| Dandelion Publishing Limited | High Wycombe | 2015 |
| Dandi Space One Limited | London | 2014 |
| Dandi Space Two Lettings Limited | London | 2015 |
| Dandi Space Two Limited | London | 2014 |
| Dandinong (UK) Crop Nutrition Ltd | Manchester | 2019 |
| Dandy Hub Ltd | Huddersfield | 2024 |
| Dandylion Digital Ltd | Glasgow | 2021 |
| Dandys Topsoil Limited | Chester | 2020 |
| Dane Acre Management Company Limited | Littlehampton | 2007 |
| Dane Lane Management Limited | Bedford | 2015 |
| Dane Manor Management Company Limited | Cheadle | 2012 |
| Dane Weller Holdings Limited | Sheffield | 1996 |
| Danefray Limited | Bridgend | 2025 |
| Danehurst Properties Limited | Maidstone | 2010 |
| Daneley Limited | London | 1989 |
| Danelsa Limited | Hoddesdon | 2025 |
| Daneron Group Ltd. | Bromley | 2018 |
| Danes Camp Pharmacy Limited | Northampton | 2012 |
| Danesbury House Limited | Worcester | 2020 |
| Danescroft Torrington Park Management Limited | Waltham Cross | 1977 |
| Danesgarth Management Company Limited | Altrincham | 2011 |
| Daneshill School Limited | Stratfield Saye | 2018 |
| Danewest Automotive Ltd | Sevenoaks | 2013 |
| Danfidem Liadility Company Limited | Cambridge | 2024 |
| Danforth Build (the Links) Limited | Monmouth | 2013 |
| Danger Angel Limited | London | 2003 |
| Dangerluxe Limited | Macclesfield | 2018 |
| Dangerous Goods & Safety Services Limited | London | 2014 |
| Dani Creative Direction Ltd | Colchester | 2021 |
| Dani King PT Ltd | Harlow | 2022 |
| Danibos Ltd | Cambridge | 2015 |
| Danico Ltd | London | 2014 |
| Daniel Andrew Thacker Unlimited | Chesterfield | 2024 |
| Daniel Auto Centre Limited | Gateshead | 2025 |
| Daniel Blee Limited | Wigan | 2013 |
| Daniel Butler Creative Ltd | Bournemouth | 2020 |
| Daniel Deacon Developments Limited | Cheltenham | 2025 |
| Daniel Henry (Coleraine) Limited | Coleraine | 2009 |
| Daniel Henry Property Management Limited | Limavady | 2013 |
| Daniel Holdings Limited | Cannock | 2022 |
| Daniel Howden Ltd | Cheshunt | 2025 |
| Daniel Illingworth & Sons Limited, | Leeds | 1953 |
| Daniel JAY Payne Ltd | Herne Bay | 2021 |
| Daniel John Davies Limited | Welshpool | 2022 |
| Daniel Kelly Ltd | Worksop | 2025 |
| Daniel Lelliott Krauze Limited | Nottingham | 1992 |
| Daniel Morgan Ltd | London | 2014 |
| Daniel P. Hale & Co. (Fruit Importers) Limited | Belfast | 1975 |
| Daniel Phillip Dillon Ltd | Swansea | 2025 |
| Daniel Richard Wood Ltd | London | 2023 |
| Daniel Salat Window Cleaning Ltd | Perth | 2019 |
| Daniel Shaer Shepherd Ltd | Tring | 2022 |
| Daniel Stanway Ltd | Wetherby | 2014 |
| Daniel Wickens Limited | Tonbridge | 2016 |
| Daniel Wilkinson Limited | Bishop Auckland | 2016 |
| Daniela D'Amico Ltd | Old Harlow | 2014 |
| Daniela Hanková Limited | Cheltenham | 2024 |
| Daniella Campbell Ltd | Watford | 2019 |
| Danielle Fontaine Ltd | Poole | 2026 |
| Danielle Lieu Ltd | Bromley | 2017 |
| Daniels Development Corporation Limited | Ilford | 2007 |
| Danielssons Consulting & Construction Limited | London | 2016 |
| Danikki Ltd | Liverpool | 2021 |
| Danilo Shoots Ltd | Clevedon | 2025 |
| Danish Apple Photography Limited | Andover | 2015 |
| Danish Chamudot Limited | Borehamwood | 2016 |
| Danish Domestic Services Ltd | Swaffham | 2015 |
| Danks Holdings Limited | Leicestershire | 1937 |
| Danly DIE & Mould Sets Limited | Greenford | 1986 |
| Danmedical Holdings Limited | Banbury | 2025 |
| Danni Bosworth Education Limited | Rotherham | 2021 |
| Danning & Symons (Barnstaple) Limited | Wadebridge | 2005 |
| Danny GAS Ltd | Rotherham | 2022 |
| Danny K Solutions Limited | Sevenoaks | 2014 |
| Danny Mills Limited | Norwich | 2002 |
| Danny's Golden Sea Limited | Glasgow | 2015 |
| Dano Technology Group Ltd | Beckenham | 2019 |
| Danro Industries Limited | Shrewsbury | 1988 |
| Danrose Consulting Limited | Romford | 2015 |
| Dansales Ltd | Sutton | 2025 |
| Danscentre Limited | Aberdeen | 2007 |
| Dansegalla Limited | London | 2011 |
| Danskin Flooring Systems Limited | Motherwell | 1982 |
| Danson Court Limited | Sidcup | 2004 |
| Dante Daniele Marcuccio Limited | Keighley | 2022 |
| Dante Investments Ltd | London | 2022 |
| Dantex Digital Limited | Bradford | 2007 |
| Dantur Ltd | Manchester | 2023 |
| Danube Street Management Company Limited | Belfast | 2007 |
| Danum Resourcing Limited | Doncaster | 2017 |
| Danumwares Limited | London | 2021 |
| Danuska Design Ltd | London | 2016 |
| Danutek Limited | Redditch | 2021 |
| Danwills Property Limited | Chesterfield | 2024 |
| Danyal Khan-Dessi Ltd | Leeds | 2022 |
| Dan’S Detailing UK Ltd | Maldon | 2025 |
| Daotrade Ltd | Stanstead Abbotts | 2014 |
| Daphdancrafts Limited | Doncaster | 2024 |
| Daphne Sail Ltd. | Bognor Regis | 2025 |
| Dapido Ltd | Bromley | 2025 |