| Demilh’S Marketing Solutions Ltd | Information & communication | 2024 |
| Demontfort ST. Developments Limited | Construction | 2018 |
| Demotrans Ltd | Administrative & support | 2018 |
| Dempack Limited | Manufacturing | 2012 |
| Dempharm Ltd | Wholesale & retail | 2025 |
| Demti Ltd | Professional & scientific | 2020 |
| Denbigh Pimlico Limited | Real estate | 2025 |
| Denella Enterprises Ltd | Wholesale & retail | 2016 |
| Denham Knowhow Ltd | Transport & logistics | 2018 |
| Denis Peach Consulting Ltd | Professional & scientific | 2013 |
| Denisa Consulting Ltd | Information & communication | 2017 |
| Deniz ARC Ltd | Manufacturing | 2019 |
| Denizen Children Services Ltd | Health & social care | 2025 |
| Denmak Limited | Wholesale & retail | 2020 |
| Dennison & James Building Contractors Limited | Construction | 2016 |
| Denos Services Ltd | Manufacturing | 2019 |
| Denovo Apparel Ltd | Manufacturing | 2017 |
| Denovo Capital Ltd | Real estate | 2026 |
| Denovo Investment Group Ltd | Financial services | 2021 |
| Denovo Property Portfolio Limited | Real estate | 2020 |
| Denovo Sourcing Ltd | Wholesale & retail | 2023 |
| Denovo Strategies Ltd | Construction | 2024 |
| Densea Ltd | Wholesale & retail | 2018 |
| Densure Holdings Ltd | Real estate | 2016 |
| Densure Investments Limited | Real estate | 2012 |
| Densure Property Consultants Limited | Real estate | 2017 |
| Densurge Ltd | Professional & scientific | 2025 |
| Densy Engineering Limited | Professional & scientific | 2017 |
| Dent - Alert Ltd | Wholesale & retail | 2015 |
| Dent Services Ltd | Health & social care | 2025 |
| DENT41 Group Limited | Real estate | 2023 |
| Dentagama Ltd | Health & social care | 2015 |
| Dental & Facial Aesthetics Limited | Professional & scientific | 2013 |
| Dental Care Clinic Limited | Health & social care | 2007 |
| Dental Lamp Supplies Limited | Professional & scientific | 2005 |
| Dental Rooms Limited | Real estate | 2008 |
| Dentique Dental Clinic Limited | Health & social care | 2006 |
| Dentique Imaging Limited | Extraterritorial | 2010 |
| Denton Grange RTM Company Limited | Households | 2019 |
| Dentpro Solutions Ltd | Health & social care | 2022 |
| Dents to Detail Ltd | Wholesale & retail | 2025 |
| Dentwizard Limited | Real estate | 1997 |
| Denuba Group Limited | Wholesale & retail | 2025 |
| Denuvo Holdings Limited | Financial services | 2019 |
| Denvio Electronics Ltd | Manufacturing | 2019 |
| Denzo Ltd | Transport & logistics | 2023 |
| DEO Ltd | Transport & logistics | 2025 |
| Deol and Deol Sons Ltd | Wholesale & retail | 2022 |
| Deol Property Investments Limited | Real estate | 2024 |
| Deol Transport U.K. Ltd | Transport & logistics | 2025 |
| Deon Hand Car Wash Limited | Other services | 2025 |
| Deore Consultants Limited | Professional & scientific | 2015 |
| Depotlink Soultions Ltd | Real estate | 2024 |
| DEQ Accountancy Limited | Professional & scientific | 2009 |
| Derby 169 Ltd | Real estate | 2013 |
| Derby Care (North) Limited | Health & social care | 2024 |
| Derby Care Limited | Real estate | 2016 |
| Derby City Rugby League Football Club | Arts & recreation | 1999 |
| Derby Diner Ltd | Hospitality | 2024 |
| Derby Road Newsagents Ltd | Wholesale & retail | 2010 |
| Derby Senior Care Limited | Health & social care | 2009 |
| Derby Travel Ltd | Administrative & support | 2018 |
| Dercath Ltd | Administrative & support | 2025 |
| Derden Group Ltd | Real estate | 2021 |
| Derden Trading Limited | Wholesale & retail | 2026 |
| Derisen Limited | Information & communication | 2025 |
| DERM360 Limited | Health & social care | 2023 |
| Dermadeck Technologies Ltd | Information & communication | 2025 |
| Dermalite Skin Clinic Ltd | Other services | 2023 |
| Dermarich Ltd | Other services | 2020 |
| Dermatx Ltd | Manufacturing | 2014 |
| Dermova Ltd | Other services | 2025 |
| Deroi Company (UK) Limited | Administrative & support | 2010 |
| Derrom Construction Specialists Ltd | Construction | 2018 |
| Derwent Builders Ltd | Construction | 2002 |
| Derwent Holly Ltd | Wholesale & retail | 2025 |
| DES Promo Ltd | Wholesale & retail | 2019 |
| DES RAJ Limited | Hospitality | 2013 |
| Desai Brother Catering Limited | Hospitality | 2019 |
| Desai Brothers Catering PVT Ltd | Hospitality | 2018 |
| Desai Brothers Ltd | Wholesale & retail | 2024 |
| Desai Digital Limited | Information & communication | 2022 |
| Desai Investments Ltd | Financial services | 2023 |
| Desai Property Limited | Real estate | 2025 |
| Desai Travel Ltd | Transport & logistics | 2023 |
| Desank Ltd | Wholesale & retail | 2023 |
| Desford Estates Limited | Real estate | 2018 |
| Deshbideshnews Ltd | Information & communication | 2022 |
| Deshi Fashion Limited | Wholesale & retail | 2023 |
| Desi Hunter Ltd | Hospitality | 2025 |
| Desi Khazana Limited | Hospitality | 2024 |
| Desi Masti Limited | Administrative & support | 2021 |
| Desi N Firangi Limited | Hospitality | 2025 |
| Desi Street Food Ltd | Hospitality | 2020 |
| Desi Sweet Centre Leicester Limited | Wholesale & retail | 2009 |
| Desi Tent Hire Limited | Administrative & support | 2009 |
| Design & Display Services Limited | Manufacturing | 2023 |
| Design & Installation Services Limited | Construction | 2005 |
| Design & Print Co (UK) Ltd | Manufacturing | 2014 |
| Design 2 Print Limited | Manufacturing | 2005 |