| Daisy Maison Limited | Wholesale & retail | 2011 |
| Daisy's Diner Ltd | Hospitality | 2025 |
| Daisypigs Limited | Wholesale & retail | 2025 |
| Dale Park Community Group | Arts & recreation | 2007 |
| Dale Tavern Ltd | Hospitality | 2010 |
| Dale Woods Traffic Management Ltd | Construction | 2019 |
| Dalewood Chase Management Company Limited | Households | 2007 |
| Dallas Interior Design Ltd | Professional & scientific | 2021 |
| Daltcor Limited | Construction | 2022 |
| Damage Control Systems Ltd | Manufacturing | 2025 |
| Damascus Enterprises Ltd | Construction | 2025 |
| Damass Limited | Construction | 1999 |
| Damba Consultants Ltd | Hospitality | 2017 |
| Damp & Timber Surveys Ltd | Professional & scientific | 2020 |
| Damp 2 DRY Building Solutions Limited | Construction | 2016 |
| Damp 2 DRY Surveying (Yorkshire) Ltd | Construction | 2023 |
| Damp FIX Yorkshire Ltd | Construction | 2020 |
| DAN Briggs Marine Ltd | Transport & logistics | 2024 |
| DAN Gavins Golf Ltd | Arts & recreation | 2022 |
| Danbeth Properties Limited | Households | 2025 |
| Dancifi Limited | Arts & recreation | 2025 |
| Dangeos Decor Limited | Wholesale & retail | 2013 |
| Dani 87 Ltd | Transport & logistics | 2018 |
| Daniel James Resourcing Ltd | Information & communication | 2020 |
| Danmerdocdo Limited | Administrative & support | 2025 |
| Dannys Paving & Landscaping Limited | Administrative & support | 2025 |
| Dantone Precision Engineering Ltd | Manufacturing | 2006 |
| Danube Cuisine Ltd | Hospitality | 2025 |
| Danube GAL Ltd | Hospitality | 2024 |
| Danum Strength & Conditioning Ltd | Arts & recreation | 2015 |
| Danvenck Ltd | Wholesale & retail | 2025 |
| Darby Door Systems Limited | Manufacturing | 2022 |
| Dare Developments Limited | Real estate | 2017 |
| Dare Recruit Limited | Professional & scientific | 2017 |
| Darfield Area Amenity Society Limited | Arts & recreation | 1994 |
| Darfield Community Centre Organisation Limited | Administrative & support | 2007 |
| Darkside Developments Limited | Wholesale & retail | 2014 |
| Darkside Paint and Body Limited | Wholesale & retail | 2020 |
| Darley Worsbrough Ltd | Hospitality | 2026 |
| Darling Estates Ltd | Real estate | 2003 |
| Darling FOX Ltd | Other services | 2018 |
| Darren REA Rents Ltd | Households | 2026 |
| Darrenfisher Ltd | Transport & logistics | 2026 |
| Darter Properties Limited | Real estate | 2025 |
| Darton Auto Services Ltd | Wholesale & retail | 2026 |
| Darton Autocare Ltd | Wholesale & retail | 2025 |
| Darton Coffee House Ltd | Hospitality | 2021 |
| Darwill Limited | Manufacturing | 2009 |
| Dash Cameras for Cars Ltd | Wholesale & retail | 2024 |
| Dashi Ltd | Information & communication | 2017 |
| Data Medik Systems Limited | Professional & scientific | 2005 |
| Datek Systems Limited | Manufacturing | 2002 |
| Datum Global Engineering Limited | Professional & scientific | 2022 |
| Datum Rendering Ltd | Construction | 2014 |
| Dave Clark External Coatings Limited | Construction | 2002 |
| Dave Simpson Ltd | Manufacturing | 2013 |
| Dave Sung's Rendering Limited | Construction | 2013 |
| Dave's Respite Register Ltd | Administrative & support | 2025 |
| Davee Ltd | Health & social care | 2005 |
| David Alex Spedition Ltd | Transport & logistics | 2017 |
| David Bagley Ltd | Other services | 2025 |
| David Bird Consultancy Ltd | Professional & scientific | 2014 |
| David Browell Ltd | Wholesale & retail | 2022 |
| David Hough Surveyor Ltd | Professional & scientific | 2006 |
| David J Morgan Limited | Transport & logistics | 2003 |
| David LEE Joinery Ltd | Construction | 2026 |
| David Watson Engineering Ltd | Professional & scientific | 2024 |
| Davidantonia Ltd | Transport & logistics | 2018 |
| Davis Logistic Services Limited | Transport & logistics | 2018 |
| Dawsons (Yorkshire) Ltd | Construction | 2023 |
| Day 2 Day Properties Ltd | Real estate | 2025 |
| Day to Day Business Services Limited | Professional & scientific | 2023 |
| Daymanfield Limited | Real estate | 1987 |
| DB Brick & Stone Ltd | Construction | 2020 |
| DB Online Services Ltd | Wholesale & retail | 2019 |
| DB Transmissions Limited | Manufacturing | 2016 |
| DC Accommodation Ltd | Real estate | 2023 |
| DC Emergency Tyre Fitting Ltd | Wholesale & retail | 2025 |
| DC Joinery Developments Ltd | Construction | 2022 |
| DC Newco Limited | Financial services | 2025 |
| DCG Business Plus Limited | Professional & scientific | 2013 |
| DCL Rentals Limited | Administrative & support | 2014 |
| DCM Logistics Limited | Transport & logistics | 2025 |
| DCR Plant Ltd | Administrative & support | 2018 |
| DCR Trading Ltd | Wholesale & retail | 2023 |
| DCS Evolution Ltd | Information & communication | 2023 |
| DCS Property Development Ltd | Construction | 2024 |
| DCY Swim School Ltd | Education | 2023 |
| DD Engineering Services Limited | Professional & scientific | 2017 |
| DD Facilities Management Ltd | Administrative & support | 2023 |
| DDB Properties Ltd | Real estate | 2015 |
| DDD Digger & Tipper Grab Hire Ltd | Transport & logistics | 2012 |
| DDG Professional Connections Limited | Wholesale & retail | 2004 |
| DDW Utility Provider Ltd | Construction | 2026 |
| DE Morgan Trustee Company Limited | Arts & recreation | 2009 |
| Deacon's Superdec Limited | Wholesale & retail | 2002 |
| Deadline Digital Limited | Professional & scientific | 2014 |
| Deakin Wealth Ltd | Professional & scientific | 2013 |
| Deakindevelopmentsyorkshire Limited | Construction | 2026 |
| Dealco (Barnsley) Limited | Manufacturing | 2007 |