| Danni Williams Hair Limited | Other services | 2024 |
| Darcey's Aggregates Ltd | Transport & logistics | 2023 |
| Dark Scorpion Mechanix Ltd | Construction | 2023 |
| Dark White Digital Ltd | Information & communication | 2014 |
| Darren Aldridge Boatfitting Ltd | Manufacturing | 2019 |
| Darren L Smith Limited | Other services | 2015 |
| Darsen Logistics Limited | Transport & logistics | 2025 |
| Darwin Court Freehold Limited | Real estate | 2017 |
| Dash Installations Limited | Construction | 2017 |
| DAU Draexlmaier Automotive UK Limited | Manufacturing | 1997 |
| Dauben Group Limited | Administrative & support | 2016 |
| Dave Lander Consulting Limited | Professional & scientific | 2008 |
| Daves MOT Centre Ltd | Wholesale & retail | 2023 |
| David Deva Limited | Transport & logistics | 2016 |
| David Hunt Plastic Recycling Ltd | Administrative & support | 2016 |
| David J Foster & Co (Solicitors) Limited | Professional & scientific | 2014 |
| David J Williams Civils Limited | Construction | 2011 |
| David Lewis Construction & Utility Services Limited | Construction | 2023 |
| David Lewis Transport Ltd | Transport & logistics | 2025 |
| David Nicholls Associates Ltd | Professional & scientific | 2026 |
| David Sketchley Limited | Professional & scientific | 2016 |
| Davies and Spiers Limited | Wholesale & retail | 2003 |
| Dawn TIL Dusk Promotions Limited | Wholesale & retail | 2025 |
| Dawnlite Limited | Information & communication | 2005 |
| Dawnrise Property Limited | Hospitality | 2025 |
| Day Property Portfolio Ltd | Real estate | 2024 |
| Daytona Display Holdings Limited | Administrative & support | 2020 |
| DB Collections Ltd | Administrative & support | 2025 |
| DBS Holdings Tamworth Limited | Financial services | 2021 |
| DBX Trading Limited | Professional & scientific | 2023 |
| DC Electrical Services Ltd | Construction | 2026 |
| DCA Wheel Refurbishment Ltd | Wholesale & retail | 2018 |
| DCG Building & Property Services Limited | Construction | 2009 |
| DCH Carpentry Ltd | Construction | 2023 |
| DE Marmion (Harewood Hill) Ltd | Real estate | 2025 |
| DE Marmion (ST Leonards) Ltd | Real estate | 2026 |
| DE Marmion Investments Ltd | Real estate | 2025 |
| DE Nora Water Technologies UK Services Limited | Manufacturing | 1976 |
| Deadmoon Ltd | Manufacturing | 2023 |
| Deakin Plumbing and Heating Services Limited | Construction | 2015 |
| Dean Swift Ltd | Construction | 2014 |
| Dean Wilson Art Ltd | Arts & recreation | 2013 |
| Dean's Landscaping Services Ltd | Administrative & support | 2025 |
| Decimal Cloud Technologies Ltd | Information & communication | 2018 |
| Decorative Bathroom Systems Limited | Wholesale & retail | 1999 |
| Decorscape Limited | Construction | 2019 |
| Decovile Limited | Construction | 2024 |
| Deep Properties Limited | Real estate | 2015 |
| Deer Consultants Limited | Professional & scientific | 2022 |
| Deer Taverns Limited | Hospitality | 2023 |
| Dego Ltd | Real estate | 2024 |
| Dekko Vineyard Ltd | Hospitality | 2025 |
| Dellner Glass Solutions Limited | Manufacturing | 2001 |
| Dellow Comms Limited | Information & communication | 2022 |
| Delrae Enterprises Ltd | Professional & scientific | 2024 |
| Deltas Marine Limited | Administrative & support | 2025 |
| Deni D Designs Limited | Wholesale & retail | 2021 |
| Denny Fast Foods Limited | Hospitality | 2017 |
| Dentique Dental Ltd | Health & social care | 2023 |
| Depasque Ltd | Real estate | 2024 |
| Deputy Homes Ltd | Households | 2025 |
| Dequan Ltd | Hospitality | 2025 |
| Design & Build Development Projects Ltd | Real estate | 2024 |
| Design by Glass Limited | Information & communication | 2015 |
| Design Development Partnership Limited | Professional & scientific | 2007 |
| Destini Ltd | Health & social care | 2022 |
| Detox Design Limited | Professional & scientific | 2006 |
| Developed Living Co Ltd | Real estate | 2022 |
| Devereux Data Ltd | Wholesale & retail | 2019 |
| Devlin Wholesale Limited | Wholesale & retail | 2010 |
| Devon Blinds Limited | Wholesale & retail | 2006 |
| Devon Park Holidays Ltd | Hospitality | 2020 |
| Devsmart Limited | Information & communication | 2011 |
| Dewsbury Services Ltd | Hospitality | 2008 |
| DFW Burton Limited | Wholesale & retail | 2025 |
| DG Payment Solutions Ltd | Administrative & support | 2022 |
| DGA Transport Ltd | Transport & logistics | 2015 |
| Dh.Electrical Tamworth Ltd | Construction | 2025 |
| Dhanoa Haulage Ltd | Transport & logistics | 2019 |
| DHC Electrical Limited | Construction | 2024 |
| DHD Group Manchester UK Ltd | Other services | 2021 |
| DHS Heating Solutions Ltd | Construction | 2026 |
| Dial a JET Limited | Administrative & support | 2004 |
| Diamond Accountancy Services Ltd | Professional & scientific | 2008 |
| Diamond Business Services Ltd | Wholesale & retail | 2007 |
| Diamond Payroll Services Ltd | Extraterritorial | 2009 |
| Diamond Project Management Limited | Construction | 2007 |
| Digeo Productions Ltd | Information & communication | 2018 |
| Digisig Rail Group Ltd | Professional & scientific | 2020 |
| Digisig Rail Ltd | Professional & scientific | 2012 |
| Digital Voodoo Ltd | Manufacturing | 2025 |
| Diplomats Barista Ltd | Hospitality | 2014 |
| Direct Access Automation Ltd | Manufacturing | 2016 |
| Direct Electrical Supply (Tamworth) Limited | Wholesale & retail | 1992 |
| Direct Parts Global Ltd | Wholesale & retail | 2022 |
| Directownersworldwide Ltd | Information & communication | 2018 |
| Discover Group Limited | Wholesale & retail | 2016 |
| Disklabs Limited | Information & communication | 1997 |
| Distinctive Property Development Ltd | Construction | 2013 |
| Distribution Services China-Uk Ltd | Administrative & support | 2015 |