| DSP Rail & Civils Ltd | Construction | 2022 |
| DSP Specialist Works Limited | Construction | 2024 |
| Dsps Drywall Solutions Ltd | Construction | 2017 |
| Dssl Group Limited | Administrative & support | 2009 |
| DST Containers Ltd | Transport & logistics | 2025 |
| DST1 Containers Ltd | Transport & logistics | 2025 |
| DSW Trans Limited | Transport & logistics | 2022 |
| DTD Services Provider UK Limited | Transport & logistics | 2025 |
| DTM Survey Ltd | Construction | 2024 |
| Dtmw Media Limited | Information & communication | 2024 |
| Dtsbm Ltd | Wholesale & retail | 2018 |
| DU Consultancy Limited | Professional & scientific | 2021 |
| Dual Spec Coatings Limited | Construction | 2026 |
| Duar Ltd | Information & communication | 2025 |
| Duarte EDS Solutions Limited | Wholesale & retail | 2017 |
| Dudu N Girlie Limited | Wholesale & retail | 2016 |
| Dulgheru Carpentry Solution Limited | Construction | 2013 |
| Duncan Saunders Ltd | Health & social care | 2024 |
| Dungeons and Joypads Ltd | Wholesale & retail | 2021 |
| Dunmore Simons Limited | Professional & scientific | 2022 |
| Dunmow Training Limited | Information & communication | 2025 |
| Dunton Fields (Laindon) Management Company Limited | Households | 2013 |
| Durbans Residents Association Limited | Real estate | 1986 |
| Dutton Access Ltd | Construction | 2017 |
| DUV Hire Ltd | Other services | 2017 |
| Duxinaroe Ltd | Professional & scientific | 2014 |
| DVN Express Delivery Ltd | Transport & logistics | 2015 |
| Dvorak Bidco Limited | Professional & scientific | 2020 |
| DVR Construction Ltd | Construction | 2018 |
| DW Consultancy Services (West) Ltd | Financial services | 2021 |
| DW Consultancy Services Ltd | Financial services | 2017 |
| DW Goalkeeping Academy Ltd | Arts & recreation | 2026 |
| Dware Ltd | Administrative & support | 2026 |
| Dwellex Limited | Real estate | 2025 |
| Dwgw Property Investments Ltd | Real estate | 2023 |
| Dwyer Property Services Ltd | Real estate | 2026 |
| Dymond Pharma Consultancy Limited | Professional & scientific | 2025 |
| Dynamic Human Resources Limited | Professional & scientific | 2009 |
| Dynamic Progress Limited | Administrative & support | 2017 |
| Dynamic Properties Comfort Ltd | Real estate | 2025 |
| Dynevor Investments Limited | Households | 1962 |
| E & S Facilities Ltd | Extraterritorial | 2011 |
| E & V Export Ltd | Wholesale & retail | 2010 |
| E Jakstas Ltd | Construction | 2013 |
| E MAC Electrical Limited | Construction | 2025 |
| E V T Repairs Ltd | Administrative & support | 2009 |
| E White Properties Limited | Real estate | 2025 |
| E&C Rail Ltd. | Professional & scientific | 2015 |
| E&D Fixing Ltd | Construction | 2015 |
| E&L Prestige Group Limited | Construction | 2025 |
| E'Clat Hair & Beauty Ltd | Other services | 2018 |
| E-Active Digital Solutions Limited | Information & communication | 2023 |
| E-Life Medicals Ltd | Health & social care | 2011 |
| E-Restro Ltd | Professional & scientific | 2025 |
| E-Span Engineering & Consultancy Ltd | Professional & scientific | 2009 |
| E. Butler (Properties) Limited | Real estate | 1990 |
| E. Butler Consulting Ltd | Professional & scientific | 2022 |
| E. Butler Limited | Wholesale & retail | 1952 |
| E.A.C. Group of Companies Limited | Construction | 1991 |
| E.Crowley and SON Limited | Wholesale & retail | 1957 |
| E.L.S Auto Detailing Ltd | Other services | 2020 |
| E.M.K Builders Limited | Construction | 2024 |
| E.R Online Shop Ltd | Wholesale & retail | 2024 |
| E4 Communications Ltd | Information & communication | 2015 |
| EAC Advisory Limited | Professional & scientific | 2009 |
| Eacersall Recruitment Solutions Ltd | Administrative & support | 2025 |
| Eagle Express Couriers Limited | Transport & logistics | 2003 |
| Eagle Interiors Ltd | Construction | 2017 |
| Eagle Mile Properties Limited | Real estate | 2021 |
| Eagle Way Developments Limited | Construction | 2020 |
| Eagles Christian Fellowship Ltd | Health & social care | 2025 |
| Eagles Consult Ltd | Real estate | 2011 |
| Eaglesrock Properties Limited | Real estate | 1954 |
| EAN Groundworks Ltd | Construction | 2020 |
| EAP Consultancy Ltd | Professional & scientific | 2023 |
| EAR WAX Removed Ltd | Health & social care | 2019 |
| Earl Driving Tuition Ltd | Education | 2020 |
| Early Bloom Staffing Limited | Administrative & support | 2022 |
| Early Years London Limited | Health & social care | 2021 |
| Early Years Thurrock Limited | Health & social care | 2021 |
| Earlysignal Limited | Real estate | 1996 |
| Earnest Capital UK Directors Limited | Financial services | 2026 |
| Earnest Capital UK Limited | Financial services | 2024 |
| Ease Your Mind Ltd | Health & social care | 2025 |
| East Bridge Recruitment Ltd | Administrative & support | 2020 |
| East London Cakes Limited | Wholesale & retail | 2025 |
| East Quant Limited | Professional & scientific | 2025 |
| East Thurrock Kids Clubs Limited | Education | 2005 |
| East West Lettings Limited | Real estate | 2022 |
| Eastgate Centre Merchants' Association (Basildon) Limited | Administrative & support | 1989 |
| Eastgate Foods Limited | Administrative & support | 1998 |
| Easy MTD Accountants Limited | Professional & scientific | 2026 |
| EASY-FIX1 Limited | Construction | 2025 |
| Easypeasy Transport Limited | Transport & logistics | 2017 |
| Eaton & Co Construction Limited | Construction | 2025 |
| Eatonair Limited | Construction | 2009 |
| Ebeano Limited | Wholesale & retail | 2024 |
| EBI Properties U.K Limited | Real estate | 2022 |
| EBM North West Ltd | Administrative & support | 2017 |
| EBM Property Group Limited | Real estate | 2026 |