| CSM Travel Services Ltd | Administrative & support | 2023 |
| Cubb Holdings Ltd | Professional & scientific | 2026 |
| Cuisine Fusion Ltd | Hospitality | 2009 |
| Custard COW Ltd | Professional & scientific | 2025 |
| Customx Limited | Real estate | 2022 |
| Cutting Edge Carpentry (UK) Limited | Construction | 2011 |
| CW Advisory Limited | Information & communication | 2018 |
| Cwgs Holdings 1 Limited | Professional & scientific | 2024 |
| CXM Media Limited | Professional & scientific | 2020 |
| Cypress Grove Investments Ltd | Professional & scientific | 2025 |
| DAB Travel Ltd | Administrative & support | 2015 |
| Damp Course Construction Ltd | Construction | 2020 |
| Damsonthorn Ltd | Wholesale & retail | 2022 |
| Danbow Advisory Ltd | Professional & scientific | 2023 |
| Danescroft Leisure Limited | Arts & recreation | 2026 |
| Daniel Investment Properties Limited | Real estate | 2018 |
| Daniel Rowbottom Ltd | Administrative & support | 2019 |
| Dann-Bonn Ltd | Construction | 1997 |
| Danoak Ltd | Real estate | 2016 |
| Darren & Co Driving Solutions Limited | Administrative & support | 2020 |
| Davhel Danser Limited | Real estate | 2017 |
| David a Wright Limited | Health & social care | 2018 |
| David S Sales Limited | Wholesale & retail | 2015 |
| Davies Cottage Maintenance Ltd | Administrative & support | 2018 |
| Davis Homes & Lettings Ltd | Financial services | 2025 |
| Davispartitioning(Uk) Ltd | Construction | 2007 |
| Daybury Controls Limited | Construction | 2009 |
| DB Energy Efficiency Ltd | Professional & scientific | 2023 |
| Dcole Communications Ltd | Information & communication | 2024 |
| Deakin & Co. Lettings Limited | Real estate | 2013 |
| Decision Day Group Limited | Administrative & support | 2022 |
| Decktek Ltd | Construction | 2022 |
| Deliverwell Couriers Ltd | Transport & logistics | 2019 |
| Delsport UK Limited | Arts & recreation | 2024 |
| Deluxe Agency Limited | Professional & scientific | 2006 |
| Designsandthings Limited | Other services | 2014 |
| Dessy Consulting Limited | Hospitality | 2023 |
| Destination Rainbow Ltd | Extraterritorial | 2021 |
| Destroyingbarrage Ltd | Wholesale & retail | 2019 |
| DFH Welding Services Limited | Manufacturing | 2025 |
| DH Cruise Ltd | Administrative & support | 2026 |
| Diamond Scissorz Ltd | Other services | 2025 |
| Dinostitch Ltd | Administrative & support | 2019 |
| Discovery Veterinary Centre Limited | Professional & scientific | 2018 |
| Dismantling and Engineering Salvage Limited | Administrative & support | 1998 |
| DJL Travel Ltd | Administrative & support | 2015 |
| DK Tuning South Midlands Limited | Wholesale & retail | 2019 |
| DKP Cricket Ltd | Wholesale & retail | 2014 |
| DLH Travel Ltd | Administrative & support | 2022 |
| DLM Carpets Limited | Wholesale & retail | 2014 |
| DMS Barbering Services Limited | Other services | 2016 |
| Dockleaf Digital Ltd | Information & communication | 2013 |
| Docu-Finish Solutions Limited | Professional & scientific | 1986 |
| DOE Conservation Limited | Other services | 2022 |
| DOM D'Angelo Events and Interiors Limited | Manufacturing | 2020 |
| Doncaster Letting Solutions Limited | Households | 2016 |
| Douglas Estates and Properties Ltd | Real estate | 2026 |
| DPE Property Limited | Real estate | 2018 |
| DR C Kaur Limited | Health & social care | 2016 |
| DR W.J. Walker Limited | Health & social care | 1999 |
| DR. S Patel Limited | Health & social care | 2015 |
| Dr.Nader K.Francis Ltd | Health & social care | 2012 |
| DR32 Ltd | Professional & scientific | 2023 |
| Dragon Autocare Ltd | Wholesale & retail | 2017 |
| Drain & Sewer Services Limited | Water & waste | 2017 |
| DRB Haematology Limited | Health & social care | 2024 |
| Drip Services Ltd | Administrative & support | 2017 |
| Drjd Properties Limited | Real estate | 2022 |
| Droitwich Shutters Ltd | Manufacturing | 2020 |
| DS Fusion Ltd | Administrative & support | 2013 |
| DSK Property Holdings Limited | Real estate | 2013 |
| Dunhampton Restaurant Limited | Hospitality | 2017 |
| Dunley Financial Services Limited | Financial services | 2003 |
| Dunley Luxury Lodges Limited | Hospitality | 2022 |
| Duzafishy Ltd | Manufacturing | 2021 |
| E D Chance & SON Ltd | Construction | 2013 |
| E4LIFE Ltd | Wholesale & retail | 2022 |
| Eagle One Logistics Ltd | Transport & logistics | 2015 |
| Ebxps Limited | Information & communication | 2022 |
| EC Midlands Ltd | Administrative & support | 2025 |
| Eden Voyage Limited | Administrative & support | 2026 |
| Edward Rockett Recruitment Services Ltd | Administrative & support | 2026 |
| Edwards (Midlands) Properties Ltd | Construction | 2016 |
| Edwards and Houghton Ltd | Manufacturing | 2026 |
| EF Productions Limited | Professional & scientific | 2026 |
| Eighty Eight Estates Ltd | Real estate | 2023 |
| Eingang Records Limited | Information & communication | 2019 |
| Electronic Dosing Systems Limited | Administrative & support | 1998 |
| Elgar International Brass Symposium Ltd | Education | 2022 |
| Elimoorein Ltd | Administrative & support | 2019 |
| Elite Aluminium Fabrications Holdings Limited | Manufacturing | 2013 |
| Elite Building and Landscaping (Midlands) Ltd | Construction | 2026 |
| Elite Developments and Installations Limited | Construction | 2016 |
| Elite Lock & Safe Ltd | Administrative & support | 2017 |
| Elite One Coaching Limited | Arts & recreation | 2022 |
| Elite People Ltd | Professional & scientific | 2024 |
| Elle JAY Property Limited | Real estate | 2023 |
| Ellis Media Production Limited | Information & communication | 2005 |
| ELP Bistro Ltd | Hospitality | 2025 |
| Eluo Ltd | Construction | 2014 |