| Dorey Electrical Services Limited | Construction | 2022 |
| Dorking Side Limited | Real estate | 2024 |
| Dorlen Properties (Epsom) Limited | Construction | 1970 |
| Dorsia Active Ltd | Manufacturing | 2026 |
| Dorubako Limited | Arts & recreation | 2019 |
| Doseofeco Ltd | Wholesale & retail | 2017 |
| Doughboyz Ltd | Hospitality | 2019 |
| Dovestone Property Development Limited | Administrative & support | 2017 |
| Downers (Leatherhead) Limited | Wholesale & retail | 2017 |
| Downland Trading (Surrey) Limited | Professional & scientific | 2008 |
| Downs Avenue Residents Association Limited | Households | 2006 |
| Downs Building Constructions Limited | Construction | 1978 |
| Downs Farm Garage Ltd | Wholesale & retail | 2026 |
| Downs Lodge Court Management Limited | Households | 1993 |
| Downs Reach (Epsom Downs) Management Company Limited | Households | 2015 |
| Downsgate Group Limited | Professional & scientific | 2022 |
| Downswood Technology Limited | Information & communication | 2011 |
| DOY DOY Epsom Ltd | Hospitality | 2025 |
| Doyle Carpentry & Joinery Ltd | Manufacturing | 2020 |
| DPI Services Limited | Transport & logistics | 2016 |
| Dpigarage Limited | Manufacturing | 2019 |
| DPS Services (GB) Limited | Professional & scientific | 2012 |
| DR a B Medical Limited | Real estate | 2018 |
| DR a Rhodes Limited | Health & social care | 2013 |
| DR B D Stevenson Ltd | Health & social care | 2025 |
| DR D Chan Medical Limited | Health & social care | 2010 |
| DR Faiza Aesthetic & Medical Practice Limited | Health & social care | 2023 |
| DR Kiran Agarwal Limited | Health & social care | 2018 |
| Dragon Hockey Ltd | Wholesale & retail | 2018 |
| Dragos M Logistics Ltd | Transport & logistics | 2026 |
| Draintech South Ltd | Water & waste | 1997 |
| Drama Queens Development Ltd | Information & communication | 2025 |
| Drapers Plumbing Services Limited | Construction | 2026 |
| Drayton Investments Limited | Real estate | 1977 |
| Dream Renovations Surrey Ltd | Construction | 2020 |
| Dreamast Limited | Real estate | 1981 |
| Dreamhome Conversions Limited | Construction | 2018 |
| Dressage Anywhere Limited | Arts & recreation | 2009 |
| Drewitts Events Limited | Arts & recreation | 1996 |
| DRG Media Limited | Information & communication | 2010 |
| Drift Bridge Garage Limited | Wholesale & retail | 1961 |
| Drift Bridge Group Holdings Limited | Wholesale & retail | 2015 |
| Drip & Define LAB Ltd | Other services | 2026 |
| Driscoly (UK) Limited | Other services | 2014 |
| Driver Training London Limited | Education | 2000 |
| Droopy & Brown's Limited | Wholesale & retail | 2021 |
| Drummond Gardens Property Ltd | Real estate | 2014 |
| DRY Car Wash Limited | Other services | 2020 |
| DS Technical Engineering Services Ltd | Construction | 2014 |
| DSK Cake Limited | Wholesale & retail | 2020 |
| DSL Residential Ltd | Real estate | 2023 |
| Dstrb 2 Limited | Financial services | 2022 |
| Dstrb Limited | Information & communication | 2017 |
| DSW Maintenance Ltd | Construction | 2021 |
| DT Source Construction Ltd | Professional & scientific | 2018 |
| DT Source International Ltd | Administrative & support | 2018 |
| DT Source Limited | Administrative & support | 2012 |
| DTA Childcare Limited | Health & social care | 2009 |
| Dtdu Ltd | Construction | 2020 |
| DTS Build Limited | Construction | 2017 |
| Duarte Capital Management Ltd | Information & communication | 2019 |
| DUB Hub Music Limited | Information & communication | 2026 |
| Dubai Deal Limited | Real estate | 2025 |
| Dubbed OUT Ltd | Administrative & support | 2021 |
| Duchal Woods Productions Ltd | Wholesale & retail | 2020 |
| Ducky Golf Limited | Wholesale & retail | 2024 |
| Dufftown Holdings Ltd | Households | 2024 |
| Dukes Court RTM Company Ltd | Real estate | 2023 |
| Dunbar Court Management Limited | Households | 1972 |
| Dunemead Limited | Real estate | 1997 |
| Dunlop Advisory Limited | Professional & scientific | 2025 |
| Dunluce Advisory Associates UK Ltd | Information & communication | 2022 |
| Dunluce Investco Ltd | Real estate | 2021 |
| Dunnings Mill Squash & Leisure Centre Limited | Arts & recreation | 1976 |
| Duophonic Ultra High Frequency Disks Limited | Information & communication | 1993 |
| Duplicate Drawing Ltd | Wholesale & retail | 2024 |
| Duraisingham Properties Limited | Real estate | 2020 |
| Durian Jack Digital Ltd | Information & communication | 2014 |
| Dust Tech Ltd | Wholesale & retail | 2023 |
| Duxhurst Construction Consultancy Ltd | Administrative & support | 2017 |
| Dvlv Limited | Construction | 2023 |
| DVS Cleaning Ltd | Other services | 2013 |
| DW Drainage Limited | Construction | 2022 |
| Dwellcourt SPV Padel Ltd | Financial services | 2025 |
| Dwellicious Ltd | Real estate | 2026 |
| DWM Education Ltd | Education | 2017 |
| DWM Electrical Ltd | Construction | 2020 |
| Dymond Associates Limited | Real estate | 2019 |
| Dynamic I Lettings Ltd | Construction | 2017 |
| Dynamic PMC Limited | Professional & scientific | 2025 |
| Dynamic Property and Investments Limited | Real estate | 2020 |
| Dynamic Vision Technologies Ltd. | Information & communication | 2011 |
| Dépaysé Limited | Arts & recreation | 2024 |
| E Squared (E2) Enterprise and Employability CIC | Education | 2012 |
| E&A Commercial & Financial Limited | Professional & scientific | 2014 |
| E-Resourcing Limited | Administrative & support | 2005 |
| E.D. Landscape Garden Services Limited | Agriculture & fishing | 2010 |
| E.J.P Limited | Information & communication | 2014 |
| EA Engine Ltd | Information & communication | 2025 |
| Eacustoms Ltd | Wholesale & retail | 2025 |