| Daisy's Domestic Cleaning Services (Lichfield) Ltd | Administrative & support | 2022 |
| Daisy's Domestic Cleaning Services (Midlands) Ltd | Administrative & support | 2022 |
| DAM Fine Barbers Ltd | Other services | 2012 |
| DAM Street Limited | Other services | 2010 |
| Damjul Ltd | Professional & scientific | 2016 |
| Damnfinedigital Ltd | Professional & scientific | 2017 |
| DAN Hynes Drive Cleaning Ltd | Administrative & support | 2019 |
| DAN Hynes Window Cleaning Ltd | Administrative & support | 2020 |
| DAN Stretton Construction Limited | Construction | 2023 |
| Danaan Rail Limited | Transport & logistics | 2024 |
| Danak Group Limited | Transport & logistics | 2022 |
| Danbex Limited | Professional & scientific | 2012 |
| Danciuc & Sons Ltd | Transport & logistics | 2018 |
| Dani J Broadcasting Limited | Information & communication | 2023 |
| Dannmax Limited | Administrative & support | 2009 |
| DAO Reung Ltd | Hospitality | 2022 |
| Daredevil Consulting Limited | Professional & scientific | 2024 |
| Daredevil Recruitment Limited | Extraterritorial | 2012 |
| Dark Star Computers Ltd | Wholesale & retail | 2018 |
| Darnford Group Ltd | Construction | 2024 |
| Darnford Limited | Wholesale & retail | 2026 |
| Darnford Systems Ltd | Manufacturing | 2019 |
| Darren Record Consulting Limited | Professional & scientific | 2017 |
| Darwent Services Limited | Administrative & support | 1978 |
| Darwin Hall Community Association | Real estate | 2010 |
| Data and Process Advantage Ltd | Professional & scientific | 2007 |
| Data Careers (Holdings) Limited | Administrative & support | 2021 |
| Data Careers Limited | Administrative & support | 2002 |
| Datapalm Ltd | Professional & scientific | 2026 |
| Datasharp Central Limited | Information & communication | 2008 |
| Dating Investments Limited | Other services | 2017 |
| Datonix Ltd | Information & communication | 2026 |
| Datum Commercial Projects Limited | Construction | 2023 |
| Dave Trucker Ltd | Transport & logistics | 2024 |
| Dave's Storage Solutions Limited | Transport & logistics | 2022 |
| Dave's Trading Company Limited | Wholesale & retail | 2025 |
| Davenport Inns Ltd | Hospitality | 2017 |
| Davglo Properties Limited | Real estate | 1993 |
| David Burgess Investments Limited | Financial services | 2022 |
| David Evans & Co Limited | Professional & scientific | 2001 |
| David G Meller Advisory Services Ltd | Administrative & support | 2022 |
| David Leigh Associates Limited | Financial services | 2012 |
| David Watson Support Ltd | Administrative & support | 2018 |
| David Werry Education Consultant Limited | Education | 2015 |
| Davis Growth Partners Ltd | Professional & scientific | 2025 |
| Day Aesthetics Lichfield Limited | Other services | 2022 |
| Day Opportunities Ltd | Health & social care | 2001 |
| Daydream Developments Ltd | Real estate | 2026 |
| DB Electrical Midlands Limited | Construction | 2013 |
| DB Paving Limited | Administrative & support | 2026 |
| DBI Engineering Limited | Manufacturing | 2004 |
| DBR Restructuring Limited | Professional & scientific | 2016 |
| DC Automotive Learning and Development Ltd | Education | 2025 |
| DC Contracts Maintenance Limited | Construction | 2018 |
| DCA Transport Limited | Transport & logistics | 2018 |
| DCA Valeting Ltd | Administrative & support | 2018 |
| DDE Consultancy Ltd | Professional & scientific | 2023 |
| DE Montfort Fine Art Limited | Wholesale & retail | 1989 |
| Deacon Services Ltd | Construction | 2022 |
| Dealworks Ltd | Professional & scientific | 2010 |
| Dean Mitchell Creative Limited | Professional & scientific | 2012 |
| Deanslade Events Ltd | Households | 2025 |
| Deanslade Fitness Ltd | Arts & recreation | 2025 |
| Deanslade Ltd | Real estate | 2020 |
| Decadence Interiors Ltd | Wholesale & retail | 2015 |
| Decor Supplies Limited | Financial services | 2004 |
| Decorative Glass and Glazing Services Limited | Construction | 2003 |
| Dedolli UK Property Ltd | Real estate | 2025 |
| Deep Connect Limited | Professional & scientific | 2025 |
| Deep Thought Developments Ltd | Professional & scientific | 2025 |
| DEK Commercials Limited | Wholesale & retail | 2014 |
| Delami Investments Limited | Administrative & support | 2009 |
| Deliver Cars Ltd | Administrative & support | 2019 |
| Dellally Limited | Information & communication | 2018 |
| Deltra International Ltd | Wholesale & retail | 2019 |
| Deluxe Garden Rooms (UK) Limited | Construction | 2024 |
| Demj Ltd | Wholesale & retail | 2010 |
| Demolition Consulting Group Ltd | Construction | 2021 |
| Dempster Properties Ltd | Real estate | 2024 |
| Denham Coaching Limited | Education | 2023 |
| Dent-Fit Limited | Construction | 2019 |
| Denwood Holdings Limited | Professional & scientific | 2013 |
| Denwood Woodworking Machinery Limited | Wholesale & retail | 1984 |
| Derby Aerial Service Limited | Extraterritorial | 2009 |
| Dere Street Productions Limited | Information & communication | 2024 |
| Derek Davis Flooring Limited | Construction | 2024 |
| Derry (Streetly) Limited | Real estate | 1959 |
| Derry Family Holdings Ltd | Financial services | 2025 |
| DESIGN4US LAB Limited | Professional & scientific | 2013 |
| Desire Fragrances Ltd | Wholesale & retail | 2020 |
| Detailbrickwork Ltd | Construction | 2019 |
| DEW Drop Renovations Ltd | Construction | 2026 |
| Dexile Ltd | Professional & scientific | 2023 |
| Dflp Properties Limited | Professional & scientific | 2005 |
| DFO Strategic Limited | Education | 2024 |
| DGK Wealth Management Ltd | Other services | 2015 |
| DGS Home Support Limited | Health & social care | 2015 |
| DH Coaching and Consulting Limited | Health & social care | 2021 |
| DH Hair Design Ltd | Other services | 2020 |
| Dhonylia Ltd | Transport & logistics | 2019 |