| Daily Coffee Ltd | Hospitality | 2021 |
| Daily Delish (TTX) Limited | Information & communication | 2025 |
| Daily Feed Limited | Other services | 2015 |
| Daily Finds Supermarket Ltd | Wholesale & retail | 2026 |
| Daily Item Limited | Wholesale & retail | 2021 |
| Daily Market 83 Ltd | Wholesale & retail | 2025 |
| Daily Mart Limited | Wholesale & retail | 2020 |
| Daily Solutions Limited | Wholesale & retail | 2025 |
| Daily Vesting Ltd | Transport & logistics | 2025 |
| Dailydeals Hub Ltd | Wholesale & retail | 2025 |
| Dailydripgb Ltd | Wholesale & retail | 2025 |
| Dailyjoy Ltd | Wholesale & retail | 2025 |
| Dailymiddleton Limited | Wholesale & retail | 2025 |
| Dailynid Ltd | Wholesale & retail | 2022 |
| Daina's Ltd | Wholesale & retail | 2026 |
| Dainton Property Holdings Limited | Real estate | 2020 |
| Daintree Wealth Management Limited | Professional & scientific | 2017 |
| Daisy Cleaning Services Limited | Administrative & support | 2024 |
| Daisy Hill Equestrian Centre Ltd | Arts & recreation | 2025 |
| Daisy Mill Management Company Ltd | Households | 2026 |
| Daisy Rose Lettings and Property Management Limited | Households | 2024 |
| Daisy ST Investments Ltd | Real estate | 2025 |
| Daisy Street Limited | Wholesale & retail | 2013 |
| Daisy-Fieldz Care Services Ltd | Health & social care | 2025 |
| Daisylime Creations Ltd | Arts & recreation | 2024 |
| Daisymill Technologies Limited | Construction | 2017 |
| Daisys Delights Ltd | Hospitality | 2019 |
| Daisytame Limited | Real estate | 2015 |
| Daivestments Ltd | Financial services | 2023 |
| Daivis Trans Ltd | Transport & logistics | 2016 |
| Daiyan Enterprises Limited | Real estate | 2021 |
| DAJ Property Group Limited | Real estate | 2025 |
| DAJ Solutions (North West) Ltd | Manufacturing | 2019 |
| Daje Consulting Services Limited | Professional & scientific | 2025 |
| Dajee Limited | Wholesale & retail | 2024 |
| Dajola Ltd | Wholesale & retail | 2025 |
| Dakak Limited | Construction | 2023 |
| Dakarts Limited | Real estate | 2002 |
| Dakena-One International Limited | Manufacturing | 2018 |
| Dakeya Ltd | Wholesale & retail | 2025 |
| Dako's Delight Services Ltd | Health & social care | 2014 |
| Dakota Integrated Solutions Limited | Information & communication | 2002 |
| DAL Energy Ltd | Professional & scientific | 2022 |
| DAL Property Ltd | Real estate | 2023 |
| DAL Rail Limited | Administrative & support | 2012 |
| Dalaho Builders Limited | Construction | 2017 |
| Dalalmed Ltd | Health & social care | 2010 |
| Dalasi World Ltd | Wholesale & retail | 2016 |
| Dalbergco Ltd | Financial services | 2022 |
| Dalchow Holdings Limited | Real estate | 2024 |
| Dale Asset Managers Ltd | Real estate | 2015 |
| Dale Bateman Ltd | Construction | 2024 |
| Dale Catering Ltd | Hospitality | 2022 |
| Dale Elder Support Care Ltd | Health & social care | 2026 |
| Dale Gaucas Development Limited | Information & communication | 2018 |
| Dale House (Mail Order) Limited | Professional & scientific | 1964 |
| Dale James (Bookmakers) Limited | Arts & recreation | 2000 |
| Dale Mcandrew Lighting Ltd | Construction | 2021 |
| Dalecore LLP | | 2022 |
| Dalefern Ltd | Real estate | 2020 |
| Dalegarth Project Services Limited | Professional & scientific | 2009 |
| Daleo Generale Ltd | Construction | 2019 |
| Dales & Atlas Taxis Ltd | Transport & logistics | 2022 |
| Dalesview Close Management Company Limited | Real estate | 2017 |
| Daley Maintenance Services Limited | Construction | 2014 |
| Daley's Club Limited | | 1993 |
| Daleys Food Box Ltd | Hospitality | 2024 |
| Daleys Jewellers Ltd | Wholesale & retail | 2022 |
| Dalfincan Limited | Wholesale & retail | 2025 |
| Daliang NB Ltd | Wholesale & retail | 2025 |
| Dalianstar Limited | Administrative & support | 2020 |
| Dalila Soft Furnishings Limited | Wholesale & retail | 2025 |
| Dalinlin Ltd | Wholesale & retail | 2025 |
| Dalkeith Solutions Limited | Information & communication | 2018 |
| Dalkia Facilities Northern UK Limited | Administrative & support | 2006 |
| Dalkia Operations Holding Limited | Administrative & support | 2010 |
| Dalkia Operations Limited | Administrative & support | 2007 |
| Dallam Constructions Limited | Manufacturing | 1988 |
| Dallas Dellon Delisa Ltd | Health & social care | 2019 |
| Dallas Manchester Limited | Hospitality | 2025 |
| Dallmeyer Productions Ltd | Information & communication | 2014 |
| Dalm Limited | Households | 2025 |
| Dalmacija Properties Limited | Real estate | 2025 |
| Dalmeidas Touch Ltd | Construction | 2025 |
| Dalroti Ltd | Hospitality | 2021 |
| Dalto Consultancy Limited | Health & social care | 2022 |
| Dalton Hair Salon Ltd | Other services | 2026 |
| Dalton Properties MCR Ltd | Real estate | 2026 |
| Dalvreck Services Ltd | Health & social care | 2024 |
| Daly Drains Ltd | Water & waste | 2008 |
| Daly TM Ltd | Construction | 2024 |
| Daly, Harvey, Morfitt Limited | Professional & scientific | 1974 |
| Dalyan Hair & Beauty Ltd | Other services | 2019 |
| Dalyd Project Consults Ltd | Information & communication | 2014 |
| DAM Construction Solutions Ltd | Construction | 2025 |
| DAM Industries Limited | Other services | 2021 |
| DAM Leisure Ltd | Hospitality | 2022 |
| Damajodo Limited | Professional & scientific | 1986 |
| Damani Global Resources Limited | Wholesale & retail | 2025 |
| Damar Limited | Education | 1979 |