| EKT Holdings Limited | Real estate | 2018 |
| Ektor Investments Ltd | Real estate | 2022 |
| Ekvira Services Limited | Health & social care | 2025 |
| EL Gato Loco Ltd | Transport & logistics | 2022 |
| EL Haulage Ltd | Transport & logistics | 2025 |
| EL Shaddai Charitable Trust Limited | Other services | 1998 |
| EL Sherif and Yehia Ltd | Professional & scientific | 2025 |
| El&Ms Limited | Health & social care | 2022 |
| El-Da Collective Limited | Real estate | 2026 |
| ELA Estates Ltd | Real estate | 2009 |
| ELA GCL Ltd | Hospitality | 2025 |
| ELA UK Investments Limited | Real estate | 2015 |
| ELA UK Property Group Ltd | Real estate | 2024 |
| Elaine Tarsh Counselling Limited | Health & social care | 2024 |
| Elan Horizon Ltd | Real estate | 2016 |
| Elanar Properties Limited | Real estate | 1973 |
| Elanbray Limited | Health & social care | 2018 |
| Elaris Trading Ltd | Wholesale & retail | 2026 |
| Elbic Trans Ltd | Transport & logistics | 2024 |
| Elchee UK (3) Limited | Professional & scientific | 2025 |
| Elchee UK (4) Limited | Real estate | 2025 |
| Elderway Limited | Professional & scientific | 1988 |
| Eldonford Limited | Construction | 2019 |
| Eldor Partners LLP | | 2021 |
| Eleanor Horsey Limited | Wholesale & retail | 2025 |
| Eleboy Limited | Real estate | 1999 |
| Elec-Mec (Wholesale) Limited | Wholesale & retail | 1991 |
| Elec.Ip Limited | Construction | 2024 |
| Elecbuild London Limited | Construction | 2022 |
| Electric EYE Pictures Limited | Professional & scientific | 2024 |
| Electric Living Limited | Other services | 2014 |
| Electric Mann Limited | Construction | 2021 |
| Electric Nightlife Ltd | Other services | 2023 |
| Electric Taxi Rental Services Limited | Administrative & support | 2018 |
| Electrical Contract Services Limited | Construction | 2024 |
| Electrical Express Ltd | Construction | 2020 |
| Electrical KB Limited | Construction | 2016 |
| Electro Rent LV Ltd | Administrative & support | 1967 |
| Electro Rent UK Limited | Administrative & support | 1973 |
| Electrobiomedicalengineering Ltd. | Professional & scientific | 2014 |
| Electromech Services Ltd | Administrative & support | 1995 |
| Electron House Assets Limited | Real estate | 2019 |
| Electron House Buildings Limited | Real estate | 2019 |
| Electron House Trading Ltd | Financial services | 2026 |
| Electronic Consulting Solutions Limited | Professional & scientific | 2017 |
| Electronics Exchange Ltd | Real estate | 2020 |
| Electroplumech MEP Services Ltd | Construction | 2025 |
| Elecx Ltd | Construction | 2025 |
| Elegance Chauffeurs Hire Ltd | Transport & logistics | 2014 |
| Elegant Beauty Mobile Limited | Other services | 2015 |
| Elektra Pegasus Limited | Administrative & support | 2024 |
| Elektron Tower 3 Limited | Construction | 2005 |
| Element Global Marketing Limited | Professional & scientific | 2005 |
| Element Holding Limited | Other services | 2009 |
| Elementary Imaging Limited | Administrative & support | 2013 |
| Elemntl Holdings Ltd | Financial services | 2023 |
| Elenic Agency Ltd | Administrative & support | 2024 |
| Elestar Services Limited | Education | 2006 |
| Elevare Enterprise Ltd | Wholesale & retail | 2025 |
| Elevate Asset Management Ltd | Professional & scientific | 2017 |
| Elevate Construct & Design Limited | Construction | 2025 |
| Elevate Electrical Contractors Limited | Construction | 2021 |
| Elevate Golf International Limited | Information & communication | 2024 |
| Elevate Housing & Support CIC | Hospitality | 2025 |
| Elevator Technologies Ltd | Information & communication | 2024 |
| Elevatus Healthcare Limited | Health & social care | 2023 |
| Eleven Eleven Management Limited | Arts & recreation | 2024 |
| Eleven Eleven Solutions Limited | Professional & scientific | 2015 |
| Eleven Plus Exams Tuition Ltd | Education | 2013 |
| Eleventh Hour Cleaning & Maintenance Services Ltd | Administrative & support | 2025 |
| Eleventhrep Ltd | Wholesale & retail | 2026 |
| Elevix Recruitment Limited | Administrative & support | 2025 |
| Elevtech Marine Limited | Manufacturing | 2021 |
| Elford Drainage Solutions Limited | Administrative & support | 2023 |
| Elgin Properties Limited | Construction | 2024 |
| Elgreko Limited | Construction | 2014 |
| ELH Social Work Limited | Health & social care | 2013 |
| Elight Maintenance Limited | Administrative & support | 2026 |
| Elight Management Ltd | Real estate | 2023 |
| Elim Haus Ltd | Professional & scientific | 2025 |
| Elina Estates Limited | Extraterritorial | 2017 |
| Elis Autos Ltd | Wholesale & retail | 2022 |
| Elis B Ltd | Construction | 2022 |
| Elis Construct Ltd | Construction | 2024 |
| Elisav WIP Ltd | Construction | 2024 |
| Elisher Co., Ltd | Wholesale & retail | 2021 |
| Elissa Bradshaw Colorectal Ltd | Health & social care | 2023 |
| Elite Accommodation Limited | Real estate | 2006 |
| Elite Accountancy Ltd | Financial services | 2008 |
| Elite Afro Hair Limited | Wholesale & retail | 2026 |
| Elite Airways Engineering Services Ltd | Professional & scientific | 2026 |
| Elite Auto Protect Ltd | Other services | 2016 |
| Elite Automobile Ltd | Wholesale & retail | 2021 |
| Elite Building and Materials UK Ltd | Construction | 2024 |
| Elite Business Management Services Ltd | Professional & scientific | 2023 |
| Elite Central Limited | Construction | 2016 |
| Elite Construct SIF Limited | Construction | 2023 |
| Elite Drive Hub Limited | Wholesale & retail | 2026 |
| Elite Edge Services Ltd | Information & communication | 2025 |
| Elite Estate Agents Ltd | Real estate | 2018 |