| Duffryn Mawr Properties Ltd | Real estate | 2026 |
| DUK Marine Ltd | Transport & logistics | 2026 |
| Dunkley Digital Ltd | Information & communication | 2025 |
| Dunstone & Associates Limited | Professional & scientific | 2000 |
| Dunya IS Limited | Wholesale & retail | 2025 |
| Dunya Saglik Vakfi Ltd | Health & social care | 2026 |
| Duostreamgroup Ltd | Wholesale & retail | 2026 |
| Dupvibes Ltd | Other services | 2025 |
| Duration Ltd | Financial services | 2023 |
| Durdle Door Capital Ltd | Financial services | 2024 |
| Duressguard Limited | Extraterritorial | 2021 |
| Durrants Group Holdings Limited | Financial services | 2021 |
| Dusky Leaf Games Limited | Information & communication | 2025 |
| Dvbs Real Estate Ltd | Real estate | 2026 |
| Dwell Inns Leisure Limited | Hospitality | 2011 |
| Dwellhaus Property Group Ltd | Real estate | 2025 |
| DWG Consulting Ltd | Professional & scientific | 2025 |
| DWG Holdings UK Ltd | Professional & scientific | 2025 |
| Dwgt Limited | Professional & scientific | 2010 |
| DWM Racing Limited | Arts & recreation | 2022 |
| DX Coorp Ltd | Professional & scientific | 2025 |
| DXB Integrate Limited | Wholesale & retail | 2019 |
| Dyer Management Co. Limited | Extraterritorial | 2024 |
| Dynamexx Productions Ltd | Information & communication | 2022 |
| Dynamic Car Transport Ltd | Transport & logistics | 2021 |
| Dynamic Chemicals Holding Limited | Manufacturing | 2022 |
| Dynamic Chemicals Limited | Extraterritorial | 2024 |
| Dynamic HR Services Ltd | Administrative & support | 2021 |
| Dynamic Landscaping Limited | Professional & scientific | 2024 |
| Dynamic Oceans Limited | Information & communication | 2026 |
| Dynamic Space Solutions London Ltd | Administrative & support | 2025 |
| Dynamic Voice HR Consulting Ltd | Professional & scientific | 2013 |
| Dynamics Investment Limited | Wholesale & retail | 2024 |
| Dynasol Ltd | Information & communication | 2019 |
| Dynasty Services Ltd | Administrative & support | 2023 |
| Dynkz Ltd | Wholesale & retail | 2025 |
| Dyslexia Life Hacks Limited | Education | 2022 |
| Dzambala Consulting Ltd | Information & communication | 2026 |
| DZN Store Ltd | Wholesale & retail | 2025 |
| E & F Surfacing Ltd | Construction | 2025 |
| E I Thomas Ltd | Professional & scientific | 2013 |
| E Peri Peri Limited | Hospitality | 2023 |
| E&O Investment Property Ltd | Real estate | 2025 |
| E-World Solution Ltd | Wholesale & retail | 2023 |
| E.F Printing Ltd | Manufacturing | 2020 |
| E.Liaudanskas Ltd | Transport & logistics | 2024 |
| E.Liutkovskis Ltd | Transport & logistics | 2025 |
| E.Vaizgutas Ltd | Transport & logistics | 2025 |
| E2 Elite Enterprises Ltd | Wholesale & retail | 2024 |
| EA Law Ltd | Professional & scientific | 2026 |
| Eaca Ltd | Administrative & support | 2025 |
| Eagle 3 Holdings Limited | Professional & scientific | 2019 |
| Eagle Building and Roofing Ltd | Construction | 2025 |
| Eagle-Hill Estate Management Limited | Real estate | 2025 |
| Eagle-Hill Properties UK Limited | Real estate | 2023 |
| Eaglecars Suffolk Ltd | Transport & logistics | 2025 |
| Eamon Walsh Limited | Professional & scientific | 2018 |
| Eardisley Property Management Ltd | Real estate | 2026 |
| Earl Coffee Ltd | Wholesale & retail | 2024 |
| Early Adopter Limited | Professional & scientific | 2011 |
| Earthfix Limited | Construction | 2026 |
| Earthlysafi Limited | Wholesale & retail | 2024 |
| Earthwell Holdings (UK) Limited | Real estate | 2025 |
| EAS Collective Limited | Wholesale & retail | 2026 |
| EASE2YOU Ltd | Wholesale & retail | 2025 |
| East & Essex Limited | Wholesale & retail | 2025 |
| East Anglia Design and Print Limited | Manufacturing | 2011 |
| East Anglia Ecology Ltd | Professional & scientific | 2026 |
| East Anglia Inspections Ltd | Construction | 2018 |
| East Anglia Roofing and Building Ltd | Construction | 2025 |
| East Anglia Towbars Limited | Construction | 2024 |
| East Anglian Brewers Ltd. | Manufacturing | 2002 |
| East Anglian Industrial Cleaning Limited | Administrative & support | 2022 |
| East Anglian Sea School Limited | Arts & recreation | 1995 |
| East Anglian Storage and Haulage Limited | Agriculture & fishing | 2023 |
| East Anglian Storytelling Fabulation CIC | Arts & recreation | 2025 |
| East Barton Properties Limited | Real estate | 1988 |
| East Coast Auto Electrics Ltd | Wholesale & retail | 2021 |
| East Coast Larder Limited | Wholesale & retail | 2020 |
| East Holdings Limited | Other services | 2023 |
| East London Elevators Ltd | Manufacturing | 2024 |
| East Ocean IP33 Ltd | Hospitality | 2025 |
| Eastbridge Comms Ltd | Information & communication | 2025 |
| Eastern Anglia Waste Management Limited | Water & waste | 2025 |
| Eastern Developers Ltd | Wholesale & retail | 2026 |
| Eastern Education Group Limited | Extraterritorial | 2019 |
| Eastern Education Group Trust | Education | 2015 |
| Eastern Sailplanes Limited | Manufacturing | 2002 |
| Eastern Spreading Limited | Agriculture & fishing | 2022 |
| Eastgate 1956 Limited | Extraterritorial | 2013 |
| Eastgate Street (Bury ST Edmunds) Management Company Limited | Real estate | 2007 |
| Eastgate Street Apartments Limited | Real estate | 2007 |
| Eastlink Global Ltd | Wholesale & retail | 2025 |
| Eastward Electrical Limited | Construction | 2023 |
| Eastwood Car & Commercial Trading Ltd | Wholesale & retail | 2016 |
| Eastwood Motor Retail Ltd | Wholesale & retail | 2019 |
| Eastwood Motor Trading Ltd | Wholesale & retail | 2016 |
| Easy Chaps Ltd | Wholesale & retail | 2024 |
| Easy Drive Leasing Ltd | Administrative & support | 2017 |
| Easy Install Ltd | Construction | 2025 |