| DECOR8 Holdings Limited | Financial services | 2025 |
| Deena Ltd | Hospitality | 2021 |
| Deep Heat Limited | Administrative & support | 2021 |
| Deepley Vale Leisure Park Ltd | Hospitality | 2023 |
| Deeply Vale Brewery Ltd | Manufacturing | 2012 |
| Deerhurst Construction Limited | Administrative & support | 2019 |
| Deerview Farm Shop Limited | Wholesale & retail | 2010 |
| Definedcars North West Ltd | Wholesale & retail | 2025 |
| Defqon Frenchies Ltd | Agriculture & fishing | 2021 |
| Dekatek Ltd | Construction | 2011 |
| DEL Joinery Limited | Construction | 2006 |
| Deli Food Group Limited | Administrative & support | 2024 |
| Delicious Catering (Bury) Limited | Hospitality | 2017 |
| Delightful Journeys Consultancy Ltd | Professional & scientific | 2020 |
| Delisa Miller (NW) Ltd | Extraterritorial | 2014 |
| Deliver Oriental Ltd | Wholesale & retail | 2014 |
| Dell Care Ltd | Health & social care | 2020 |
| Delmed Ltd | Health & social care | 2022 |
| Delphik Ltd | Wholesale & retail | 2019 |
| Delta Carriage Limited | Transport & logistics | 2014 |
| Delta One Event Support Ltd | Professional & scientific | 2015 |
| Deluxe Fashion Boutique Ltd | Wholesale & retail | 2023 |
| Deluxxia Ltd | Wholesale & retail | 2019 |
| Dent Dale Limited | Wholesale & retail | 2023 |
| Dents 8 (England) Limited | Wholesale & retail | 2009 |
| Dentsfix Limited | Wholesale & retail | 2020 |
| Derby Hall Trading Company Ltd | Hospitality | 2024 |
| Derka & Sons Ltd | Wholesale & retail | 2024 |
| Design Manage Build 2909 Limited | Professional & scientific | 2024 |
| Design Solutionz Ltd | Information & communication | 2023 |
| Designer Fragrances Ltd | Wholesale & retail | 2023 |
| Deva Capital Limited | Extraterritorial | 2021 |
| Deva Systems Limited | Extraterritorial | 2021 |
| Devault Limited | Extraterritorial | 2021 |
| Devenpark Limited | Real estate | 2017 |
| Devmindpro Limited | Wholesale & retail | 2026 |
| Devon North Limited | Real estate | 2025 |
| Devonshire Gold Ltd | Water & waste | 2024 |
| Dewhurst Groundworks Limited | Construction | 2025 |
| Dexan Limited | Extraterritorial | 2021 |
| DF Corp Ltd | Wholesale & retail | 2014 |
| DFM Ltd | Administrative & support | 2024 |
| Dfrp Limited | Construction | 2016 |
| DG Management Group Ltd | Financial services | 2021 |
| DGH Holdings Ltd | Real estate | 2022 |
| DH Project Management Ltd | Real estate | 2006 |
| DH Vacuum Services LLP | | 2006 |
| DHT Electrical (NW) Ltd | Construction | 2026 |
| Diab Group Ltd | Financial services | 2021 |
| Diab MGT Ltd | Real estate | 2016 |
| Dial a Skip (U.K.) Limited | Real estate | 1983 |
| Dialtech Solutions UK Ltd | Wholesale & retail | 2021 |
| Diamond Care and Services Limited | Health & social care | 2016 |
| Diamond Mining Group Ltd | Wholesale & retail | 2017 |
| Diamond Personal Training Ltd | Arts & recreation | 2002 |
| Diamond Prints 49 Ltd | Manufacturing | 2017 |
| Diamond Solutions (UK) Limited | Information & communication | 2005 |
| Diamondtex Ltd | Wholesale & retail | 2023 |
| Diane Booth Ltd | Professional & scientific | 2026 |
| Diane Nivern Clinic Ltd | Health & social care | 2003 |
| Dictate 2US (International) Limited | Administrative & support | 2013 |
| Dictate 2US (UK) LLP | | 2006 |
| DICTATE2US Limited | Professional & scientific | 1996 |
| Didsbury Gate Management Company Limited | Households | 2009 |
| Difference by Design Ltd | Information & communication | 2017 |
| Digi Suppliers Limited | Wholesale & retail | 2024 |
| Digiassist Limited | Information & communication | 2008 |
| Digicybersols Limited | Information & communication | 2025 |
| Digital Cavalier Ltd | Information & communication | 2009 |
| Digital Girl Empire Ltd | Education | 2025 |
| Digital Resilience Hub Ltd | Education | 2025 |
| Digmoor Dent Limited | Health & social care | 2016 |
| Dignity in Care Limited | Health & social care | 2026 |
| Dignity Vets Ltd | Professional & scientific | 2026 |
| Digs for Dogs Pet Services Limited | Administrative & support | 2014 |
| Diknan Ltd | Real estate | 2025 |
| DIL Property Holdings Limited | Real estate | 2022 |
| Dill Developments Ltd | Real estate | 2024 |
| Dimarkals Limited | Real estate | 2022 |
| Dimecon-Uk Ltd | Administrative & support | 2011 |
| Dingle Holdings Limited | Professional & scientific | 2024 |
| Dingle Vale Holdings Limited | Financial services | 2024 |
| Diplom'Act Ltd | Information & communication | 2003 |
| Direct Flooring & Carpets Limited | Wholesale & retail | 2019 |
| Direct Hydraulics Limited | Manufacturing | 1993 |
| Direct Law and Personnel Limited | Extraterritorial | 2014 |
| Direct Property Management Solutions Ltd | Real estate | 2024 |
| Disability Forms UK Limited | Other services | 2020 |
| Distinctive Lifestyle Limited | Wholesale & retail | 2024 |
| Diva Nails Studio Ltd | Other services | 2026 |
| Dividingsalamander Ltd | Wholesale & retail | 2019 |
| Divine Miracle Ltd | Health & social care | 2023 |
| Dixon Logistics Ltd | Transport & logistics | 2025 |
| Dixon Property Design & Build Limited | Construction | 2025 |
| DJ Paulski Events Ltd | Arts & recreation | 2025 |
| DJ Supply Direct Ltd | Wholesale & retail | 2024 |
| DJH Bury Limited | Professional & scientific | 2001 |
| DJH Payroll and Tax Centre Limited | Professional & scientific | 1990 |
| DJM89 Limited | Wholesale & retail | 2024 |
| DJO Sports Group Ltd | Arts & recreation | 2024 |