| DP Field Services Ltd | Extraterritorial | 2018 |
| DPC Retail Limited | Information & communication | 2017 |
| DPH Property Limited | Construction | 2023 |
| DPS Storage Limited | Administrative & support | 2018 |
| DR Anil Chana Limited | Health & social care | 2026 |
| DR Bailey Aesthetics Clinic Ltd | Health & social care | 2025 |
| DR Luis Queijo Ltd | Health & social care | 2026 |
| DR M Cotta Ltd | Health & social care | 2025 |
| DR MA Medical Services Ltd | Health & social care | 2026 |
| DR R LEE Limited | Health & social care | 2014 |
| DR. Christian Guenin Limited | Health & social care | 2020 |
| DR. Sillifant and Associates Ltd. | Health & social care | 2012 |
| DRA Consulting Rooms Limited | Real estate | 2024 |
| Draglishte Ltd | Hospitality | 2020 |
| Dragonmind Limited | Education | 2017 |
| Dragonmindmma Ltd | Wholesale & retail | 2021 |
| Draper Offshore Limited | Other services | 2012 |
| Drill on the Floss Limited | Health & social care | 2026 |
| Drilling Partners International Limited | Mining & quarrying | 1988 |
| DRO Crane Services Limited | Mining & quarrying | 2024 |
| Dron & Dickson Limited | Manufacturing | 1927 |
| DRS Collective Ltd | Wholesale & retail | 2026 |
| Drunk Rock Software Limited | Information & communication | 2025 |
| DS Energy Group Ltd | Manufacturing | 2003 |
| Dual Construction Limited | Construction | 2019 |
| Duffield Limited | Administrative & support | 1990 |
| Dumpaway Skip Hire Limited | Water & waste | 1994 |
| Duncan R Wilson Ltd | Construction | 2013 |
| Dunelm Analytics Ltd | Information & communication | 2025 |
| Duraj Car Wash Ltd | Wholesale & retail | 2023 |
| Duresme Limited | Health & social care | 2021 |
| Durrant Diving and Engineering Services Ltd | Agriculture & fishing | 2017 |
| Dutch Offshore Services (U.K.) Limited | Administrative & support | 1979 |
| DVD Grup Ltd | Wholesale & retail | 2025 |
| Dwellings Well Kept Limited | Real estate | 2018 |
| Dynamic Control Solutions Ltd | Mining & quarrying | 2012 |
| Dynamic Litigation Finance Limited | Professional & scientific | 2021 |
| Dynamica - Hvac Commissioning Limited | Manufacturing | 2006 |
| Dynastia Ltd | Construction | 2026 |
| Dysart Consulting Ltd | Professional & scientific | 2024 |
| Dyta Solutions Ltd | Wholesale & retail | 2025 |
| D’Mur Essence Ltd | Wholesale & retail | 2025 |
| E K K Developments Limited | Real estate | 2018 |
| E T & R Properties Ltd | Administrative & support | 2016 |
| E&M Trading (Norfolk) Ltd | Wholesale & retail | 2021 |
| E-Screen Limited | Wholesale & retail | 2009 |
| E.E. Bartlett Ltd. | Water & waste | 1993 |
| E.E. Green & SON Limited | Other services | 1985 |
| East Anglia Aparthotels Ltd | Real estate | 2014 |
| East Anglia Car Audio and Performance Centre Limited | Wholesale & retail | 2002 |
| East Anglia Fire Doors Ltd | Public administration | 2025 |
| East Anglia Property Management & Lettings Ltd | Households | 2025 |
| East Anglia Windworks Ltd | Energy | 2026 |
| East Anglian Garage Conversion Ltd | Construction | 2013 |
| East Anglian Safety and Training Limited | Administrative & support | 2024 |
| East Anglian Services Limited | Construction | 2018 |
| East Coast Accounting Services Limited | Extraterritorial | 2014 |
| East Coast Aquagraphics Limited | Professional & scientific | 2015 |
| East Coast Autos Limited | Wholesale & retail | 2022 |
| East Coast Brokers Limited | Wholesale & retail | 2026 |
| East Coast Cctv Limited | Professional & scientific | 2006 |
| East Coast Contractors Ltd | Construction | 2024 |
| East Coast Design Limited | Manufacturing | 2023 |
| East Coast Events Ltd | Administrative & support | 2023 |
| East Coast GAS Services Ltd | Construction | 2023 |
| East Coast Insulations Limited | Water & waste | 2011 |
| East Coast Kayaks Ltd | Wholesale & retail | 2021 |
| East Coast Lettings Limited | Real estate | 2015 |
| East Coast Oral Surgery Limited | Health & social care | 2019 |
| East Coast Pipe & Fittings Limited | Wholesale & retail | 2012 |
| East Coast Pipe Services Limited | Construction | 2007 |
| East Coast Raffles Limited | Wholesale & retail | 2020 |
| East Coast Resourcing Limited | Administrative & support | 2019 |
| East Coast Solutions Ltd | Hospitality | 2025 |
| East Coast Waste Limited | Water & waste | 2005 |
| East Gate Trust | Arts & recreation | 1991 |
| East Norfolk Cider Ltd | Manufacturing | 2009 |
| East Norfolk Multi Academy Trust | Education | 2018 |
| East of England Drainage Services Limited | Water & waste | 2025 |
| East of England Tech Community Ltd | Other services | 2026 |
| East Point Vision LLP | | 2016 |
| East Rising Limited | Construction | 2012 |
| Eastern Credit Limited | Financial services | 2001 |
| Eastern Fluid Power Holdings Limited | Professional & scientific | 2019 |
| Eastern Fluid Power Limited | Manufacturing | 1987 |
| Eastern GAS & OIL Consultancy Limited | Administrative & support | 2011 |
| Eastern Groundworks Ltd | Construction | 2017 |
| Eastern Medic’S & Training Limited | Education | 2023 |
| Eastern Property Limited | Construction | 2019 |
| Eastern Refrigeration Ltd | Manufacturing | 2025 |
| Eastern Rise Limited | Wholesale & retail | 2023 |
| Eastgate House Limited | Extraterritorial | 2014 |
| Eastleigh Marine Consultancy Limited | Professional & scientific | 2026 |
| Eastley END Properties Limited | Construction | 2020 |
| Eastpoint Global Holdings Limited | Financial services | 2024 |
| Easy Menus Ltd | Hospitality | 2020 |
| Ebanks Property Ltd | Extraterritorial | 2023 |
| Ebbage Developments Ltd | Real estate | 2020 |
| Ebbe Estates Ltd | Real estate | 2026 |
| EC Aesthetics Limited | Health & social care | 2019 |