| DR Laurence Glyn Williams Limited | Haverfordwest | 2015 |
| DR PIT Allotment Association CIC | Bedlington | 2017 |
| DR. TIM Fitzsimons Medical Services Limited | St Helens | 2003 |
| DRA Farming Limited | Ely | 2019 |
| Drafton Farms | Omagh | 2026 |
| Dragon Logs Ltd | Aberystwyth | 2024 |
| Dragon Microgreens Ltd | Crickhowell | 2019 |
| Dragon SPV 001 Ltd | London | 2024 |
| Dragon Stone Farm Ltd | Carmarthen | 2026 |
| Dragon's Breath Firewood Ltd | Abergavenny | 2024 |
| Dragon's Nectar Tea Ltd | London | 2025 |
| Dragonborn Ltd | Stoke On Trent | 2016 |
| Dragoncore Farming and Events Ltd | Chirk | 2020 |
| Dragonfli Limited | Sible Hedingham | 2010 |
| Dragonfly Farm Ltd | Tunbridge Wells | 2020 |
| Dragonfly Fisheries Limited | Chester | 2004 |
| Dragonfly Surveys Limited | Bury St. Edmunds | 2024 |
| Dragons Livery Ltd | Horsham | 2021 |
| Dragons Sport Horses Ltd | Horsham | 2022 |
| Dragonstar Protection Services Limited | Bedford | 2026 |
| Drake Farms Limited | Keighley | 2026 |
| Drakefields Holdings Limited | Maidstone | 2025 |
| Drakeley Stables Limited | Ely | 2017 |
| Drakelow Limited | Birmingham | 2023 |
| Drakes Farming Ltd | Market Rasen | 2020 |
| Drannandow Holding Co Ltd | Bangor | 2023 |
| Drannandow Ltd | Belfast | 2023 |
| Draper Farms Limited | Ripon | 2011 |
| Dratsi Marine Limited | Shetland | 2024 |
| Drays Nurseries Limited | Hampshire | 1990 |
| Drayton Animal Health Limited | Manchester | 2016 |
| Drayton Farming Limited | Banbury | 2024 |
| Drayton Farms Limited | Norwich | 1953 |
| Drayton Manor Farms Limited | Redditch | 2014 |
| Drayton Sheep Farming Limited | Milton Keynes | 2021 |
| DRB Davies & Co Limited | Carmarthen | 2013 |
| Dream Birds Aviary Ltd | Bradford | 2023 |
| Dream Care Farm CIC | Bury St. Edmunds | 2022 |
| Dream Earth Project Ltd | Watford | 2021 |
| Dreamacre Farm Ltd | Hedon | 2020 |
| Dreamin Kennels Limited | Swindon | 2026 |
| Dreamlodge Limited | Croydon | 1984 |
| Drefach Farms Limited | Dyfed | 2006 |
| Drennan Equestrian Limited | Lisburn | 2023 |
| Drennan Hill Limited | Belfast | 2017 |
| Drever & Co Limited | Sanday | 2012 |
| Drever Fishing Limited | Westray | 2024 |
| Drever Marine Limited | St. Ola | 2020 |
| Drew Cadzow Limited | Pencaitland | 1978 |
| Drew Dennison Ltd | London | 2026 |
| Drewett Farming Ltd | Calne | 2014 |
| DRG Services (Spey Bay) Ltd | Fochabers | 2015 |
| DRH Enterprises Ltd | London | 2015 |
| Driffield Brothers Limited | Leeds | 1963 |
| Drilling Investments Ltd | Kington | 2014 |
| Drilling Wells Way Ltd | London | 2022 |
| Drimbawn (UK) Limited | North Somerset | 1994 |
| Drinkmore Stud Limited | Hatfield | 2024 |
| Drinks-Tech Ltd | Southam | 2022 |
| Drinkwater's Mushrooms Limited | Lancaster | 1981 |
| Drinkwaters Landholdings Limited | Burnham On Crouch | 2006 |
| Drinsey Farming Company Ltd | Stowmarket | 2021 |
| Dripping Rock Limited | Glasgow | 2013 |
| Drive 'N' Survive 4X4 Limited | Norwich | 2007 |
| Drive Car and Van Ltd | London | 2025 |
| Drivers Farms Limited | Sawston | 1961 |
| Driveway (UK) Ltd | Ipswich | 2002 |
| DRJ Farms Limited | Omagh | 2002 |
| DRM Forestry Ltd | Winchester | 2024 |
| Droghal Farm Ltd | Lurgan | 2002 |
| Dromonby Bridge Farm Limited | Leeds | 2015 |
| Dromonby Bridge Piggery Ltd | Middlesbrough | 2025 |
| Dromonby Farms Ltd | Middlesbrough | 2025 |
| Drone AG Limited | Alnwick | 2015 |
| Drone Survey Services Ltd | London | 2023 |
| Droneserve Ltd | Brentwood | 2022 |
| Dronfield Garden Maintenance Ltd | Bolton | 2019 |
| Dronley Farming Ltd | Dundee | 2016 |
| Drove Orchards Limited | Hunstanton | 1976 |
| DRS Orders Ltd | London | 2025 |
| DRS Tavernor Consulting Ltd | Market Drayton | 2024 |
| Druid Mine Limited | Newton Abbot | 2025 |
| Druid-Fellowship-Of-P.A.L.S Ltd | Grays | 2024 |
| Druim Chairidh Limited | Edinburgh | 2013 |
| Drum Agri Ltd | Omagh | 2019 |
| Drumabest Farm Ltd | Ballymoney | 2020 |
| Drumaglea Limited | Isle Of Tiree | 2005 |
| Drumallen Farm Ltd | Dungannon | 2023 |
| Drumanphy Farms Limited | Craigavon | 2017 |
| Drumatee Livestock Ltd | Markethill | 2012 |
| Drumbally Farms Limited | Newry | 2024 |
| Drumbane One | Swatragh | 2016 |
| Drumbane Two | Swatragh | 2016 |
| Drumbeg Farms Limited | Glasgow | 2023 |
| Drumbuie Renewables Limited | Sanquhar | 2012 |
| Drumburgh Castle Farming Co | Cumbria | 2007 |
| Drumcarn Farms Limited | Ballymena | 2025 |
| Drumcarro Farm Limited | Cupar | 2024 |
| Drumchapel Estate Company | | 1960 |
| Drumcon Pedigrees Ltd | Ballymena | 2023 |