| Dccog Limited | Professional & scientific | 2021 |
| Dccomm LP | | 2025 |
| Dcef Founder Partner III, L.P. | | 2011 |
| DCF Investments Ltd | Real estate | 2010 |
| DCG & Partners LP | | 2014 |
| DCM Construction (Edinburgh) Limited | Construction | 2014 |
| Dcoded Limited | Information & communication | 2002 |
| Dcolt Limited | Professional & scientific | 2018 |
| Dcommerce Ltd | Information & communication | 2020 |
| Dcpd Ltd. | Real estate | 2005 |
| DCS Cleaning Scotland Ltd | Agriculture & fishing | 2021 |
| DCS HR Services LP | | 2021 |
| DCS Limited | Real estate | 1963 |
| DCW Services Limited | Extraterritorial | 2017 |
| DD Hammocks Ltd | Wholesale & retail | 2012 |
| DD Outdoors Ltd | Extraterritorial | 2021 |
| DDC Construction (Scotland) Ltd | Construction | 2021 |
| DDF 2 FP GP LLP | | 2021 |
| DDF 2 FP LP | | 2021 |
| DDG Consultancy Ltd | Professional & scientific | 2015 |
| DDG Trading Ltd | Manufacturing | 2020 |
| DDJ Properties Ltd | Real estate | 2021 |
| DDL Care Services Ltd | Health & social care | 2016 |
| Ddsgrdj Limited | Wholesale & retail | 2023 |
| Ddvisuals Ltd | Information & communication | 2024 |
| Ddzc Management Ltd | Extraterritorial | 2012 |
| DE Beaux Medical Services Limited | Health & social care | 2015 |
| DE Bourbon Capital Partners | | 2000 |
| DE Gramont & Guiche L.P. | | 2013 |
| DE Jolac UK Limited | Wholesale & retail | 2024 |
| DE LA Warr SLP | | 1996 |
| DE Larrobla Investments LP | | 2017 |
| DE Love L.P. | | 2012 |
| DE Mora Limited | Professional & scientific | 2026 |
| DE Prey Consulting Ltd | Professional & scientific | 2013 |
| DE Santis Trade LP | | 2015 |
| DE Vries Studio Limited | Information & communication | 2024 |
| DE Winter Limited | Professional & scientific | 2026 |
| De-Angelo UK Ltd | Wholesale & retail | 2024 |
| DEACON1788 Limited | Hospitality | 2014 |
| Dead Cool Apps Ltd. | Information & communication | 2015 |
| Dead END Brew Machine Limited | Manufacturing | 2014 |
| Deadline News Limited | Information & communication | 2021 |
| Deaf Action | Education | 2011 |
| Deal Business LP | | 2016 |
| Deal Logic DOX LP | | 2014 |
| Dealan Consultants Ltd | Construction | 2018 |
| Dealan Property Ltd | Real estate | 2021 |
| Dealiq Ltd | Information & communication | 2026 |
| Dealmex Group LP | | 2016 |
| Dealscanai Ltd | Information & communication | 2024 |
| Dealwithus Ltd | Wholesale & retail | 2025 |
| Dean & Isabella Stonehouse Ltd | Extraterritorial | 2012 |
| Dean Grounds Association Limited | Real estate | 1888 |
| Dean Jones Hairdressing Ltd | Other services | 2013 |
| Dean Marine Advisers Ltd | Transport & logistics | 2012 |
| Dean Mccathie Contracts Limited | Construction | 2023 |
| Dean Mccathie Painters & Decorators Ltd. | Construction | 2018 |
| Dean Park Advisers Ltd | Administrative & support | 2024 |
| Dean River Asset Management Limited | Extraterritorial | 2000 |
| Dean Uroradiology Limited | Health & social care | 2011 |
| Dean,Davis,Harvey & Partners | | 1994 |
| Deanburgh Limited | Other services | 2002 |
| Deanfoot Ltd | Real estate | 2025 |
| Deanhaugh Blacket Limited | Hospitality | 2023 |
| Deans Solicitors and Estate Agents LLP | | 2014 |
| Deanston Stima Limited | Energy | 2012 |
| Deanswood Services LP | | 2012 |
| Dear Girls Club CIC | Other services | 2025 |
| Deardarlingsalon Limited | Other services | 2026 |
| Deathcrab Ltd | Information & communication | 2024 |
| Debate Report Limited | Information & communication | 2025 |
| Deblanc Ltd | Arts & recreation | 2011 |
| Debra Alliance LP | | 2015 |
| Debt Advisory Services (Scotland) Limited | Financial services | 2006 |
| Debt Assistance Limited Partnership | | 2008 |
| Debz and John Ltd | Hospitality | 2019 |
| DEC Industry LP | | 2014 |
| Decade City Limited | Professional & scientific | 2012 |
| Decagram Art and Craft CIC | Arts & recreation | 2018 |
| Decanter Winery & Dinery Ltd | Hospitality | 2019 |
| Decato LP | | 2016 |
| Decato Tippers Ltd | Transport & logistics | 2023 |
| Decato Transport Ltd | Transport & logistics | 2016 |
| Decatur Capital LP | | 2014 |
| Deccan Scot Limited | Wholesale & retail | 2019 |
| Deck 33 Ltd | Information & communication | 2025 |
| Declamatory Ltd | Information & communication | 2024 |
| Deconvolvr Limited | Professional & scientific | 2026 |
| Decorum Decorators Edinburgh Ltd | Construction | 2018 |
| Decuriate Limited | Administrative & support | 2014 |
| Decurion Limited | Professional & scientific | 2014 |
| DEE (GB) Distribution Limited | Wholesale & retail | 2019 |
| DEE Developer Limited | Real estate | 2024 |
| DEE SET Logistics Limited | Administrative & support | 2000 |
| Dee's Beauty Ltd | Other services | 2020 |
| Dee'Z Properties Limited | Real estate | 2025 |
| Deea Properties Ltd | Real estate | 2021 |
| Deebee Limited | Professional & scientific | 1994 |
| Deeforth Ltd | Real estate | 2016 |