| Dillions Group Ltd | Transport & logistics | 2024 |
| Dilmeer Enterprises Ltd | Real estate | 2026 |
| Dima Foods INT Ltd | Wholesale & retail | 2008 |
| Dima Foods Limited | Administrative & support | 2018 |
| Dimball Childcare Ltd | Health & social care | 2022 |
| Dimension Digital Ltd | Professional & scientific | 2022 |
| Dimensions Indoors Limited | Arts & recreation | 1992 |
| Dimestage (Construction Co.) Limited | Construction | 1985 |
| Dimond Crafts Limited | Wholesale & retail | 2021 |
| Dimple Properties Ltd | Real estate | 2024 |
| Dimples Hair and Cosmetics Ltd | Wholesale & retail | 2019 |
| DIN Academy Ltd | Wholesale & retail | 2025 |
| DIN Global Group Limited | Administrative & support | 2020 |
| DIN Manor Residences Ltd | Real estate | 2025 |
| Dina Group Ltd | Real estate | 2026 |
| Dina Wines Ltd | Wholesale & retail | 2020 |
| Dinca Daniel Ltd | Real estate | 2026 |
| Dine at Rise Hall Limited | Hospitality | 2018 |
| Dine at Sefton Park Palm House Ltd. | Hospitality | 2020 |
| Dine at the Hall Ltd. | Hospitality | 2020 |
| Dine Catering Limited | Hospitality | 1998 |
| Dine Delivered Services Ltd. | Extraterritorial | 2020 |
| Dine EOT Trustee Limited | Financial services | 2025 |
| Dine Events & Venues Ltd | Real estate | 2020 |
| Dine Group Limited | Financial services | 2025 |
| Dine Group Services Ltd | Hospitality | 2020 |
| Dine in the Park Ltd | Hospitality | 2020 |
| Dine OR Dash Estates Ltd | Real estate | 2025 |
| Dine OR Dash Franchising Ltd | Professional & scientific | 2025 |
| Dine OR Dash Holdings Ltd | Financial services | 2025 |
| Dine Venues Consultancy LLP | | 2020 |
| Ding Dental Laboratories Limited | Manufacturing | 2013 |
| Ding Properties Ltd | Real estate | 2018 |
| Dingley DCP Ltd | Real estate | 2013 |
| Dingo Digital Services Ltd | Other services | 2022 |
| Dinn Solicitors Ltd | Professional & scientific | 2022 |
| Dinner Box 843 Ltd | Hospitality | 2025 |
| Dinner Box 888 Ltd | Hospitality | 2022 |
| Dinzio Limited | Wholesale & retail | 2016 |
| Diocese of Leeds Limited | Other services | 1999 |
| Diocese of Leeds Trustee | Other services | 1994 |
| Diomedes Games Ltd | Wholesale & retail | 2026 |
| Dipeez.Com Ltd | Wholesale & retail | 2026 |
| Dipo AD OLA Ltd | Arts & recreation | 2023 |
| Direct Audio Visual Ltd | Manufacturing | 2014 |
| Direct Boilers & Heating Ltd | Construction | 2025 |
| Direct Carpet Clearance Limited | Wholesale & retail | 2026 |
| Direct Cleaning Services (Leeds) Ltd | Administrative & support | 2002 |
| Direct Dentures Limited | Health & social care | 1996 |
| Direct Drive Ltd | Administrative & support | 2016 |
| Direct Employment Law Limited | Professional & scientific | 2017 |
| Direct Fans (UK) Limited | Other services | 2014 |
| Direct Fibre Communications Ltd | Construction | 2021 |
| Direct Food Supplies Northern Ltd | Wholesale & retail | 2011 |
| Direct Footwear Ltd | Wholesale & retail | 2016 |
| Direct Franchise Management Services Ltd | Administrative & support | 2018 |
| Direct Gadgets Ltd | Wholesale & retail | 2021 |
| Direct Healthcare Limited | Wholesale & retail | 2007 |
| Direct Heating Installations Limited | Construction | 2011 |
| Direct Leisure (UK) Limited | Arts & recreation | 2011 |
| Direct Lighting Supplies Limited | Wholesale & retail | 2025 |
| Direct Mail Connect Ltd | Information & communication | 2025 |
| Direct Manufacturing Limited | Manufacturing | 2015 |
| Direct Marketing Associates Limited | Transport & logistics | 1992 |
| Direct Mobiles Ltd | Wholesale & retail | 2025 |
| Direct Pick & Drop Ltd | Transport & logistics | 2019 |
| Direct Postal Services Ltd | Other services | 2019 |
| Direct Power Associates Limited | Households | 2003 |
| Direct Properties South Ltd | Real estate | 2021 |
| Direct Safety Management Limited | Professional & scientific | 2015 |
| Direct Smart Repairs Ltd | Wholesale & retail | 2024 |
| Direct Solar Services Ltd | Construction | 2025 |
| Direct Trading International Ltd | Wholesale & retail | 2021 |
| Direct Wellness Ltd | Health & social care | 2024 |
| Directional Finance Services Limited | Professional & scientific | 2011 |
| Director Connect Ltd | Professional & scientific | 2024 |
| Directship Ltd | Wholesale & retail | 2025 |
| Direggie Ltd | Health & social care | 2023 |
| Dirickx Systems Limited | Manufacturing | 2022 |
| Dirty Dawg Grooming Ltd | Other services | 2022 |
| DIS Rainscreen Ltd | Construction | 2021 |
| Disc Space Limited | Administrative & support | 2008 |
| Discobrakes.Com PTE Limited | Wholesale & retail | 1995 |
| Discount Aggregates Ltd | Wholesale & retail | 2025 |
| Discount Carpet Warehouse Ltd | Wholesale & retail | 2013 |
| Discount Decking Limited | Wholesale & retail | 2017 |
| Discount Lets Ltd | Real estate | 2016 |
| Discount Tile Centre Limited | Wholesale & retail | 2008 |
| Discount Windscreen Services Ltd | Wholesale & retail | 2024 |
| Discounted Car Sales Ltd | Wholesale & retail | 2023 |
| Discover Build Ltd | Construction | 2023 |
| Discover Double Bass Ltd | Other services | 2018 |
| Discovery Hotels Limited | Hospitality | 1990 |
| Disha Convenience Ltd | Wholesale & retail | 2025 |
| Dishforth UK Limited | Financial services | 2006 |
| Dismantle Ltd | Construction | 2023 |
| Disomo Media Group Ltd | Professional & scientific | 2020 |
| Dispenser Technologies Limited | Professional & scientific | 2019 |
| Dispensing VAT Advice Limited | Professional & scientific | 2015 |
| Display by Team Ltd | Manufacturing | 2026 |