| Drip Plumbing Ltd | Construction | 2018 |
| Drop OFF Ltd | Transport & logistics | 2025 |
| Drpcross Consultancy Ltd | Education | 2015 |
| DSA High Quality Trading Limited | Wholesale & retail | 2026 |
| DSP Drainage & Plumbing (EOT) Limited | Financial services | 2024 |
| DSP Drainage & Plumbing Limited | Construction | 2015 |
| DSP Drainage Ltd | Extraterritorial | 2020 |
| DST Mcgee Properties Ltd | Hospitality | 2000 |
| DT Property Management LP | | 2019 |
| DTB Surveying Ltd | Construction | 2026 |
| DUA Health and Accountancy Services Limited | Health & social care | 2018 |
| Ducat Law Limited | Professional & scientific | 2011 |
| Dufour Bathroom Services Limited | Construction | 2026 |
| Dufour Building Services Limited | Construction | 2024 |
| Dufour Group Ltd | Financial services | 2026 |
| Dufour Property Maintenance Services Limited | Construction | 2026 |
| Duko Consulting Limited | Administrative & support | 2011 |
| Dumnek Limited | Real estate | 2025 |
| Duncan Properties Limited | Administrative & support | 1999 |
| Duniaops Solution and Consulting Ltd | Information & communication | 2018 |
| Dunkery Beacon Limited | Construction | 2021 |
| Dunton Tandoori Ltd | Hospitality | 2025 |
| Durham Lodge Management Company Limited | Households | 1996 |
| Durrington Square Limited | Real estate | 2012 |
| Dvnty Ltd | Wholesale & retail | 2025 |
| DVS Technology Limited | Manufacturing | 2008 |
| DW Building Services Ltd | Construction | 2026 |
| DW Orthopaedics Ltd | Health & social care | 2022 |
| Dwmse Ltd | Information & communication | 2021 |
| Dynamic PS Limited | Public administration | 2020 |
| Dynamixx GEZ Ltd | Transport & logistics | 2019 |
| E H Treecare Limited | Administrative & support | 2012 |
| E J C Child Care Limited | Education | 2011 |
| E Scrap Waste Disposal Limited | Water & waste | 2012 |
| E Tax Ltd | Professional & scientific | 2020 |
| E&H Electrical Services Ltd | Construction | 2026 |
| E-Commerce Trading Partners Ltd | Wholesale & retail | 2025 |
| E-Plumbers Ltd | Construction | 2023 |
| E-Tech Mechanical and Electrical Services Ltd | Construction | 2025 |
| E-Trinity Consultancy Limited | Professional & scientific | 2013 |
| E.G.Ideas Ltd | Professional & scientific | 2019 |
| E.R. Consultancy Limited | Professional & scientific | 2007 |
| E.W & SON Ltd | Wholesale & retail | 2024 |
| E14 London Limited | Construction | 2017 |
| Eagle EYE Management Consultancy Limited | Information & communication | 2014 |
| Eagle's Wing Ltd | Extraterritorial | 2009 |
| Earl Classics Ltd | Wholesale & retail | 2014 |
| Earl Property Investment Ltd | Real estate | 2014 |
| Earlsfield Capital Partners First LLP | | 2021 |
| Earlswood Glazing Ltd. | Wholesale & retail | 2017 |
| Earlswood Interiors Limited | Other services | 2012 |
| Earth & Ember Ltd | Manufacturing | 2024 |
| Earth and Essence Ltd | Manufacturing | 2025 |
| Earth Angel Records Ltd | Information & communication | 2020 |
| Easitrak Limited | Administrative & support | 1999 |
| East Lodge Freehold Management Company Limited | Households | 2021 |
| Eastern Development & Trading Ltd | Construction | 2021 |
| Easternfinance Ltd | Real estate | 2020 |
| Eastside Goods Co. Limited | Wholesale & retail | 2026 |
| Easy Floor Installations Ltd | Administrative & support | 2017 |
| Easy OFF Gloves Ltd | Wholesale & retail | 2013 |
| Easy Slabber Holdings Limited | Manufacturing | 2024 |
| Easyflow Solutions Ltd | Professional & scientific | 2026 |
| Eaton Investment Management Ltd | Administrative & support | 2007 |
| Eazily China Ltd | Information & communication | 2026 |
| Ebdon Air Ltd | Energy | 2019 |
| Ebony & Ivory Interiors Ltd | Administrative & support | 2013 |
| Ecare Consultancy Limited | Information & communication | 2018 |
| Ecloud Consulting Ltd | Information & communication | 2011 |
| Eco African Investments Ltd | Other services | 1995 |
| Eco Superstore Limited | Wholesale & retail | 2021 |
| Eco-Synergies Nominees Ltd | Professional & scientific | 2011 |
| Ecobeaka Ltd | Hospitality | 2023 |
| Ecodry Solutions Ltd | Construction | 2017 |
| Ecosand Energy Solutions Ltd | Administrative & support | 2024 |
| Ecosmart Cleaning Ltd | Administrative & support | 2010 |
| ED Charles Property Limited | Real estate | 2019 |
| Edantes Property Ltd | Real estate | 2024 |
| Eden Agencies Limited | Wholesale & retail | 2009 |
| Eden Apartments RTM Company Limited | Households | 2023 |
| Eden Trade Frames Limited | Manufacturing | 2020 |
| Edens Bloom Ltd | Manufacturing | 2023 |
| Edge Capital Investments Ltd | Real estate | 2023 |
| Edge DM Limited | Professional & scientific | 2014 |
| Edge Property Consultants Ltd | Professional & scientific | 2022 |
| Edge Property Developments Ltd | Construction | 2025 |
| Edge Trading Emporium Ltd | Wholesale & retail | 2024 |
| Edinburgh Retail LLP | | 2005 |
| Edit Fashion & Homeware Ltd | Wholesale & retail | 2017 |
| Edith Court Property Limited | Households | 2008 |
| Edmund (Green Street Green) Ltd | Real estate | 2000 |
| Edmund (Letting) Ltd. | Real estate | 2000 |
| Edmund (Park Langley) Ltd | Real estate | 2002 |
| Edmund Estate Agents Limited | Real estate | 2011 |
| EDR Chauffeuring Limited | Administrative & support | 2017 |
| Edsportsperformance Ltd | Education | 2026 |
| Educationservices Ltd | Education | 2026 |
| Educode Learning Ltd | Information & communication | 2025 |
| Eecobuild Ltd | Professional & scientific | 2023 |
| Eelam Retail Limited | Wholesale & retail | 2019 |