| D Byrne Contractors Ltd | Construction | 2012 |
| D Chambers Properties Ltd | Real estate | 2021 |
| D Crooked Jerk House Ltd | Hospitality | 2025 |
| D D M Logistics Limited | Wholesale & retail | 2014 |
| D I Hudson Design Limited | Professional & scientific | 2017 |
| D J Reeves Consultancy Ltd | Professional & scientific | 2024 |
| D Kairos Limited | Hospitality | 2025 |
| D Nails & Spa Wolverhampton Ltd | Other services | 2025 |
| D P Construction Midlands Ltd | Construction | 2025 |
| D P Plumbing & Heating (Wolverhampton) Limited | Construction | 2002 |
| D Pishtalov Ltd | Transport & logistics | 2019 |
| D R Bradnick Projects Limited | Other services | 2021 |
| D R Garden Services Ltd | Administrative & support | 2009 |
| D S E Plumbing & Heating Ltd | Construction | 2018 |
| D Simpson Limited | Real estate | 2010 |
| D Williams & Daughters Ltd | Manufacturing | 2022 |
| D&A Investments Limited | Real estate | 2007 |
| D&A Properties Midland Ltd | Real estate | 2025 |
| D&B Productions CIC | Education | 2026 |
| D&D Medlink Limited | Health & social care | 2025 |
| D&E Luxurious Health Care Solutions Ltd | Real estate | 2023 |
| D&K Cleaning Specialist Ltd | Administrative & support | 2024 |
| D&K Risings Limited | Administrative & support | 2021 |
| D&L Mechanic Ltd | Wholesale & retail | 2025 |
| D&L Property Ltd | Real estate | 2017 |
| D&R Racking Holdings Limited | Financial services | 2024 |
| D&R's Investments Ltd | Wholesale & retail | 2022 |
| D&S Advanced Solutions Ltd | Professional & scientific | 2022 |
| D&S Midlands Transport Ltd | Transport & logistics | 2020 |
| D&Tfashionworld Ltd | Wholesale & retail | 2021 |
| D'Anna Fine Coffee Ltd | Wholesale & retail | 2008 |
| D'Arcys of Shifnal Limited | Hospitality | 2008 |
| D-Gabru Records Ltd | Information & communication | 2020 |
| D-Host Ltd | Hospitality | 2026 |
| D-Invest Ltd | Real estate | 2023 |
| D-Scan Ltd | Real estate | 2020 |
| D. H. Wood Accountancy Services Limited | Professional & scientific | 2002 |
| D. R. Pointon Civil Engineering & Surveying Limited | Construction | 2007 |
| D. Simpson Property Limited | Real estate | 2019 |
| D.A.A. Maintenance Limited | Construction | 2004 |
| D.A.C Industries Limited | Manufacturing | 2010 |
| D.A.M. Heating & Plumbing Limited | Construction | 2003 |
| D.A.R UK Properties Limited | Real estate | 2022 |
| D.B.C. Properties Limited | Real estate | 1958 |
| D.E.E.L.S Limited | Manufacturing | 2003 |
| D.E.O'Reilly Limited | Transport & logistics | 2004 |
| D.E.V. Elopments Midlands Limited | Construction | 2019 |
| D.E.V.Elopments Lettings Limited | Real estate | 2020 |
| D.F. Beniston Limited | Construction | 1973 |
| D.G.S. (Grinding Wheels & Machines) Limited | Manufacturing | 1967 |
| D.Hartill Finance Limited | Real estate | 1960 |
| D.Higgins Engineering Ltd | Professional & scientific | 2018 |
| D.Hopson (Haulage) Limited | Transport & logistics | 2007 |
| D.J. Brennan Properties Limited | Real estate | 2003 |
| D.J.R. Marketing Solutions Limited | Administrative & support | 2003 |
| D.S. Insulations (Midlands) Limited | Construction | 2014 |
| D.W Shutter and Shop Front Limited | Manufacturing | 2026 |
| D.W. Creative Framing Limited | Wholesale & retail | 1991 |
| D.W. MC Hugh Builders Limited | Construction | 2003 |
| D.W.B Carpentry and Construction Ltd | Manufacturing | 2018 |
| D365ADVISORY Limited | Information & communication | 2026 |
| Da-Amen Ltd | Wholesale & retail | 2024 |
| Dabuy Limited | Wholesale & retail | 2025 |
| DAC Media Ltd | Manufacturing | 2023 |
| Daciic Ltd | Wholesale & retail | 2026 |
| Dacostacc Ltd | Administrative & support | 2026 |
| Dacro Automotive Limited | Wholesale & retail | 2023 |
| Dadbods and Beards Limited | Professional & scientific | 2023 |
| Daddy-Vee Logistics Limited | Transport & logistics | 2025 |
| Dadema Ltd | Health & social care | 2019 |
| Dadra Construction Ltd | Construction | 2019 |
| Daffie Company Limited | Health & social care | 2018 |
| Daffodils Private Ltd | Transport & logistics | 2025 |
| Dafftons Limited | Construction | 2024 |
| Dailly Communication Matters Ltd | Health & social care | 2013 |
| Daily Deal 4U Ltd | Wholesale & retail | 2024 |
| Daily Drinks 2021 Ltd | Wholesale & retail | 2021 |
| Daily Foodservice Holdings Ltd | Financial services | 2023 |
| Daily Foodservice Ltd | Manufacturing | 2023 |
| Daily Fresh Produce Ltd | Agriculture & fishing | 2018 |
| Daily Shine Cleaning Services Limited | Administrative & support | 2025 |
| Daily Sparkle in Elegance Limited | Wholesale & retail | 2024 |
| Dailydealshub 99 Ltd | Wholesale & retail | 2026 |
| Dailyfresh Express Ltd | Hospitality | 2025 |
| Daisy & Ted's Ltd | Wholesale & retail | 2024 |
| Daisy Chain Box Ltd | Wholesale & retail | 2025 |
| Daisy Freezer Co. Limited | Real estate | 1976 |
| Daisy Johnson Limited | Arts & recreation | 2019 |
| Daisycare Healthcare Limited | Health & social care | 2021 |
| DAK Carpentry Limited | Manufacturing | 2015 |
| DAK Duhra Ltd | Real estate | 2025 |
| DAL Heating Ltd | Construction | 2022 |
| DAL Santo Enterprises Ltd | Professional & scientific | 2023 |
| Dalat Holdings Limited | Real estate | 2025 |
| Dalboy Limited Limited | Wholesale & retail | 2025 |
| Daldhaman Holding Ltd | Real estate | 2017 |
| Dale Group Ltd | Other services | 2021 |
| Dalehead Flight Connect Limited | Transport & logistics | 2010 |
| Dalehead Flight Connect NE Limited | Transport & logistics | 2020 |
| Daleside Fabrics & Yarns Limited | Manufacturing | 1986 |