| Dalsan Homes Limited | Hospitality | 2024 |
| Daly Property Maintenance Ltd | Construction | 2026 |
| DAM Creative Ltd | Professional & scientific | 2025 |
| DAM Transport Ltd | Transport & logistics | 2021 |
| DAM. Wright Auto Centre Limited | Wholesale & retail | 2006 |
| Damas Investments Limited | Real estate | 2014 |
| Damian Forders Cricket Academy Limited | Arts & recreation | 2003 |
| Damicancook Limited | Wholesale & retail | 2025 |
| Damlj Limited | Professional & scientific | 2025 |
| Damocles Global Ltd | Administrative & support | 2024 |
| Damp Group Bristol Ltd | Construction | 2021 |
| Damspray-Repair Service Ltd | Wholesale & retail | 2015 |
| DAN Berridge Limited | Arts & recreation | 2008 |
| DAN C Consulting Limited | Professional & scientific | 2022 |
| DAN Frankcom Ltd | Professional & scientific | 2025 |
| DAN Hilltout Ltd | Information & communication | 2021 |
| DAN Howell Classics Ltd | Wholesale & retail | 2026 |
| DAN Kift Services Ltd | Professional & scientific | 2021 |
| DAN Parry-Jones Art Limited | Arts & recreation | 2018 |
| DAN Prosser Ltd | Administrative & support | 2017 |
| DAN Rubiano Tattoos Limited | Arts & recreation | 2025 |
| DAN Scotton Ltd. | Professional & scientific | 2011 |
| DAN Watson Logistics Ltd | Transport & logistics | 2024 |
| DAN Yeomans Event Services Limited | Other services | 2022 |
| Dan's Cladding Services Ltd | Construction | 2026 |
| Dan-Floor U.K. Limited | Manufacturing | 1983 |
| Dan-Y-Bont Management Limited | Households | 2002 |
| Danat Property UK Ltd | Real estate | 2021 |
| Danaven Ltd | Professional & scientific | 2018 |
| Danbec Property Limited | Administrative & support | 2016 |
| Dancaformwork UK Limited | Construction | 2016 |
| Dance Factory (Bristol) Limited | Education | 2008 |
| Dance Limited | Education | 2023 |
| Dance Source Ltd | Arts & recreation | 2014 |
| Danceclubvirgilycumbias Limited | Health & social care | 2025 |
| Dancewell Holdings Ltd | Real estate | 2023 |
| Dancewell Ltd | Wholesale & retail | 2023 |
| Dancing Light Media Limited | Information & communication | 2015 |
| Dancing Salmon Productions Ltd | Arts & recreation | 2025 |
| Dancing With Machines Limited | Professional & scientific | 2019 |
| Dancorp Group Limited | Professional & scientific | 2024 |
| Dancrete Technical Services Limited | Construction | 1998 |
| Dandeliion Technologies Limited | Information & communication | 2026 |
| Dandenz Ltd | Health & social care | 2025 |
| Dandia Charitable Trust | Health & social care | 1986 |
| Dando Property Development Ltd | Real estate | 2020 |
| Dandos Bristol Ltd | Hospitality | 2024 |
| Dandy Lion Films Limited | Information & communication | 2015 |
| Danecdote Limited | Administrative & support | 2020 |
| Danetre PFI Holding Company Limited | Other services | 2004 |
| Danetre PFI Project Company Limited | Other services | 2004 |
| Dangerfield Kitchens and Interiors Limited | Professional & scientific | 2026 |
| Dangerfield-Esp Limited | Administrative & support | 2017 |
| Dangerous Dads Club Ltd | Wholesale & retail | 2023 |
| Dangling Carrot Limited | Professional & scientific | 2003 |
| Dangun Central Ltd | Hospitality | 2025 |
| Dani & Slav Limited | Transport & logistics | 2019 |
| Daniel Ablitt Limited | Arts & recreation | 2019 |
| Daniel and Sons Courier Ltd | Transport & logistics | 2018 |
| Daniel Azimzadeh Ltd | Real estate | 2021 |
| Daniel COX Engineering Ltd | Other services | 2024 |
| Daniel Donaldson Mortgages Limited | Financial services | 2013 |
| Daniel Donovan Limited | Construction | 2009 |
| Daniel Downton Ltd | Agriculture & fishing | 2002 |
| Daniel Francis Limited | Other services | 2017 |
| Daniel Gavin Limited | Health & social care | 2014 |
| Daniel Hayden Ltd | Manufacturing | 2018 |
| Daniel Improved Ltd | Construction | 2023 |
| Daniel Lewis Interiors Limited | Construction | 2005 |
| Daniel Martha and Samuel Limited | Wholesale & retail | 1994 |
| Daniel Tucker Property Ltd | Real estate | 2023 |
| Daniel Tudorache Ltd | Manufacturing | 2018 |
| Daniel Woodman & Co. Limited | Professional & scientific | 2002 |
| DANIEL90 Ltd | Transport & logistics | 2021 |
| Danielek Ltd | Transport & logistics | 2025 |
| Daniluxe Homes Ltd | Real estate | 2024 |
| Danish Hardwood Ltd | Wholesale & retail | 2018 |
| Danmin Limited | Administrative & support | 2006 |
| Danny Harris Design Studio Limited | Professional & scientific | 2022 |
| Danny Jenkins Design Ltd | Professional & scientific | 2001 |
| Danny Mcnab Bookmakers Limited | Arts & recreation | 2024 |
| Danny's Burgers Ltd | Hospitality | 2021 |
| Danny's Nest UK Ltd | Hospitality | 2024 |
| Danny's Transport Ltd | Transport & logistics | 2019 |
| Dannydistro Ltd | Construction | 2022 |
| Dano Mart Limited | Wholesale & retail | 2007 |
| Dante Systems Limited | Information & communication | 1989 |
| Dantech Fire Services Ltd | Construction | 2018 |
| Dantek Environmental Services (UK) Ltd | Administrative & support | 2003 |
| Dantrans Europe Ltd | Transport & logistics | 2018 |
| Danube Bristol Market Ltd | Wholesale & retail | 2026 |
| Dany Car Wash Ltd | Other services | 2018 |
| Danziv Properties Ltd | Real estate | 2022 |
| Dapper ST Ltd | Wholesale & retail | 2017 |
| Dappled Daylight Shutter Company Limited | Construction | 2020 |
| Dapr Consultancy Ltd | Information & communication | 2019 |
| Dapta Ltd | Professional & scientific | 2019 |
| DAR Consulting Group Limited | Information & communication | 2025 |
| DAR Trading Services Ltd | Wholesale & retail | 2019 |
| Daraa Takeaway Limited | Hospitality | 2026 |