| Dklj Limited | Administrative & support | 2012 |
| Dl&Juxe Fixitplumbers Ltd | Construction | 2008 |
| Dlkitchensandbathrooms Ltd | Construction | 2022 |
| Dllw Ltd | Administrative & support | 2017 |
| DLP Services North West Limited | Construction | 2019 |
| DM Aesthetics Ltd | Other services | 2016 |
| DM Gill Euxton Limited | Professional & scientific | 2023 |
| DM Property Group Ltd | Real estate | 2019 |
| Dmasters Ltd | Information & communication | 2018 |
| DMB Professionals Ltd | Administrative & support | 2022 |
| DMC Mental Health Limited | Health & social care | 2024 |
| DMH Haulage Contractors Ltd | Transport & logistics | 2020 |
| DMK Landscape and Design Ltd | Administrative & support | 2024 |
| Dmshqg Ltd | Arts & recreation | 2025 |
| DOC Kapoor Ltd | Health & social care | 2013 |
| Docks MX Ltd | Arts & recreation | 2024 |
| Dodds Farm (Aspull) Management Company Limited | Households | 2018 |
| Dog & Pint Ltd | Hospitality | 2025 |
| Dog Field Holker Lane Ltd | Other services | 2024 |
| Dogs Country Club Limited | Other services | 2015 |
| Dohire Ltd | Information & communication | 2016 |
| Doing Digital Ltd | Information & communication | 2026 |
| Doing IT for Dylan Ltd | Health & social care | 2018 |
| Dolan Commercial Limited | Professional & scientific | 2022 |
| Dolled UP Beauty Ltd | Other services | 2022 |
| Dollz Confetti Limited | Wholesale & retail | 2021 |
| DOM Logistics Ltd | Transport & logistics | 2024 |
| Domain Farm Ltd | Professional & scientific | 2021 |
| Domestic Demands Ltd | Administrative & support | 2021 |
| Domestic Eco Solutions Ltd | Construction | 2019 |
| Dometir Limited | Extraterritorial | 1988 |
| Domini Developments Limited | Construction | 2023 |
| Dommer-Trans Ltd | Transport & logistics | 2011 |
| Domus Meus Lettings Ltd | Real estate | 2023 |
| Domusea Developments Ltd | Construction | 2013 |
| DON Simmon Trading Limited | Wholesale & retail | 2023 |
| Done Investments Limited | Real estate | 2023 |
| Donna Williams Send Support Ltd | Education | 2022 |
| Dont Burst My Bubble Ltd | Arts & recreation | 2022 |
| Doodles Nursery Limited | Health & social care | 2011 |
| DOOR2DOOR Taxis Ltd. | Transport & logistics | 2017 |
| Doorstop Rentals Ltd | Real estate | 2020 |
| Dora Noema Limited | Information & communication | 2024 |
| Dotthree Search Limited | Administrative & support | 2017 |
| Double SIX Productions Ltd | Information & communication | 2025 |
| Douglas & Sons Logistics Network Ltd. | Transport & logistics | 2016 |
| Douglas & Wayne Ltd | Real estate | 2016 |
| Douglas Roof Cleaning & Repairs Ltd | Construction | 2021 |
| Dowman Holdings Ltd | Extraterritorial | 2016 |
| Down by the Forest Limited | Education | 2026 |
| Downie Cottages Ltd | Real estate | 2024 |
| Doyen Digital Ltd | Administrative & support | 2023 |
| DP Residential Limited | Real estate | 2022 |
| DP4TRANS Ltd | Transport & logistics | 2018 |
| DPJ Equine Limited | Agriculture & fishing | 2022 |
| DPJ Estates Limited | Real estate | 2020 |
| DPJ Premium Ltd | Wholesale & retail | 2019 |
| DR C Scales Medical Limited | Health & social care | 2020 |
| DR Claire Todd Ltd | Health & social care | 2026 |
| DR Energy Assessor Ltd | Professional & scientific | 2017 |
| DR FT Secure Consulting Limited | Health & social care | 2026 |
| DR Mamidi Ltd | Health & social care | 2021 |
| DR QJ Limited | Health & social care | 2026 |
| DR S ALI Locum GP Limited | Health & social care | 2020 |
| Draig Technology Ltd. | Information & communication | 1999 |
| Draper & Jones Services (UK) Limited | Administrative & support | 2013 |
| Drawing Board Studios Ltd | Information & communication | 2022 |
| Dreamcon Limited | Construction | 2017 |
| Dreamland Takeaway Limited | Wholesale & retail | 2014 |
| Dreamtex Limited | Wholesale & retail | 2012 |
| Drew Property Developments Ltd | Real estate | 2026 |
| DRI Box Limited | Wholesale & retail | 2012 |
| Dripbuster Plumbing & GAS Ltd | Construction | 2008 |
| Drive 2 Survive Ltd | Transport & logistics | 2019 |
| Driven Clay Company Limited | Arts & recreation | 2017 |
| Driver 2 Go Limited | Transport & logistics | 2010 |
| Driver Contracts NW Ltd | Transport & logistics | 2018 |
| DRL Property Ltd | Real estate | 2019 |
| DRM SET Works Ltd | Construction | 2019 |
| Droyt Products Limited | Manufacturing | 1937 |
| Drumhead Holdings Chorley Limited | Financial services | 2000 |
| Drury Lane Property Freeholds Limited | Real estate | 2023 |
| Drury Lane Property Ltd | Real estate | 2019 |
| Drurylaneproperty Investments Ltd | Real estate | 2021 |
| Drurylaneproperty Management Ltd | Construction | 2020 |
| Dryad Limited | Real estate | 2015 |
| DS & AI Ltd | Information & communication | 2024 |
| DS Ways Transportation Ltd | Transport & logistics | 2014 |
| DS1 Retail Ltd | Other services | 2024 |
| Dsbs Properties Ltd | Real estate | 2023 |
| DSJ Limited | Construction | 2022 |
| Dsmfs Limited | Manufacturing | 2012 |
| DSV Groundworks Limited | Construction | 2023 |
| DT Services Holdings Ltd | Financial services | 2020 |
| Dtec Engineering Services Ltd | Professional & scientific | 2018 |
| DTG Property Limited | Construction | 2017 |
| DTG Residential Property Limited | Construction | 2019 |
| DTL Groundworks Ltd | Construction | 2019 |
| DTS UK Group Limited | Financial services | 2026 |
| DTW Tools and Machinery Limited | Wholesale & retail | 2011 |