| Dieselcraft Ltd | Wholesale & retail | 2002 |
| Diet Club UK Ltd | Health & social care | 2019 |
| Diet World Ltd | Information & communication | 2025 |
| Difference Matters Ltd | Information & communication | 2008 |
| Different Care Holdings Ltd | Health & social care | 2022 |
| Different Care Ltd | Health & social care | 2017 |
| Diffstone Property Limited | Real estate | 2020 |
| DIG & Shift Limited | Construction | 2010 |
| DIG Vinyl Limited | Wholesale & retail | 2015 |
| Digidatai Marketing Ltd | Information & communication | 2024 |
| Digiplatz Limited | Wholesale & retail | 2026 |
| Digisurge Ltd | Professional & scientific | 2020 |
| Digital 4 Trades Ltd | Professional & scientific | 2022 |
| Digital Advisors Ltd | Information & communication | 2010 |
| Digital Audiology Technologies Limited | Professional & scientific | 2016 |
| Digital Config Limited | Information & communication | 2012 |
| Digital Connections Limited | Information & communication | 2002 |
| Digital Daily Limited | Professional & scientific | 2023 |
| Digital Days Ltd | Information & communication | 2024 |
| Digital Discoveries Ltd | Information & communication | 2023 |
| Digital Domain Limited | Information & communication | 1987 |
| Digital Dragon Tech Co., Ltd | Information & communication | 2024 |
| Digital Engineering Studio Ltd | Professional & scientific | 2018 |
| Digital Florists Ltd | Information & communication | 2024 |
| Digital Inspiron Ltd | Information & communication | 2021 |
| Digital Magic Sound and Light Solutions Limited | Administrative & support | 2026 |
| Digital Notation Limited | Information & communication | 2012 |
| Digital Pine Studios Limited | Information & communication | 2017 |
| Digital Service Cover Limited | Other services | 2011 |
| Digital Travel Marketing Group Limited | Information & communication | 2018 |
| Digital Velocity Labs Ltd | Information & communication | 2024 |
| Digital Windows AI Ltd | Wholesale & retail | 2024 |
| Digital Zone International Ltd | Wholesale & retail | 2024 |
| Digitalium Ltd | Extraterritorial | 2012 |
| Digitally Done Ltd | Professional & scientific | 2019 |
| DIGITALNOMAD4LIFE Ltd | Hospitality | 2025 |
| Digitalpromo Limited | Wholesale & retail | 2004 |
| Digitech Systems Ltd | Administrative & support | 2019 |
| Digitus Rain Limited | Professional & scientific | 2019 |
| Digix Limited | Information & communication | 2020 |
| Diguofashion Ltd | Other services | 2019 |
| Digz. Ltd | Hospitality | 2021 |
| Dijwar Ltd | Transport & logistics | 2025 |
| Dikk Limited | Hospitality | 2025 |
| Dilan Cafe and Bistro Ltd | Hospitality | 2025 |
| Dilan Property Ltd | Real estate | 2017 |
| Dilaxson Group UK Ltd | Wholesale & retail | 2026 |
| Diligx Ltd | Information & communication | 2026 |
| Dillar Limited | Wholesale & retail | 2024 |
| Dimity Limited | Professional & scientific | 2023 |
| Dimixitas Limited | Information & communication | 2017 |
| Dina Solutions Ltd | Professional & scientific | 2025 |
| Dine Time Limited | Wholesale & retail | 2010 |
| Dinersexpress Limited | Hospitality | 2025 |
| Dinford Limited | Administrative & support | 2018 |
| Dinford Ventures LP | | 2018 |
| Ding Brown Associates Ltd | Other services | 2015 |
| Dingle 2000 CIC | Health & social care | 1994 |
| Dingle Kids Club Ltd | Health & social care | 2013 |
| Dingle Multi Agency Centre Limited | Other services | 1997 |
| Dinh the Beautyplus Ltd | Other services | 2022 |
| Dinner Club Network Limited | Administrative & support | 2023 |
| Dinoclear Cleaning Services Ltd | Administrative & support | 2025 |
| Dinojg Logistics Ltd | Transport & logistics | 2026 |
| Dinoservices Limited | Transport & logistics | 2015 |
| Dinstan Ltd | Transport & logistics | 2018 |
| Dipak Chopra Limited | Professional & scientific | 2021 |
| Dipco Properties Ltd | Construction | 2021 |
| Direct 2 Wealth Limited | Professional & scientific | 2023 |
| Direct Associates Consulting Limited | Professional & scientific | 2005 |
| Direct Building Contractors Limited | Construction | 2019 |
| Direct Buying Services Ltd | Wholesale & retail | 2018 |
| Direct Buying Solutions Ltd | Wholesale & retail | 2012 |
| Direct Commissioning Solutions Ltd | Professional & scientific | 2023 |
| Direct Developments (NW) Limited | Real estate | 2003 |
| Direct Developments Group Ltd | Real estate | 2019 |
| Direct Developments Properties Ltd | Real estate | 2019 |
| Direct Discounts (Liverpool) Ltd | Wholesale & retail | 2020 |
| Direct Document Solutions Limited | Administrative & support | 2019 |
| Direct Facilities Services Ltd | Administrative & support | 2018 |
| Direct Film Industries Limited | Information & communication | 1995 |
| Direct Film Vehicles Limited | Information & communication | 2003 |
| Direct Heating & Plumbing Limited | Professional & scientific | 2006 |
| Direct Hire Solutions Limited | Administrative & support | 2024 |
| Direct Move North West Limited | Real estate | 2019 |
| Direct PM Limited | Professional & scientific | 2024 |
| Direct Professional Services 1 Limited | Transport & logistics | 2022 |
| Direct Property Investments Ltd | Real estate | 2010 |
| Direct Replacement Solutions Limited | Wholesale & retail | 2018 |
| Direct Transferable Film (DTF) Ltd | Other services | 2017 |
| Direct Travel Liverpool Ltd | Transport & logistics | 2026 |
| Direct Vehicle Glass Ltd | Wholesale & retail | 2005 |
| Directdrop Couriers Ltd | Transport & logistics | 2026 |
| Directional Emergency Sirens Ltd | Manufacturing | 2023 |
| Director's Box Holdings Limited | Administrative & support | 2025 |
| Directors CUT L17 Ltd | Other services | 2014 |
| Directscale Limited | Professional & scientific | 1999 |
| Dirtbusters Liverpool Limited | Other services | 2014 |
| Dirty Dog Huyton Ltd | Wholesale & retail | 2021 |
| Dirty Little Goblins Ltd | Administrative & support | 2017 |