| Dogs Run Wild Ltd | Other services | 2025 |
| Doma Groundworks and Civil Engineering Ltd | Construction | 2022 |
| Dominio Global Services Limited | Manufacturing | 2025 |
| DON Dog Ltd | Other services | 2025 |
| Donna Malone Financial Advice Limited | Professional & scientific | 2019 |
| Donovan & Sons Limited | Construction | 2011 |
| Doodle's Dragon Supplies Limited | Wholesale & retail | 2025 |
| Doolittle Properties Limited | Real estate | 2025 |
| Dorchester(Uk) Properties Ltd | Real estate | 2019 |
| Dorin Best Cons Limited | Construction | 2026 |
| Dosa Corner Limited | Hospitality | 2022 |
| Dotdismus.Com Limited | Wholesale & retail | 2000 |
| Dotty Dogs 2 Limited | Professional & scientific | 2023 |
| Double Drama Productions Ltd | Administrative & support | 2023 |
| Double Top Roofing Ltd | Construction | 2025 |
| Doze Sleep Ltd | Wholesale & retail | 2022 |
| DP Commercial Consultants Ltd | Administrative & support | 2019 |
| DP Healthcare Limited | Health & social care | 2026 |
| DPC Plastering Ltd | Construction | 2026 |
| DPM Brickwork Ltd | Construction | 2018 |
| DR Bhat Ltd | Health & social care | 2022 |
| DR Doolittle Pet Foods Ltd | Manufacturing | 2026 |
| Dragon Computer Consultancy Limited | Information & communication | 1998 |
| Drainage & Construction Services Limited | Construction | 2013 |
| Drainage Controls Ltd | Professional & scientific | 2016 |
| Drawpine Residents Association Limited | Households | 1984 |
| Drayton Grove Residents' Company Limited | Households | 2003 |
| Drayton Mount Developments Ltd | Real estate | 2023 |
| Dream Nest Home Furniture Ltd | Manufacturing | 2025 |
| Drift Away Water Cremation Limited | Other services | 2021 |
| Drindod Limited | Real estate | 2024 |
| Driver Support Network Ltd | Transport & logistics | 2025 |
| DRM Fasteners Limited | Wholesale & retail | 2004 |
| Drone Air Solutions Ltd | Professional & scientific | 2022 |
| Drop Kick Studios Limited | Professional & scientific | 2026 |
| DRS Management Limited | Real estate | 2012 |
| Drta Property Solutions Ltd | Real estate | 2025 |
| DRY Riser Installs UK Ltd | Public administration | 2024 |
| DS Motors Ltd (Stourbridge) Ltd | Administrative & support | 2017 |
| DS Worktops Limited | Construction | 2021 |
| DS2 Home Improvements Ltd | Construction | 2021 |
| DSW Accountancy Group Holdings Limited | Financial services | 2022 |
| DSW Property Maintenance Ltd | Construction | 2026 |
| DTB Asset Limited | Extraterritorial | 2024 |
| DTB Investments Ltd | Financial services | 2000 |
| Dubai 1 Shawarma Ltd | Hospitality | 2026 |
| Dudley School Sport Partnership CIC | Education | 2025 |
| Dudley Surgical Appliances Limited | Manufacturing | 1971 |
| Dudley Tool & Engineering Co. Limited | Manufacturing | 1965 |
| Dudley Tool Presswork and Engineering Limited | Manufacturing | 2007 |
| Duffy Consult Ltd | Professional & scientific | 2023 |
| Duka Steelfixing Ltd | Construction | 2026 |
| Duncan Edwards United Limited | Arts & recreation | 2026 |
| Dunebug Limited | Wholesale & retail | 2024 |
| Dunns Service Specialists Ltd | Manufacturing | 2017 |
| Dunsley Business Services Limited | Construction | 1980 |
| Dunwell Stamps Limited | Professional & scientific | 2006 |
| Duracore Limited | Extraterritorial | 2019 |
| Dust Away Ltd | Administrative & support | 2026 |
| DVN Training and Development Limited | Professional & scientific | 2014 |
| DW House Ltd | Real estate | 2021 |
| DWR Caravan & Trailer Services Ltd | Manufacturing | 2017 |
| DY Commercial Units Ltd | Real estate | 2015 |
| DY Peking Limited | Hospitality | 2025 |
| DY8 Limited | Real estate | 2018 |
| Dyhk Limited | Hospitality | 2025 |
| Dynamik App Ltd | Information & communication | 2025 |
| Dynamis Medtech Ltd | Manufacturing | 2021 |
| Dynasaw Limited | Manufacturing | 2009 |
| Dynashape Limited | Manufacturing | 1979 |
| Dynasty Asset Finance Limited | Financial services | 2024 |
| Dynasty Black Limited | Financial services | 2025 |
| Dynasty Electric Limited | Wholesale & retail | 2020 |
| Dynasty Finance Limited | Administrative & support | 2025 |
| Dynasty Partners Limited | Wholesale & retail | 2019 |
| DYO Developments Limited | Professional & scientific | 2024 |
| Dyse EV Ltd | Energy | 2023 |
| E & a Clough Enterprises Ltd | Administrative & support | 2014 |
| E L Electrics LLP | | 2008 |
| E L Pearson Ltd | Hospitality | 2025 |
| E-Fast.Co.Uk Ltd | Information & communication | 2015 |
| E.A. Lewis (Engineering) Limited | Extraterritorial | 1997 |
| E.C.L Fire and Security Ltd | Construction | 2022 |
| Eagle Bay Estates Ltd | Real estate | 2025 |
| EAGLE-7 Retail Ltd | Wholesale & retail | 2011 |
| Eamont Associates Ltd | Professional & scientific | 2012 |
| Earth Happy C.I.C. | Education | 2023 |
| Easy Deals Enterprises Limited | Wholesale & retail | 2026 |
| Easy Easy Wholesale Ltd | Wholesale & retail | 2025 |
| EAT Cuisine Group Limited | Hospitality | 2019 |
| EAT Drink & Sleep Ltd | Hospitality | 2008 |
| EBH Strategy Limited | Professional & scientific | 2025 |
| Ebla Developments Limited | Construction | 2016 |
| EC Publishing Limited | Information & communication | 2023 |
| Ecgba Ltd | Extraterritorial | 2013 |
| Echos Shop Ltd | Wholesale & retail | 2025 |
| ECJ Commercial Ltd. | Professional & scientific | 2021 |
| ECL Management Services Ltd | Administrative & support | 2024 |
| Eclecticsstyles Ltd | Construction | 2023 |
| Eco Grants Solutions Ltd | Construction | 2024 |