| Ecos Building Ltd | Construction | 2018 |
| Ecoselect Ltd | Wholesale & retail | 2025 |
| Ecovera & Co Ltd | Wholesale & retail | 2025 |
| Ecvg Properties Ltd | Real estate | 2025 |
| ED Daniels Consulting Services Ltd | Professional & scientific | 2024 |
| ED Wallace & Co Ltd | Professional & scientific | 2012 |
| Edburton Contractors Limited | Construction | 1963 |
| Eddie Powell Ltd | Real estate | 2021 |
| Eddington Electrical Limited | Construction | 2009 |
| Eden Cafe and Catering Limited | Hospitality | 2011 |
| Eden Community Hive CIC | Wholesale & retail | 2024 |
| Eden Florists Ltd | Manufacturing | 2019 |
| Eden Fortis Limited | Professional & scientific | 2023 |
| Eden Insurance Brokers Ltd | Financial services | 2002 |
| Eden Park Managment Company Limited | Households | 1998 |
| Edex Education Recruitment Ltd | Education | 2021 |
| Edexi Limited | Education | 2022 |
| Edgardrive Limited | Wholesale & retail | 2025 |
| Edge 2 Edge Films Ltd | Information & communication | 2001 |
| Edgeworth Court (Birchington) Flat Management Limited | Households | 1982 |
| Edi-Golf Limited | Professional & scientific | 2014 |
| Edison Swan Electrical Limited | Construction | 2008 |
| Edpt Limited | Other services | 2015 |
| EDS Hospitality Limited | Administrative & support | 2019 |
| EDU Plan Limited | Construction | 2017 |
| Eduardo Azevedo BJJ Academy Ltd | Arts & recreation | 2026 |
| Education Finance Solutions Limited | Professional & scientific | 2013 |
| Education Time Limited | Education | 2013 |
| Educoo Limited | Professional & scientific | 2022 |
| Edufin Ltd | Extraterritorial | 2018 |
| Edward Baran Limited | Information & communication | 2012 |
| Edwards Beers and Wines Ltd | Wholesale & retail | 2009 |
| Edwards Film Productions Limited | Professional & scientific | 2024 |
| EEA Consulting Limited | Administrative & support | 2024 |
| Effective Project Services Ltd | Professional & scientific | 2024 |
| EFG Group Ltd | Information & communication | 2025 |
| Egar Consulting Ltd | Professional & scientific | 2017 |
| EGE (Maidstone) Ltd | Wholesale & retail | 2021 |
| EGI Homes Ltd | Construction | 2023 |
| EGM Filta Limited | Water & waste | 2025 |
| EGO Design Services Ltd | Professional & scientific | 2024 |
| EH Pony Club Ltd | Agriculture & fishing | 2021 |
| Eharex Ltd | Wholesale & retail | 2017 |
| Ehon Consultancy Ltd | Professional & scientific | 2020 |
| EHR Investments Ltd | Other services | 2025 |
| Eight Lane Investments Ltd | Arts & recreation | 2023 |
| Eight Pillar Holdings Ltd | Financial services | 2025 |
| Eight Pillar Properties Ltd | Real estate | 2025 |
| Eighth Street Properties Ltd | Real estate | 2002 |
| EII Consultancy Ltd | Professional & scientific | 2026 |
| EIL Productions Limited | Other services | 2021 |
| Eilmast Ltd | Transport & logistics | 2017 |
| Einstein Brain Holding Ltd | Wholesale & retail | 2020 |
| EJM Building Manuals Limited | Other services | 2020 |
| EK Autoworx Ltd | Wholesale & retail | 2025 |
| Ekhaya Care Limited | Health & social care | 2025 |
| Ekostructures Limited | Construction | 2018 |
| EKR Property Limited | Real estate | 2016 |
| Ekuansaful Limited | Health & social care | 2015 |
| Ekya Konnect Limited | Information & communication | 2024 |
| EL Discover Limited | Information & communication | 2015 |
| EL Fassia Chic Ltd | Wholesale & retail | 2023 |
| Elago Capital Ltd | Professional & scientific | 2022 |
| Elastic EYE Limited | Information & communication | 2006 |
| ELB Property Limited | Households | 2020 |
| Elbey Mortgage Solutions Ltd | Financial services | 2007 |
| ELC Consultancy Limited | Professional & scientific | 2014 |
| Elchlomel Limited | Households | 2005 |
| Eldersan Limited | Construction | 1971 |
| Electec (UK) Ltd | Construction | 2008 |
| Electpro Services Ltd | Administrative & support | 2013 |
| Electra HR Ltd | Professional & scientific | 2017 |
| Electric Bray Limited | Wholesale & retail | 2000 |
| Electric SB Limited | Information & communication | 2020 |
| Electric Warehouse Limited | Administrative & support | 2025 |
| Electrical Academy Holdings Limited | Real estate | 2026 |
| Electrical Academy Ltd | Education | 2017 |
| Electrical Connect Services Limited | Construction | 2013 |
| Electro Staff Ltd | Administrative & support | 2022 |
| Electro-Moto Ltd | Manufacturing | 2023 |
| Electromeo Ltd | Construction | 2022 |
| Elegancy Construction Ltd | Construction | 2024 |
| Elements Electrical and Renewables (South) Ltd | Construction | 2020 |
| Elephant Mann Limited | Professional & scientific | 2014 |
| Elevate Business Finance Limited | Financial services | 2025 |
| ELI & ELI Management Consultants (UK) Ltd | Professional & scientific | 2025 |
| ELI & ELI Properties Ltd | Real estate | 2022 |
| ELI Belinde Limited | Administrative & support | 2017 |
| Elias Rent Limited | Real estate | 2024 |
| Elion Pharma Ltd | Wholesale & retail | 2023 |
| Elisa Interactive Ltd | Extraterritorial | 2009 |
| Elit BG Ltd | Transport & logistics | 2013 |
| Elite Air Conditioning Services Limited | Manufacturing | 2008 |
| Elite Arborists Ltd | Administrative & support | 2015 |
| Elite BIO Mass Ltd | Agriculture & fishing | 2025 |
| Elite Building & Refurbishment Ltd | Construction | 2019 |
| Elite Cars Unlimited Limited | Wholesale & retail | 2016 |
| Elite Dance Company Kent Limited | Arts & recreation | 2022 |
| Elite PA Services Ltd | Professional & scientific | 2025 |
| Elite Property Developments (South East) Limited | Construction | 2011 |