| Dawson International (UK) Ltd. | Financial services | 2022 |
| Dawta CIC | Information & communication | 2024 |
| Daxa Building Solutions Ltd | Construction | 2021 |
| Daxa Developments Ltd | Real estate | 2023 |
| Daxa Management Ltd | Real estate | 2025 |
| Daxer Limited | Manufacturing | 2026 |
| Day & Knight Developments Ltd | Real estate | 2023 |
| Day and Knight Heating Ltd | Construction | 2022 |
| Day Architects Ltd | Professional & scientific | 2019 |
| Day Dweller Limited | Wholesale & retail | 2017 |
| Day ENT Limited | Administrative & support | 2017 |
| Day Turner Property Ltd | Construction | 2023 |
| Day's Facilities Ltd | Construction | 2020 |
| Dayana Ltd | Transport & logistics | 2020 |
| Daybooks Limited | Professional & scientific | 2015 |
| Daydayup BS8 Ltd | Hospitality | 2023 |
| Dayi Canyon Electronic Commerce Co., Ltd | Manufacturing | 2021 |
| Daylight Group Ltd | Financial services | 2025 |
| Daymark Capital Limited | Real estate | 2005 |
| Dayment Property Investments LLP | | 2025 |
| Daymz Limited | Energy | 2016 |
| Days Facilities Bristol Limited | Administrative & support | 2023 |
| Days Plastering & Rendering Limited | Construction | 2011 |
| Daytona Consult Ltd | Professional & scientific | 2026 |
| Dazed & Confused Limited | Administrative & support | 2008 |
| Dazevie Consultancy Ltd | Other services | 2018 |
| Dazzling Engineering Ltd | Construction | 2026 |
| DB Carpentry Limited | Construction | 2016 |
| DB Construction Services (West) Ltd | Construction | 2021 |
| DB Core Building and Maintenance Limited | Construction | 2026 |
| DB Drywall Finishers Ltd | Construction | 2021 |
| DB Dubbing Limited | Manufacturing | 2002 |
| DB Electrical (Bristol) Ltd | Construction | 2022 |
| DB Electrical Solutions (UK) Ltd | Construction | 2013 |
| DB Executive Travel & Wedding Cars Limited | Transport & logistics | 2024 |
| DB Holdings (Bristol) Limited | Real estate | 2024 |
| DB International (Bristol) Limited | Extraterritorial | 2017 |
| DB Networking Ltd | Construction | 2020 |
| DB Properties Bristol Limited | Real estate | 2021 |
| DB Property Group Ltd | Construction | 2015 |
| DB Records Limited | Extraterritorial | 1998 |
| DB Recruitment Ltd | Extraterritorial | 2016 |
| DB Roofing Ltd | Construction | 2020 |
| DB Services (South West) Limited | Construction | 2022 |
| DB Solutions (South West) Ltd | Construction | 2021 |
| DB WAX Removal Ltd | Health & social care | 2023 |
| Dball Trading Ltd | Wholesale & retail | 2022 |
| DBC Property Solutions Limited | Other services | 2026 |
| DBC Recruitment Limited | Professional & scientific | 2007 |
| DBC South West Limited | Professional & scientific | 2024 |
| Dbctrans Ltd | Transport & logistics | 2025 |
| Dbgd Limited | | 2014 |
| DBM (Services) Limited | Other services | 2011 |
| DBM Envelope Consulting Ltd | Construction | 2016 |
| DBM Investments Limited | Wholesale & retail | 2010 |
| DBM Retail Limited | Wholesale & retail | 2011 |
| Dbnetlink Limited | Information & communication | 2000 |
| DBP 1 Ltd | Construction | 2015 |
| DBP 2 Ltd | Construction | 2015 |
| DBP 3 Ltd | Construction | 2015 |
| DBP 4 Ltd | Other services | 2016 |
| DBP10 Limited | Other services | 2017 |
| DBP6 Limited | Other services | 2017 |
| DBP7 Limited | Real estate | 2017 |
| DBP8 Limited | Other services | 2017 |
| DBP9 Limited | Real estate | 2017 |
| DBS Bristol Limited | Education | 2012 |
| DBS Consulting Services Limited | Other services | 2023 |
| DC & MD Property Ltd | Real estate | 2021 |
| DC Construct Limited | Construction | 2021 |
| DC Direct Ltd | Extraterritorial | 2025 |
| DC Fire & Security Systems Limited | Administrative & support | 2020 |
| DC Furniture Ltd | Manufacturing | 2020 |
| DC Management Solutions Ltd | Construction | 2016 |
| DC Ocean Foods Ltd | Wholesale & retail | 2024 |
| DC Plumbing, Heating & GAS Limited | Construction | 2015 |
| DC Voyage Advisery Ltd | Professional & scientific | 2026 |
| Dc&V Limited | Administrative & support | 2016 |
| Dcal Tattoo Limited | Arts & recreation | 2025 |
| DCB Consulting (SW) Ltd | Professional & scientific | 2007 |
| DCE Animations Limited | Information & communication | 2014 |
| DCE Contracting Ltd | Construction | 2018 |
| DCE Leisure Ltd | Hospitality | 2022 |
| DCG Consulting Ltd | Financial services | 2013 |
| DCH Maintenance Limited | Construction | 2014 |
| DCL Doors and Windows Ltd | Construction | 2021 |
| DCL Motors Ltd | Wholesale & retail | 2012 |
| Dclear Property Limited | Real estate | 2024 |
| Dclthomas Ltd | Professional & scientific | 2022 |
| DCM Care Limited | Health & social care | 2018 |
| DCM Lettings Ltd | Real estate | 2024 |
| Dcmr Limited | Professional & scientific | 2025 |
| Dcomm Digital Ltd | Wholesale & retail | 2022 |
| DCR Data Ltd | Information & communication | 2025 |
| Dcrewe Limited | Construction | 2014 |
| Dcrm Ltd | Financial services | 2023 |
| Dcrp Facades Specialist Ltd | Construction | 2023 |
| Dctc Group Ltd. | Extraterritorial | 2016 |
| Dctc Holdings Ltd. | Extraterritorial | 2016 |
| DCW Insights Ltd | Information & communication | 2020 |