| Electricians on Line (Dorset) Limited | Construction | 2003 |
| Elentiya Holding Limited | Financial services | 2020 |
| Elevate Assured Ltd | Construction | 2023 |
| Elevate Carpentry & Construction Ltd | Construction | 2025 |
| Elite Drains Limited | Water & waste | 2024 |
| Elite Forest Limited | Construction | 2025 |
| Elite Groundworks and Landscaping Ltd | Construction | 2025 |
| Elite Regeneration Priddy Hard Phase 1 Ltd | Real estate | 2019 |
| Elite Renewable Energy Ltd | Construction | 2024 |
| Elizabeth Court Management Company (Highcliffe) Limited | Households | 1992 |
| Ellanor Finlayson Ltd | Health & social care | 2025 |
| ELM Living Limited | Wholesale & retail | 2021 |
| Elmer Building Services Limited | Construction | 2009 |
| Elms Creative Ltd | Professional & scientific | 2010 |
| Elpack Packaging Solutions Ltd | Administrative & support | 2021 |
| Elpack Print & Packaging Solutions Ltd | Wholesale & retail | 2024 |
| Elsmores Transport Limited | | 1982 |
| Elterwater E Markets Limited | Professional & scientific | 2014 |
| ELY Properties Christchurch Limited | Real estate | 2016 |
| EM106 Fisherious Limited | Hospitality | 2024 |
| Emblem Sports Cars Limited | Wholesale & retail | 2002 |
| Emblem Sports Cars UK Limited | Extraterritorial | 2005 |
| Emblem Storico Limited | Extraterritorial | 2005 |
| Emcap Limited | Information & communication | 2008 |
| Emerald Facility Maintenance Ltd | Construction | 2019 |
| Emerge-Earth Limited | Professional & scientific | 2020 |
| EMI Investments Limited | Real estate | 2005 |
| EMI Seals & Gaskets Ltd | Manufacturing | 2005 |
| Empire Antiques Limited | Wholesale & retail | 2021 |
| Empire Bournemouth Builders Ltd | Construction | 2016 |
| Empire Gym Group Ltd | Arts & recreation | 2020 |
| Empire Scaffolding UK Limited | Construction | 1998 |
| Enatel | | 2024 |
| Endfield Electrical Ltd | Construction | 2025 |
| Endwood Limited | Professional & scientific | 2008 |
| Energy & Environment Business Services Ltd | Professional & scientific | 2003 |
| Energy MAD Limited | | 2011 |
| Enerlytix Ltd | Professional & scientific | 2024 |
| Engineering Spare Parts Ltd | Wholesale & retail | 2015 |
| Enjoy Communications Ltd | Professional & scientific | 2018 |
| Enlicense Ltd | Professional & scientific | 2009 |
| Enrolio Ltd | Information & communication | 2023 |
| Entasis Consultancy Ltd | Other services | 2026 |
| EP Marine & Home Improvements Ltd | Construction | 2022 |
| Epwc Limited | Manufacturing | 2025 |
| Equal PAY Ltd | Administrative & support | 2025 |
| Equine Dentistry UK Ltd | Extraterritorial | 2010 |
| Eridean Ltd | Hospitality | 2025 |
| ESF Carnbroe Limited | Professional & scientific | 2022 |
| ESF Corby Limited | Professional & scientific | 2021 |
| ESF Energy Limited | Professional & scientific | 2014 |
| ESF Lostock Limited | Professional & scientific | 2015 |
| Eskimo Epos Limited | Information & communication | 2014 |
| Esoteric Property Limited | Real estate | 2020 |
| Espere Marketing Services Limited | Professional & scientific | 2000 |
| Espresso Accounting Ltd | Professional & scientific | 2022 |
| Essence by Loren Ltd | Other services | 2024 |
| Estante 032 Limited | Extraterritorial | 2017 |
| Estate Systems T/A Mast Data Limited | Information & communication | 2011 |
| Estell Limited | Hospitality | 2010 |
| Estuary View Limited | Real estate | 2018 |
| Etchingham Morris Architecture Limited | Professional & scientific | 2004 |
| Eterna Properties London Ltd | Real estate | 2022 |
| Eternal Exteriors Ltd | Administrative & support | 2020 |
| Eternal Leisure Ltd | Wholesale & retail | 2017 |
| Ethos Care Services Limited | Health & social care | 2013 |
| Etonview Build by Design Ltd | Construction | 2013 |
| Euroclean Commercial Cleaners Ltd | Administrative & support | 2025 |
| Euroteam Services (Southern) Limited | Other services | 1993 |
| Euroteam Services Limited | Other services | 1989 |
| EV Charging Installations Ltd | Extraterritorial | 2019 |
| Evbioo Ltd | Wholesale & retail | 2019 |
| Evemy Electrical Ltd | Construction | 2023 |
| Evemy Properties Ltd | Real estate | 2024 |
| Eventful Lives Media Limited | Information & communication | 2023 |
| Everglow Mgmt Limited | Professional & scientific | 2024 |
| Evergreen Gardens (Dorset) Ltd | Administrative & support | 2024 |
| Everything Automotive Limited | Wholesale & retail | 2023 |
| EVO Solutions Ltd | Information & communication | 2023 |
| Evolution Solar Services Ltd | Construction | 2022 |
| Evolving Hospitality Limited | Manufacturing | 2026 |
| Evoque Electrical Limited | Manufacturing | 2026 |
| Exchequer Dynamics Limited | Information & communication | 2010 |
| Experiences in Learning Travel Ltd | Administrative & support | 2020 |
| Expert by Experience Consultancy Ltd | Professional & scientific | 2026 |
| Expert Psychological Services Limited | Professional & scientific | 2011 |
| Eyan Lymington Limited | Wholesale & retail | 2025 |
| EZ Strider Ltd | Wholesale & retail | 2026 |
| Ezof Limited | Health & social care | 2019 |
| F C Hancox Upholstery Supplies Ltd | Wholesale & retail | 2012 |
| F W Marks & Sons Limited | Real estate | 1952 |
| F&B Consultancy Ltd | Professional & scientific | 2016 |
| F. & M. Allen Associates Limited | Administrative & support | 1977 |
| F42 Property Ltd | Real estate | 2018 |
| F42 Travel Ltd | Administrative & support | 2017 |
| Fairway Construction Limited | Construction | 1962 |
| Fairways Freehold Limited | Real estate | 2002 |
| Falcon Parade Investments Limited | Construction | 2008 |
| Falvey Designs Ltd | Construction | 2023 |
| Family Cargo Bikes Limited | Extraterritorial | 2013 |