| Daikin Co., Ltd. | London | 2019 |
| Daikin Marsh Ltd | Stockport | 2011 |
| Daill of Islay Limited | London | 2018 |
| Daily Clean 24SEVEN Ltd | Saffron Walden | 2012 |
| Daily Deal Offers Limited | Preston | 2023 |
| Daily Express Limited | Liverpool | 1954 |
| Daily Fish Supplies Limited | Southport | 1986 |
| Daily Shot Warehouse Ltd | London | 2022 |
| Daily Star Limited | London | 1970 |
| Daima Yachting Limited | London | 2007 |
| Daimler & Lanchester Limited | East Yorkshire | 2005 |
| Daimler Green Care Home Limited | Surrey | 2005 |
| Dains Trustees Ltd | Birmingham | 2010 |
| Daintree Asset Management Limited | Wilmslow | 2017 |
| Dainvest Ltd | Bishop Auckland | 2020 |
| Dairiku Co., Ltd | London | 2024 |
| Dairy Close Limited | Solihull | 2013 |
| Dairy Product Nutrition Research Center Limited | Cambridge | 2021 |
| Daisy 1967 Limited | Mansfield | 2015 |
| Daisy Bank Lodges Limited | Welshpool | 2014 |
| Daisy Chain Holdings Limited | Leeds | 2009 |
| Daisy Churchill Limited | Basildon | 2013 |
| Daisy Corporate Services Limited | Reading | 2012 |
| Daisy Drive Company Limited | Magherafelt | 2025 |
| Daisy Farm Produce Ltd | Taunton | 2017 |
| Daisy Grace Designs Limited | Harlow | 2011 |
| Daisy Hill Feeds Limited | Newmarket | 1970 |
| Daisy Street Retail Limited | Failsworth | 2015 |
| Daisy Vending Ltd | Bridgwater | 2021 |
| Daisy's Purpose Ltd | Grantham | 2024 |
| Daisychain Lets Ltd | Ladbroke Grove | 2026 |
| Daisyville Ltd | Salford | 2005 |
| Dajec Limited | Exeter | 2014 |
| Dajia International Co Ltd | Beckenham | 2013 |
| Dajojo Ltd | Uxbridge | 2021 |
| Dajon Limited | Gloucester | 2006 |
| DAK Properties Cheshire Limited | Nantwich | 2022 |
| Dakine Limited | Milton Keynes | 2025 |
| Dakoity Holdings Limited | Redditch | 2009 |
| Dakota Blue Ltd. | Llanidloes | 2011 |
| Dakota Management Services Limited | London | 2009 |
| Dakshinyaa Limited | Croydon | 2020 |
| Daksing Electronic Technology Limited | London | 2012 |
| Daku Records Ltd | Hounslow | 2012 |
| DAL Heating & Air Conditioning Ltd | Tamworth | 2016 |
| DAL Productions Limited | Bournemouth | 2018 |
| Dala & Co. Investment Limited | London | 2025 |
| Dala & Co. Limited | London | 2025 |
| Dalajabe Global Ltd | Ormskirk | 2006 |
| Dalal Street Limited | Warminster | 2010 |
| Dalal Warren Mini LOP Lines Limited | Bolton | 2025 |
| Dalatek Limited | Sutton-In-Ashfield | 2006 |
| Dalby Wind Park Limited | Stroud | 2008 |
| Dalco Investments Ltd. | Elgin | 2008 |
| Dalco Project Services Limited | Elgin | 2013 |
| Dale & Daughters Removals & Storage Limited | Solihull | 2010 |
| Dale (Agencies) Limited | Mansfield | 2002 |
| Dale 1960 Limited | Erith | 2013 |
| Dale Bakery Limited | Huddersfield | 2022 |
| Dale Bike Hire Limited | Durham | 2006 |
| Dale Design Engineering Ltd | Ongar | 2014 |
| Dale F M Limited | Glan Y Llyn, Taffs Well | 1983 |
| Dale Family Enterprises Ltd | Huntingdon | 2026 |
| Dale Farm Dairies Limited | Belfast | 2000 |
| Dale Farm Dairy Group Limited | Belfast | 2002 |
| Dale Farm Dairy Products Limited | Belfast | 2002 |
| Dale Farm Foods Limited | Belfast | 2002 |
| Dale Farm Ingredients Limited | Belfast | 1984 |
| Dale Farm Lakeland Limited | Shap Road, Kendal | 2008 |
| Dale Fencing and Garden Maintenance Limited | Sutton | 2023 |
| Dale Mckeown - IT Services Limited | Corby | 2025 |
| Dale Raymond Thomason Ltd | Sutton Coldfield | 2021 |
| Dalecast Limited | Bridgend | 2026 |
| Dalehead Foods Limited | Uxbridge | 1972 |
| Daler Inn Limited | London | 2008 |
| Dales Dairies Limited | Skipton | 2010 |
| Dales Delights Limited | Harrogate | 2015 |
| Dales Educational Psychology Ltd | Harrogate | 2025 |
| Dales Evans Business Management Limited | | 1995 |
| Dales Holdings Limited | Skipton | 2015 |
| Daleshaw Limited | London | 2025 |
| Dalesia Group Ltd | London | 2025 |
| Dalesman Limited | Bradford | 2017 |
| Daley Consulting Ltd | Chichester | 2014 |
| Daley Fitness Ltd | Waterlooville | 2014 |
| Daley Productions Limited | London | 1994 |
| Daley Training Ltd | Waterlooville | 2013 |
| Dalgakiran Limited | London | 2023 |
| Dalginross House Care Home Limited | Perth | 2016 |
| Dalglen (NO. 1812) Limited | Renfrewshire | 2017 |
| Dalglen (NO. 1813) Limited | Renfrewshire | 2017 |
| Dalglen (NO. 1814) Limited | Renfrewshire | 2017 |
| Dalglen (NO. 1815) Limited | Renfrewshire | 2017 |
| Dalglen 611 Limited | Falkirk | 2024 |
| Dalgolly Ltd | Galashiels | 2012 |
| Dalgrain Developments Limited | Dunfermline | 2014 |
| Dali Care Ltd | Clevedon | 2024 |
| Dali International Trading Co., Ltd | Beckenham | 2018 |
| Dalia Flower Import and Export Company Ltd | London | 2025 |
| Dalia Text Service Limited | London | 2016 |