Limited | Professional & scientific | 2026 |
| Eightynine Holdco Ltd | Financial services | 2025 |
| EJB Carpentry & Renovation Limited | Construction | 2019 |
| EJM Construction Limited | Construction | 2014 |
| EK Takar Khobor Global Limited | Information & communication | 2024 |
| Ekineda Healthcare Limited | Health & social care | 2023 |
| EKO Kids Ltd | Wholesale & retail | 2019 |
| EKS Trading Ltd | Wholesale & retail | 2022 |
| EKT Fitness Limited | Arts & recreation | 2025 |
| Ekunronk Ltd | Wholesale & retail | 2021 |
| EL Molino London Limited | Hospitality | 2018 |
| EL Nishe Ltd | Education | 2023 |
| El-Bethel Group Ltd | Professional & scientific | 2018 |
| EL4 Holdings Ltd | Real estate | 2025 |
| Elamass Ltd | Health & social care | 2014 |
| Elastikos Ltd | Administrative & support | 2023 |
| Elderbury Care Services Ltd | Health & social care | 2024 |
| Eldhose Limited | Administrative & support | 2020 |
| Electech Developments Ltd | Construction | 2023 |
| Electech Essex Limited | Construction | 2018 |
| Electric Avenue (UK) Limited | Construction | 2014 |
| Electric Gate Store Limited | Construction | 2012 |
| Electrical & Bespoke Lighting Limited | Construction | 2021 |
| Electrical Power Solutions (UK) Limited | Construction | 2014 |
| Electrical Power Solutions Home Limited | Construction | 2022 |
| Electro Installations Limited | Construction | 2020 |
| Electrosol Ltd | Construction | 2024 |
| Electrothermal Limited | Professional & scientific | 2019 |
| Elegant Beauty by DL Limited | Wholesale & retail | 2024 |
| Elektrical Services Ltd | Construction | 2025 |
| Elementary Development Investments Ltd | Financial services | 2025 |
| Elementary Development Properties LLP | | 2023 |
| Elementary Developments Limited | Construction | 2015 |
| Elements Services Ltd | Construction | 2023 |
| Elemes Recruitment Limited | Other services | 2022 |
| Elevate Supplies Ltd | Manufacturing | 2022 |
| ELEVEN11 Limited | Professional & scientific | 2016 |
| Eleventh Bloom Events Limited | Professional & scientific | 2026 |
| Eliana Hairdresser Limited | Other services | 2025 |