| PPP TDF Ltd | Ballymena | 2017 |
| PPR Holdings Limited | Wakefield | 2015 |
| PPS Demolition Ltd | Sheffield | 2023 |
| PPS Metal Recycling Ltd | Sheffield | 2012 |
| PPS Services (South Yorkshire) Ltd | Doncaster | 2023 |
| PPT Filtercycle Ltd | Wetherby | 2024 |
| Practical Waste Solutions Limited | Belfast | 2002 |
| Practically Green Ltd | Inverness | 2015 |
| Praetorians Drains Ltd. | London | 2012 |
| Praktik Ltd | Northwood | 2021 |
| Pravas Solar Ltd | Worcester | 2021 |
| Pravas Sustainable Technologies Ltd | Worcester | 2014 |
| Praya Limited | Smethwick | 2018 |
| Precious Metal Recyclers Limited | Bury | 2026 |
| Precious Metal Traders Ltd | Birmingham | 2025 |
| Precis (1933) Limited | Romford | 1972 |
| Precise Shredding Limited | Peterborough | 2026 |
| Precision Audio Products Limited | Redruth | 2001 |
| Precision Drain Survey Solutions Limited | Preston | 2025 |
| Precision Drainage Solutions Ltd | Blackburn | 2023 |
| Precision Draincare Ltd | Hayes | 2025 |
| Prees Metals Limited | Edwalton | 2006 |
| Premetals Ltd | Sutton | 2024 |
| Premier Aqua UK Limited | Henfield | 2009 |
| Premier Clean (Midlands) Limited | Cannock | 2008 |
| Premier Commissioning Limited | Chelmsford | 2007 |
| Premier Damage Management Limited | Rugby | 2016 |
| Premier Drain Care Ltd | Milton Keynes | 2025 |
| Premier Drainage Services (UK) Limited | Herts | 2007 |
| Premier Environmental Management Limited | Liverpool | 2004 |
| Premier Finish Property Construction Ltd | Newport | 2025 |
| Premier Frames Limited | Preston | 1964 |
| Premier Global Group Ltd | Henfield | 2011 |
| Premier Group Recycling Limited | Southampton | 2014 |
| Premier Junk Limited | Southampton | 2025 |
| Premier Maintenance Services Limited | Romford | 2023 |
| Premier Mini Skip Hire Ltd | Colchester | 2023 |
| Premier Pickups Limited | Linwood | 2023 |
| Premier Plus Hire Ltd | Basingstoke | 2020 |
| Premier Recycling (Scrap Metal) Limited | Great Yarmouth | 2009 |
| Premier Roadmarkings Limited | Stockton-On-Tees | 2012 |
| Premier Scrap & Recycling Ltd | Glasgow | 2019 |
| Premier Scrap Trading Ltd | London | 2026 |
| Premier Services Wiltshire Limited | Swindon | 2009 |
| Premier Shredding Limited | Southampton | 2024 |
| Premier Skip & Waste Management Ltd | Romford | 2019 |
| Premier Tech Water and Environment Solutions Limited | Peterlee | 2007 |
| Premier Trading GB Limited | Sutton | 2005 |
| Premier Tyre Services (UK) Limited | Romford | 2014 |
| Premier Van Services Ltd | London | 2023 |
| Premier Waste Management Limited | Stockport | 2025 |
| Premier Waste Recycling Limited | Alfreton | 2011 |
| Premier Waste Solutions Limited | Plymouth | 2018 |
| Premier Water Solutions 10 Ltd | Redruth | 2018 |
| Premiere Build Limited | Lytham St. Annes | 2021 |
| Premiermaintenancegroup Ltd | Barking | 2023 |
| Premium German Drivers - PGD Ltd | Slough | 2025 |
| Premium Recycling Ltd | Glasgow | 2021 |
| Premium Waste Solutions Limited | Gloucester | 2020 |
| Prescott Fairchild Ltd | London | 2018 |
| Preseli Recycling Ltd | Whitland | 2024 |
| Pressure Teknix Ltd | Wellingborough | 2024 |
| Prestek Services Ltd | Wakefield | 2002 |
| Prestex Services UK Ltd | Ashbourne | 2023 |
| Prestige Drainage Solutions Limited | Edmonton | 2025 |
| Prestige Hygiene Services Limited | Berkhamsted | 1998 |
| Prestige Skip Hire Ltd | Plymouth | 2019 |
| Prestige Toilet Hire Ltd | Pershore | 2008 |
| Prestige Waste Clearance Ltd | Loughton | 2024 |
| Prestine Trading Ltd | Preston | 2020 |
| Prestmall Limited | Stockport | 2013 |
| Preston Drainage Unblocking Services Limited | Preston | 2022 |
| Preston Plastics Limited | Altrincham | 1997 |
| Prestons Environmental Solutions Limited | Burnley | 2007 |
| Prevco Moving Group Ltd | Royston | 2025 |
| Prezidential Servicez Ltd | Manchester | 2025 |
| Price Bros,& Company(Penarth)Limited | South Glamorgan | 1923 |
| Price Grab Hire Limited | Ossett | 2019 |
| Price Plumb Limited | Leeds | 2022 |
| Price Right Skips Ltd | Sheffield | 2024 |
| Prichard Aggregates Limited | Pontyclun | 2021 |
| Prichard Demolition Limited | Pontyclun | 2009 |
| Prichard Recycling Limited | Llantrisant | 2016 |
| Prichard Remediation Limited | Pontyclun | 2019 |
| Prima Frozen Italia Ltd | London | 2019 |
| Primary Energy Limited | Hull | 2015 |
| Primary Water Installations Ltd | Manchester | 2007 |
| Primary Water Treatments Limited | Manchester | 2006 |
| Primary Welding Alloys Limited | East Sussex | 1974 |
| Prime Asbestos Consultancy Limited | Basingstoke | 2015 |
| Prime Compliance Services Limited | Witney | 2016 |
| Prime Diamond Limited | Norwich | 2019 |
| Prime Drainage Services Limited | Gloucester | 2025 |
| Prime Drainage Solutions Group Ltd | Highcliffe | 2024 |
| Prime Drainage Solutions Ltd | Christchurch | 2026 |
| Prime Ecospark Services Ltd | Luton | 2026 |
| Prime Metals Trade Ltd | London | 2025 |
| Prime Recovery 24/7 Ltd | Sawbridgeworth | 2026 |
| Prime Scrap & Removal Limited | Luton | 2026 |
| Prime Skip Hire Limited | London | 2025 |