| DVM Agro Perlyna Ltd | Transport & logistics | 2023 |
| DVN Products Ltd | Wholesale & retail | 2016 |
| DVP Finance Consulting Limited | Professional & scientific | 2015 |
| DW69 Design Ltd | Professional & scientific | 2024 |
| DWA Partnership Limited | Professional & scientific | 2008 |
| Dwarka Limited | Real estate | 2006 |
| Dwarka Properties LLP | | 2021 |
| DWB Consultancy Ltd | Information & communication | 2009 |
| Dwell 78 Ltd | Real estate | 2024 |
| Dwell 79 Ltd | Real estate | 2025 |
| Dwell 80 Limited | Real estate | 2024 |
| Dwell 81 Ltd | Real estate | 2024 |
| DWU Private Hire Ltd | Administrative & support | 2020 |
| DWU Property Ltd | Real estate | 2026 |
| DWU Property Services Ltd | Real estate | 2026 |
| Dxtx Ltd | Information & communication | 2025 |
| DYE LAB Limited | Manufacturing | 2022 |
| Dyggor-Gaylord Limited | Extraterritorial | 1966 |
| Dyke & Dryden Limited | Extraterritorial | 1988 |
| Dynamic Elec Services Ltd | Construction | 2020 |
| Dynamic Entity Ltd | Information & communication | 2023 |
| Dynamic Fixing Ltd | Wholesale & retail | 2020 |
| Dynamic Global Consultants Ltd | Information & communication | 2023 |
| Dynamic Intervention Services Ltd | Health & social care | 2023 |
| Dynamic PA Services Limited | Administrative & support | 2025 |
| Dynamic Seven Limited | Administrative & support | 2016 |
| Dynamic UK by Shinto Ltd | Administrative & support | 2025 |
| Dynamicsone Ltd | Information & communication | 2024 |
| Dynamit Ltd | Wholesale & retail | 2022 |
| Dynamo IT Limited | Professional & scientific | 2007 |
| Dynamo Media Solutions Ltd | Professional & scientific | 2025 |
| Dynasty Lounge Limited | Hospitality | 2019 |
| Dysk Air Conditioning Limited | Extraterritorial | 2017 |
| Dysk Limited | Wholesale & retail | 2003 |
| Dyson Project Engineering Ltd | Administrative & support | 2016 |
| DZ Stucco Plastering Ltd | Construction | 2021 |
| DZI Foundation UK | Health & social care | 2012 |
| E & D Roofing Contractors Limited | Construction | 2005 |
| E & D Scaffolding Company Limited | Construction | 1988 |
| E & E Contractors Ltd | Administrative & support | 2016 |
| E & F Properties Ltd | Real estate | 2020 |
| E & L Consultants Ltd | Construction | 2016 |
| E a Fuller & SON Limited | Administrative & support | 1971 |
| E Ellis Consultancy Ltd | Professional & scientific | 2018 |
| E F Naqvi Limited | Real estate | 2025 |
| E Intelligence Ltd | Information & communication | 2019 |
| E J Rose Holdings Ltd | Real estate | 2025 |
| E Street Limited | Professional & scientific | 1999 |
| E Tofan Ltd | Construction | 2014 |
| E&A Serv Ltd | Construction | 2026 |
| E&E Cleaning Services Ltd | Administrative & support | 2025 |
| E&E Heating and Plumbing Ltd | Construction | 2020 |
| E&M Couriers Ltd | Transport & logistics | 2019 |
| E&T Communication Ltd | Information & communication | 2019 |
| E-Healthcare Consultancy Ltd | Information & communication | 2020 |
| E-Learning Resources Ltd | Information & communication | 2005 |
| E-Mediabiz Ltd | Information & communication | 2011 |
| E-Net Europe Limited | Information & communication | 2002 |
| E-Tumbale Ltd | Professional & scientific | 2015 |
| E-Wok Ltd | Hospitality | 2009 |
| E. Bays Hawks Ltd | Wholesale & retail | 2021 |
| E. I. Marshall & Sons Limited | | 1968 |
| E.A Floorscreed Ltd | Construction | 2022 |
| E.A Services Trading Ltd | Manufacturing | 2014 |
| E.B.C.Experience Limited | Construction | 2016 |
| E.R. Alloy Wheels Limited | Wholesale & retail | 2024 |
| E.R.N.Morgan Ltd | Health & social care | 2024 |
| E.Senka Limited | Construction | 2024 |
| E.T.Wigs Ltd | Other services | 2025 |
| E2B Media Limited | Information & communication | 2011 |
| E4 Development Ltd | Construction | 2024 |
| E50 Ltd | Real estate | 2020 |
| Eager Health Ltd | Health & social care | 2012 |
| Eagle Agile Limited | Information & communication | 2018 |
| Eagle Building Renovation Ltd | Construction | 2026 |
| Eagle Cars Watford Limited | Transport & logistics | 2016 |
| Eagle Cleaning Services Ltd | Administrative & support | 2020 |
| Eaglecrest Ventures Ltd | Health & social care | 2016 |
| Eagles Accounting Ltd | Professional & scientific | 2026 |
| Eagr Incorporated Ltd | Professional & scientific | 2024 |
| EAL Services Limited | Construction | 2016 |
| Ealing Gateway Limited | Construction | 2015 |
| Ealing Library Project Ltd | Hospitality | 2018 |
| EAM Clinical Ltd | Administrative & support | 2015 |
| EAM Enterprise Ltd | Information & communication | 2010 |
| Eara Properties Ltd | Real estate | 2024 |
| Early Homes Ltd | Real estate | 2025 |
| Earnsdale (London) Limited | Financial services | 2021 |
| Earnsdale Holdings Limited | Financial services | 2021 |
| EAS Professional Services Ltd | Health & social care | 2020 |
| Eassy Curry Limited | Hospitality | 2017 |
| East & West Import Export Ltd | Wholesale & retail | 2020 |
| East END Foods Limited | Extraterritorial | 1968 |
| East MID Building Management Ltd | Professional & scientific | 2019 |
| East Space Limited | Hospitality | 2022 |
| East West Shipping Services Limited | Real estate | 1998 |
| East Yorkshire Property Limited | Real estate | 2019 |
| Eastcote Lane 1 Ltd | Financial services | 2017 |
| Eastern Direct Limited | Wholesale & retail | 2007 |
| Eastern Element Limited | Professional & scientific | 2004 |