| Dawley Trading Services Ltd | Administrative & support | 2021 |
| Dawn Cottage Limited | Real estate | 2025 |
| Dawn Education Limited | Education | 2025 |
| Dawn Films Ltd | Information & communication | 2012 |
| Dawson Holdings Wolverhampton Ltd | Real estate | 2024 |
| Dawu Ltd | Wholesale & retail | 2022 |
| DAX Capital Limited | Financial services | 2024 |
| Day and Night Transport Ltd | Transport & logistics | 2024 |
| Daydream Giveaways Ltd | Wholesale & retail | 2021 |
| Daydreams Salon Ltd | Other services | 2015 |
| Daydreams Tanning and Beauty Ltd | Other services | 2014 |
| Dayglow Properties Ltd | Real estate | 2023 |
| Daylesford Enterprise Limited | Health & social care | 2020 |
| Daynote Limited | Real estate | 1986 |
| Dayspring Care Agency Ltd | Public administration | 2024 |
| Daystar Constructions Ltd | Construction | 2020 |
| Dazdan Drainage Solutions Ltd | Water & waste | 2024 |
| Dazzletech Limited | Wholesale & retail | 2018 |
| Dazzlingdogsgroomingsalonwombourne Ltd | Wholesale & retail | 2025 |
| DB FOX Consulting Limited | Professional & scientific | 2015 |
| DB Logistics & Couriers Ltd | Transport & logistics | 2024 |
| DB Safes Limited | Administrative & support | 2012 |
| DBA Estates Limited | Real estate | 2009 |
| DBA Homes (Broseley) Limited | Construction | 2021 |
| DBA Homes (Shifnal 3) Limited | Construction | 2015 |
| DBA Homes (Shifnal) Limited | Construction | 2022 |
| DBA Homes Limited | Professional & scientific | 2013 |
| DBA Investments Limited | Extraterritorial | 2009 |
| DBH (Services) Ltd | Construction | 2014 |
| Dbinfra Limited | Information & communication | 2023 |
| DBM Holdings Group Company Ltd | Financial services | 2026 |
| DBM Marketing Academy Ltd | Professional & scientific | 2025 |
| DBP Property Management Limited | Extraterritorial | 2024 |
| DBS Development Group Limited | Health & social care | 2022 |
| Dbsl Holdings Limited | Real estate | 2009 |
| DBX Transport Ltd | Transport & logistics | 2025 |
| DC Electrical (Midlands) Limited | Construction | 2021 |
| Dc&S Ventures 2 Ltd | Wholesale & retail | 2025 |
| Dc&S Ventures Ltd | Wholesale & retail | 2023 |
| DCD Plastering Limited | Construction | 2010 |
| DCD Travel Services Ltd | Transport & logistics | 2025 |
| DCG (UK) Property Investments Ltd | Real estate | 2021 |
| Dcmccormack Construction Ltd | Construction | 2015 |
| DCR Publishing Limited | Information & communication | 2011 |
| DCW Electrical & Building Services Limited | Construction | 2010 |
| DD Wolves Ltd | Hospitality | 2025 |
| DDC Engineering Solutions Ltd | Professional & scientific | 2000 |
| DDC Highways Limited | Financial services | 2024 |
| DDC UK Services Limited | Professional & scientific | 2022 |
| DDG Property Limited | Real estate | 2024 |
| Ddldt Sales Consultancy Ltd | Wholesale & retail | 2025 |
| DDM Investments Limited | Information & communication | 2014 |
| DDM Transport (West Midlands) Limited | Wholesale & retail | 2025 |
| DDRIVER1 Limited | Transport & logistics | 2015 |
| DDS GAS Services Limited | Construction | 2021 |
| DE Fusion Restaurant and Bar Ltd | Hospitality | 2023 |
| DE HDH Ltd | Hospitality | 2025 |
| DE Quality Homes Limited | Construction | 2021 |
| DE VOS Property Limited | Real estate | 2022 |
| Dead OR Alive Recycling Limited | Extraterritorial | 2023 |
| Deadfit Fitness Ltd | Education | 2020 |
| Deakin Construction Limited | Wholesale & retail | 1990 |
| Deakin Property Ltd | Real estate | 2025 |
| Deal Logic Limited | Administrative & support | 2012 |
| Dealboxuk Ltd | Wholesale & retail | 2025 |
| Dealer Hive Ltd | Information & communication | 2024 |
| Dealglobe Newgen Limited | Administrative & support | 2016 |
| Dealglobe Nominees Limited | Administrative & support | 2016 |
| Deals 360 Ltd | Wholesale & retail | 2025 |
| Dealsteals Outlet Ltd | Wholesale & retail | 2026 |
| Dean Morris Cards Limited | Manufacturing | 2003 |
| Dean Smith Children's Independent Social Care Consultancy Ltd | Health & social care | 2022 |
| Deans Decorating Services Limited | Construction | 2014 |
| Deans Road Convenience Ltd | Wholesale & retail | 2024 |
| Debby’S Pastries Ltd | Manufacturing | 2026 |
| Debney Group Ltd | Other services | 2025 |
| Debug Test Services Limited | Information & communication | 2015 |
| Debugbee Ltd | Wholesale & retail | 2024 |
| Decadence Hair and Beauty Clinic Ltd | Other services | 2023 |
| Deccan Gate Ltd | Wholesale & retail | 2026 |
| Deciduous Ltd | Health & social care | 2019 |
| Decontamination & Disinfection Solutions Ltd | Manufacturing | 2026 |
| Decor Flex Ltd | Construction | 2025 |
| Decor Premium Limited | Extraterritorial | 2020 |
| Decorasian Ltd | Wholesale & retail | 2014 |
| Decorating Supplies Direct Limited | Professional & scientific | 1987 |
| Decorative Finish Ltd | Construction | 2023 |
| DECORE4U Xpress Ltd | Manufacturing | 2025 |
| Dede Ltd | Transport & logistics | 2014 |
| DEE Best Vine Ltd | Wholesale & retail | 2024 |
| DEE Rise Property Ltd | Real estate | 2024 |
| Dee's Prop & Event Limited | Wholesale & retail | 2022 |
| Deebden Limited | Real estate | 2023 |
| Deep Cargo Ltd | Transport & logistics | 2025 |
| Deep Designs Ltd | Construction | 2025 |
| Deep Hair & Beauty Limited | Other services | 2011 |
| Deep Investment Holdings Ltd | Real estate | 2024 |
| Deepak Jewellers Ltd | Wholesale & retail | 2015 |
| Deepika Fashions Ltd | Wholesale & retail | 2017 |
| Deevaughn Property Solutions Limited | Real estate | 2026 |