| Elements Maintenance (London) Limited | Administrative & support | 2025 |
| Elementz Group Ltd | Information & communication | 2019 |
| Elena Cars Ltd | Wholesale & retail | 2024 |
| Elena Cleaning Services Limited | Administrative & support | 2024 |
| Elencon Ltd | Transport & logistics | 2020 |
| Elenos Properties Ltd | Real estate | 2023 |
| Elevair Ltd | Construction | 2025 |
| Elevance Media Ltd | Wholesale & retail | 2026 |
| Elevate & More Ltd | Professional & scientific | 2018 |
| Elevate Health Clinic Limited | Health & social care | 2022 |
| Elevation TCS Limited | Manufacturing | 2025 |
| ELEVEN11SCENT Limited | Hospitality | 2024 |
| Elgance Salon Limited | Other services | 2021 |
| Elham&Laleh Limited | Wholesale & retail | 2025 |
| Elias Construction Limited | Construction | 2019 |
| Elim & Eden Ltd | Real estate | 2025 |
| Elinsttel Design Services Limited | Professional & scientific | 2025 |
| Elipax Limited | Professional & scientific | 2010 |
| Elite Branding Global Limited | Professional & scientific | 2024 |
| Elite Cars London Ltd | Wholesale & retail | 2022 |
| Elite Performance Education Ltd | Education | 2019 |
| Elite Smart Designs Ltd | Professional & scientific | 2023 |
| Elite Special Cleaning Ltd | Administrative & support | 2025 |
| Elite Stone Homes Ltd | Real estate | 2026 |
| Elite Structural Steel Limited | Manufacturing | 2017 |
| Elite Trade Ltd | Wholesale & retail | 2020 |
| Elite Vase Studio Ltd | Wholesale & retail | 2026 |
| Eliteaura One Ltd | Wholesale & retail | 2026 |
| Elitejem Limited | Education | 2015 |
| Eliteproviders Group Limited | Water & waste | 2025 |
| Elitesphere Ltd | Wholesale & retail | 2026 |
| Elixyr Limited | Wholesale & retail | 2015 |
| Eljo Consultancy Limited | Other services | 2014 |
| Ellie Coldwell Limited | Professional & scientific | 2024 |
| Elliot Akins & Co Ltd | Professional & scientific | 2024 |
| Ellmay Construction Ltd | Construction | 2025 |
| Ellon Ltd | Administrative & support | 2004 |
| Elma Jewellery Limited | Wholesale & retail | 2007 |
| Elmar Property Co.Limited | Real estate | 1958 |
| Elmc Properties Ltd | Real estate | 2026 |
| Elmgate Court Limited | Households | 2000 |
| Elmhale Properties Limited | Real estate | 2021 |
| Elms Barbers Ltd | Other services | 2025 |
| Elmside Stoneyfields Limited | Households | 1995 |
| Elpis Entertainment Limited | Arts & recreation | 2024 |
| ELS14 Limited | Construction | 2021 |
| Elserra Ltd | Hospitality | 2026 |
| Elsha Ltd | Extraterritorial | 2022 |
| Elstree Mill Limited | Real estate | 2018 |
| Elstree Properties Limited | Real estate | 2017 |
| Elstree Systems Limited | Information & communication | 2013 |
| ELT Heat Ltd | Construction | 2023 |
| ELT Medical Limited | Health & social care | 2019 |
| ELV Draghici Ltd | Construction | 2021 |
| Elvina Donda Ltd | Manufacturing | 2025 |
| Elvique Jewellery Ltd | Wholesale & retail | 2026 |
| Elya Home Ltd | Wholesale & retail | 2023 |
| Elysium Smiles Ltd | Health & social care | 2021 |
| Elyte Celaning Ltd | Administrative & support | 2025 |
| ELZ Tech Contract Services Ltd | Manufacturing | 2018 |
| EM Hotel Management Limited | Hospitality | 2022 |
| Emafireprotection Ltd | Construction | 2021 |
| Emarki Ltd | Administrative & support | 2025 |
| Emax-Crown Ltd | Manufacturing | 2026 |
| Emel Connect Ltd | Financial services | 2024 |
| Emerald Blanket Ltd | Financial services | 2013 |
| Emerald Express Ltd | Wholesale & retail | 2019 |
| Emerald Solutions Limited | Wholesale & retail | 2020 |
| Emerson Electrical Services Limited | Construction | 2024 |
| Emess Business Solutions Limited | Administrative & support | 2007 |
| Emet Strategic Consulting Limited | Professional & scientific | 2016 |
| Emey Advisory Limited | Professional & scientific | 2026 |
| Emgeo Global Solutions Limited | Administrative & support | 2024 |
| EMI Bertea Barbershop Academy Ltd | Other services | 2020 |
| Emilia Cleaning Ltd | Administrative & support | 2025 |
| Emma Offsets Ltd | Water & waste | 2025 |
| Emmedia Consulting Limited | Professional & scientific | 2015 |
| Emore London Limited | Wholesale & retail | 2023 |
| Emos Estates Limited | Real estate | 2020 |
| Empire Healthcare Ltd | Wholesale & retail | 2003 |
| Empire Kids Official Ltd | Administrative & support | 2020 |
| Empire Solutions Services Ltd | Administrative & support | 2025 |
| Empirical Fire Safety Ltd | Public administration | 2023 |
| Emporium East Limited | Wholesale & retail | 2023 |
| Empower Health Initiative CIC | Health & social care | 2024 |
| Empower Property Services Ltd | Real estate | 2025 |
| Empowering Circle C.I.C. | Education | 2024 |
| Empric Solutions Ltd | Information & communication | 2019 |
| Emr.Drylining Limited | Construction | 2022 |
| EMT International Limited | Manufacturing | 2023 |
| Emta Theatre Academy Limited | Education | 2023 |
| Encar Ltd | Construction | 2022 |
| Enchanting Holidays Limited | Administrative & support | 2009 |
| Encourage Limited | Education | 2002 |
| Endrem Chauffeuring Limited | Transport & logistics | 2023 |
| Endureluxe Limited | Wholesale & retail | 2024 |
| ENE Inspire Ltd | Wholesale & retail | 2026 |
| Enea Group Limited | Construction | 2017 |
| Energeniq Holdings Limited | Real estate | 2024 |
| Energeniq Limited | Hospitality | 2019 |