| Dougie Mcmillan Welding Ltd | Construction | 2019 |
| Douglas Cairns Consultancy Limited | Education | 2013 |
| Douglas Convenience Ltd | Wholesale & retail | 2012 |
| Douglas Gardens Ltd | Administrative & support | 2014 |
| Douglas Land Surveys Limited | Administrative & support | 2010 |
| Dovercourt Developments Limited | Other services | 1994 |
| Doves Citi Limited | Information & communication | 2025 |
| Down to Earth Garden Care and Maintenance Limited | Administrative & support | 2025 |
| Downbridge Development L.P. | | 2015 |
| Downfield Cabs Ltd | Transport & logistics | 2013 |
| Downfield MOT Centre Ltd | Wholesale & retail | 2022 |
| Downfield Plumbing & Heating Ltd | Construction | 2026 |
| Downfield Property Tayside Ltd | Real estate | 2026 |
| Downie Park Consultancy Limited | Information & communication | 2017 |
| Downiemill Farming Company | | 1996 |
| Dowrock L.P. | | 2012 |
| DP Pro Solutions Ltd | Administrative & support | 2026 |
| DP Wellbeing Limited | Arts & recreation | 2017 |
| Dp&L Events Limited | Administrative & support | 2023 |
| Dp&L Golf Limited | Administrative & support | 2015 |
| Dp&L Group Limited | Professional & scientific | 1954 |
| Dpseco Limited | Professional & scientific | 2021 |
| DQZ Services Ltd | Professional & scientific | 2021 |
| DR Noodles Perth Limited | Hospitality | 2014 |
| DR Noodles Stirling Limited | Wholesale & retail | 2016 |
| DR Print Ltd | Manufacturing | 2025 |
| DR Shah Homeopathic Clinic Ltd | Health & social care | 2024 |
| DR Shah Ltd | Transport & logistics | 2021 |
| DR Signs Ltd | Manufacturing | 2025 |
| DR10 Ltd | Hospitality | 2019 |
| Dragomir Transport Ltd | Transport & logistics | 2023 |
| Dragon City Takeaway Limited | Hospitality | 2015 |
| Dragonfly Properties Scotland Ltd | Real estate | 2015 |
| Dragonfly Yurts Limited | Manufacturing | 2015 |
| Drain Blitz Limited | Water & waste | 2013 |
| Drain Dogs Ltd | Administrative & support | 2012 |
| Drainbusters Scotland Limited | Construction | 2013 |
| DRD Surveyors Ltd | Professional & scientific | 2025 |
| DRE Properties Ltd | Real estate | 2020 |
| Dream Team Removals Ltd | Wholesale & retail | 2026 |
| Dreamgold Trans L.P. | | 2015 |
| Dreamstar Worldwide L.P. | | 2015 |
| Drevo Ltd | Information & communication | 2026 |
| Drew Mill Financial Ltd | Financial services | 2024 |
| Drgcs Ltd | Professional & scientific | 2016 |
| Drimmie Homes Limited | Construction | 2025 |
| Drinks.Mart Ltd | Wholesale & retail | 2020 |
| Drip Dundee Ltd | Wholesale & retail | 2021 |
| Driveberg Universal L.P. | | 2016 |
| Driven by Cake Ltd | Wholesale & retail | 2023 |
| Driver Network Supply Ltd | Transport & logistics | 2021 |
| Drja Transport Ltd | Transport & logistics | 2025 |
| Drone Control Ltd | Information & communication | 2025 |
| Dronepal Ltd | Wholesale & retail | 2023 |
| Dronley Farming Ltd | Agriculture & fishing | 2016 |
| DRS Move Ltd | Transport & logistics | 2002 |
| Drtradelm Ltd | Wholesale & retail | 2025 |
| Drum Coaching Limited | Administrative & support | 2023 |
| Drumellie Limited | Hospitality | 2020 |
| Drumm Electrical Ltd | Construction | 2016 |
| Drummond Muir CF Limited | Financial services | 2025 |
| Drummond-Muir Limited | Wholesale & retail | 2014 |
| Drumnor Investments Limited | Financial services | 2012 |
| Drumoig Renewable Energy Limited | Energy | 2012 |
| Drumsturdy Electrical Resources Limited | Construction | 2008 |
| Drumtochty Tavern Limited | Real estate | 2008 |
| Dryden Global Ltd | Professional & scientific | 2026 |
| Drywall Management Ltd | Construction | 2022 |
| DS Delicious Ltd | Manufacturing | 2019 |
| DS Prestige Auto Care Ltd | Administrative & support | 2026 |
| DS Properties (Dundee) Ltd | Real estate | 2012 |
| DS Shack Limited | Hospitality | 2023 |
| DSC Dundee Ltd | Other services | 2025 |
| DSI Family Ltd | Transport & logistics | 2026 |
| DSK Properties Dundee Ltd | Real estate | 2025 |
| DSK Property Management Ltd | Real estate | 2025 |
| Dsras Ltd | Mining & quarrying | 2017 |
| DSS Scaffolding Ltd | Construction | 2024 |
| Dstewart Logistics Ltd | Transport & logistics | 2026 |
| DT Decorators (Dundee) Ltd | Construction | 2025 |
| DT. Engineering Construction Solutions (Dtecs) Ltd | Professional & scientific | 2008 |
| Dtsis Aberdeen Limited | Professional & scientific | 2011 |
| DTW Complex L.P. | | 2015 |
| DTW Electrical Ltd | Construction | 2023 |
| DTW Energy L.P. | | 2015 |
| Dudek Motors Ltd | Wholesale & retail | 2019 |
| Dudhope Car Sales Ltd | Wholesale & retail | 2026 |
| Dudhope Coachworks 2016 Ltd | Wholesale & retail | 2016 |
| Dudhope Consulting Limited | Professional & scientific | 2021 |
| Dudhope Project Services Ltd | Professional & scientific | 2023 |
| DUE North Properties Limited | Administrative & support | 2009 |
| Duemari Studio Ltd | Manufacturing | 2026 |
| Duffy Corporation Dundee Ltd | Arts & recreation | 2020 |
| Duffy Roofing Ltd | Construction | 2022 |
| Dulse Glasgow Limited | Hospitality | 2022 |
| Dulse London Limited | Hospitality | 2026 |
| Dumont Mountaineering Ltd. | Other services | 2024 |
| Dumulti Limited | Other services | 2017 |
| DUN Restaurants Ltd | Hospitality | 2026 |
| Dunadd View Holiday Cottages Limited | Real estate | 2023 |