| Partners in Dementia Ltd | York | 2017 |
| Partners With Nature Ltd | Cheltenham | 2025 |
| Partnership in Business Limited | Winsford | 2003 |
| Partnr Soya Alternative Sourcing Limited | Leighton Buzzard | 2021 |
| Parton's Poulets Limited | Market Drayton | 2004 |
| Partridge Farms Limited | Tiverton | 2003 |
| Partridge FEN Gundogs Ltd | Sleaford | 2016 |
| Partridge Hole Game Ltd | Crediton | 2020 |
| Party Horses Limited | Bristol | 2026 |
| Parus Consulting Services Ltd | Norwich | 2026 |
| PAS Holding Co Limited | Felixstowe | 2024 |
| Pascall Forestry Ltd | Rye | 2026 |
| Pascoe’S Cornish Seafood Ltd | Helston | 2026 |
| Passion for Paws Doggy Daycare Ltd | London | 2024 |
| Passmore Fishing Limited | Paignton | 2012 |
| Pastoral Agricultural Technologies Ltd | Poole | 2022 |
| Pastordale Farm Ltd | Tunstall, Carnforth | 2022 |
| Pasture Best Ltd | Thetford | 2023 |
| Pasture Farm Dutton Ltd | Northwich | 2026 |
| Pasture Farming Limited | Carmarthen | 2019 |
| Pasture House Farm Ltd | Thirsk | 2024 |
| Pasture Provisions Ltd | Banbury | 1990 |
| Pasture Wood Fisheries Ltd | Barton-Upon-Humber | 2013 |
| Pasture-Fed Livestock Association CIC | Sevenoaks | 2011 |
| Pastures & Habitats Limited | Norwich | 2008 |
| Pastures New Produce Ltd. | Barnstaple | 2016 |
| Pastures New Racehorse Rehabilitation Limited | Littleborough | 2011 |
| Pasuncholai Ltd | High Wycombe | 2021 |
| PAT Grant Limited | Lincoln | 2003 |
| Patch Barn Rural Limited | Shropshire | 2017 |
| Patch of the Planet CIC | Clarbeston Road | 2023 |
| Patch Park Farms (Crops) Limited | Romford | 1952 |
| Pateley Bridge & District Farmers Auction Mart Limited | Harrogate | 1948 |
| Paterson AG Limited | North Walsham | 2012 |
| Paterson Farming Partnership Ltd | North Walsham | 2018 |
| Paterson Shellfish Ltd | Oban | 2011 |
| Pathfinders Countryside Limited | Fishguard | 2002 |
| Pathhead Nurseries Ltd | Leven | 2024 |
| Pathhead Produce Ltd | Dundee | 2013 |
| Pathway Agriculture Limited | Ross On Wye | 2017 |
| Pathway Farming Limited | Ross On Wye | 2017 |
| Pathways Farm Limited | Bedford | 2025 |
| Pathways Stables Limited | Preston | 2022 |
| Patlian Ltd | Rotherham | 2023 |
| Patna Limited | Cwmbran | 2018 |
| Patou Alpacas Limited | Wellington | 2007 |
| Patriarch Tree Services Limited | Bristol | 2025 |
| Patricia Rose Charters Ltd | Plymouth | 2014 |
| Patrick Cowling Arable Consultants Ltd | Cambridge | 2010 |
| Patrick D Dickson Limited | Banffshire | 1984 |
| Patrick Dean Limited | Lincoln | 1952 |
| Patrick Lyons Poultry Limited | Blackburn | 1986 |
| Patrick Quinn (NI) Limited | Cookstown | 2010 |
| Patson Hill Farm Limited | Sherborne | 2022 |
| Patt Foundation Ltd | London | 2005 |
| Pattern Bloodstock Ireland Ltd | Belfast | 2021 |
| Patterson Farms Ltd | Eyemouth | 2016 |
| Patterson Logging Limited | Inverness | 2014 |
| Patterson Potato Boxes Ltd | Crossgar | 2011 |
| Patterson Poultry Ltd | Armagh | 2015 |
| Pattinson Farming Company | Wigton | 2012 |
| Pattinson Forestry Limited | Gretna | 2011 |
| Pattison Farming | Northallerton | 2012 |
| Pattison Forestry Limited | Tarbert | 2013 |
| Patton House Farm Limited | Market Rasen | 2023 |
| Paul & Jane Mansfield Soft Fruits Ltd | Canterbury | 2003 |
| Paul a Crothers Limited | Newark | 2015 |
| Paul a Dornom Limited | Kingsbridge | 2004 |
| Paul Bancroft Limited | South Molton | 2014 |
| Paul Barber Commodities Limited | Carlisle | 2014 |
| Paul Brennan Farrier Limited | | 2006 |
| Paul Caddick (Agricultural) Limited | West Yorkshire | 1990 |
| Paul Colsell Ltd | St Columb | 2018 |
| Paul Crago Showjumping Ltd | Reading | 2012 |
| Paul Ducksbury Limited | Newark | 1985 |
| Paul Dunsby and SON Limited | Worcestershire | 2003 |
| Paul George Sport Horses Ltd | Crediton | 2026 |
| Paul Hadley Limited | Chelmsford | 1949 |
| Paul Haley Limited | Bolton | 2015 |
| Paul Hamilton Consultants Limited | Harleston | 2007 |
| Paul Harding Tree Services Limited | Kidderminster | 2015 |
| Paul Harley Bloodstock Ltd | Bedford | 2016 |
| Paul Harvey Livestock Ltd | Beccles | 2015 |
| Paul Hobson Limited | | 2003 |
| Paul Horner DIP WCF Ltd | Taunton | 2002 |
| Paul Howard Ltd | Marlborough | 2024 |
| Paul Hughes Hip-View Farm Limited | Newry | 2019 |
| Paul Johnson Tree Management Limited | Buxton | 2016 |
| Paul Knapton Services Limited | Barnetby | 2009 |
| Paul Lakey Agricultural Contractor Limited | Spalding | 2006 |
| Paul Lowden Tree Surgeon Ltd | Bridgend | 2019 |
| Paul Mccaffrey Systems Ltd | Whepstead | 1989 |
| Paul Mclean Fishing Ltd | Peterhead | 2019 |
| Paul Murray Agri Feeds Limited | Newry | 2013 |
| Paul Nosworthy Forestry Ltd | Chudleigh | 2019 |
| Paul R Towns Limited | Melton Mowbray | 2003 |
| Paul Rackham Limited | Norwich | 1989 |
| Paul RAW (Farrier) Limited | Beverley | 2015 |
| Paul Richards & Sons Limited | Nr. Haslemere | 1979 |
| Paul Spink Limited | Newark | 2000 |