| DAN Car Logistics Ltd | Wholesale & retail | 2019 |
| DAN Developments and Wholesale Limited | Construction | 2013 |
| DAN Finnigan Lighting Ltd | Information & communication | 2012 |
| DAN Howarth Transport Ltd | Transport & logistics | 2019 |
| Dana C Ltd | Manufacturing | 2018 |
| Danbamberproductionservices Limited | Arts & recreation | 2024 |
| Dandelion Engineering Limited | Administrative & support | 2015 |
| Dandelions Pre-School C.I.C. | Education | 2009 |
| Dandylan Properties Ltd | Real estate | 2024 |
| Dani Amigos Pizza Ltd | Hospitality | 2024 |
| Dani Barber Oldham Ltd | Other services | 2026 |
| Dani Building Works Limited | Construction | 2023 |
| Dani Hair Style Manchester Ltd | Other services | 2023 |
| Danic Engineering Limited | Professional & scientific | 2018 |
| Danich Ltd | Wholesale & retail | 2025 |
| Daniel & Baker Solicitors Ltd | Professional & scientific | 2018 |
| Daniel FEW Ltd | Other services | 2018 |
| Daniel John Accountancy Limited | Other services | 2006 |
| Daniel Lees Consulting Ltd | Administrative & support | 2025 |
| Danilav Ltd | Transport & logistics | 2017 |
| Danis David Limited | Construction | 2024 |
| Danish Export Cars Ltd | Wholesale & retail | 2024 |
| Danny & Co Barbers Ltd | Other services | 2014 |
| Dannybuilds Ltd | Construction | 2024 |
| Dannydidit Ltd | Construction | 2024 |
| Danray Support Services Ltd | Wholesale & retail | 2023 |
| Dansette Products Ltd. | Manufacturing | 2013 |
| Dante Designs Limited | Wholesale & retail | 1990 |
| Danusia Toma Construction Ltd | Construction | 2025 |
| Dany A2Z Maintenance Services Limited | Construction | 2023 |
| Danyal Travels Ltd | Transport & logistics | 2025 |
| Danysh Traders Ltd | Wholesale & retail | 2012 |
| DAR UL Shifa Health Clinic Ltd | Health & social care | 2025 |
| Dare to Know Theatre Ltd | Arts & recreation | 2020 |
| Darhms Limited | Manufacturing | 2022 |
| Dark Peak Property Ltd | Real estate | 2025 |
| Darkshell Limited | Information & communication | 2010 |
| Darocare Services Limited | Education | 2026 |
| Darren Robinson Photography Ltd | Professional & scientific | 2025 |
| Darren Thomas Photography Ltd | Professional & scientific | 2024 |
| Darren’S Bricks Ltd | Construction | 2026 |
| Dartsanpints Ltd | Hospitality | 2026 |
| Dartsight Ltd | Arts & recreation | 2012 |
| Dasi Commerce Ltd | Wholesale & retail | 2021 |
| Dask.Virk Ltd | Manufacturing | 2023 |
| Data Bloom Ltd | Professional & scientific | 2018 |
| Data Engine Ltd | Professional & scientific | 2013 |
| Databasesix Ltd | Information & communication | 2019 |
| Datapulses Consulting Ltd | Professional & scientific | 2018 |
| Datastream Communications Limited | Construction | 2003 |
| Datavexa AI Ltd | Wholesale & retail | 2025 |
| Datta Cash & Carry Ltd | Wholesale & retail | 2010 |
| Dave Allen Brickwork Limited | Construction | 2006 |
| Dave Cooper Media Services Ltd | Administrative & support | 2004 |
| Dave Logistics Ltd | Construction | 2019 |
| Davebldr Construction Limited | Construction | 2026 |
| Davenport Properties (NW) Limited | Real estate | 2025 |
| David Biddle Ltd. | Hospitality | 2006 |
| David Bridge Technology Limited | Information & communication | 2010 |
| David Johnson Consulting Limited | Professional & scientific | 2023 |
| David Johnson Management Ltd | Arts & recreation | 2023 |
| David Lawrence (Royton) Limited | Wholesale & retail | 2010 |
| David Mchugh Roofing Services Ltd | Construction | 2022 |
| David Nordberg-Lee Limited | Wholesale & retail | 2018 |
| David O'Neil Consulting Limited | Professional & scientific | 2025 |
| David Sykes Limited | Agriculture & fishing | 2003 |
| David Trippier Consulting Limited | Professional & scientific | 2008 |
| Davies Wilson Commercial Limited | Manufacturing | 1997 |
| Davies Wilson Ltd | Extraterritorial | 2014 |
| Davis Site Security Limited | Administrative & support | 2002 |
| Davro Limited | Wholesale & retail | 2007 |
| DAW Cleaning Ltd | Administrative & support | 2022 |
| Dawn Architectural Services (D.A.S.) Ltd | Professional & scientific | 2012 |
| Dawn Goodwill-Bagan Ltd | Administrative & support | 2023 |
| Dawnvale Cafe Components Ltd | Manufacturing | 1999 |
| Dawnvale Catering Limited | Extraterritorial | 2008 |
| Dawnvale Group Limited | Extraterritorial | 2018 |
| Dawnvale Limited | Manufacturing | 2010 |
| Dawnvale Properties Limited | Real estate | 2021 |
| Dawood Corp Ltd | Real estate | 2023 |
| Dawood Raqs & Co Ltd | Information & communication | 2025 |
| Dawood Ventures Ltd | Other services | 2022 |
| Dawson Agriculture Ltd | Agriculture & fishing | 2026 |
| Dawson Partners Limited | Construction | 2023 |
| Dawson Precision Components Limited | Manufacturing | 1965 |
| Daylife Escapes Ltd | Other services | 2024 |
| Daylife Media Ltd | Professional & scientific | 2021 |
| Dayncourt Development Ltd | Real estate | 2021 |
| Dazzlin Perfection Ltd | Other services | 2019 |
| Dazzling Dream Studio Limited | Wholesale & retail | 2025 |
| DB Digital Group Ltd | Information & communication | 2026 |
| DB Energy Group Ltd | Construction | 2022 |
| DB Engservice Ltd | Manufacturing | 2016 |
| DB Falcon Financial Ltd | Financial services | 2025 |
| DBC Accident Management Ltd | Wholesale & retail | 2026 |
| Dbmc Developments Limited | Real estate | 2020 |
| Dboj Limited | Professional & scientific | 2019 |
| DBR Consulting Engineers Limited | Professional & scientific | 2013 |
| DBR Media Ltd | Information & communication | 2023 |
| DBY Limited | Wholesale & retail | 2009 |