| Pooyandev Limited | Professional & scientific | 2018 |
| Poplars (Leyland) Limited | Health & social care | 2015 |
| Porritt Street Investments Limited | Real estate | 2021 |
| Port Talbot Estate Limited | Extraterritorial | 2018 |
| Port Talbot Holdings Limited | Other services | 2019 |
| Port Talbot NO.2 Limited | Other services | 2018 |
| Portfolio Nexus Ltd | Financial services | 2025 |
| Portford Ltd | Real estate | 1996 |
| Porth Gwel Coverack Management Company Ltd | Households | 2024 |
| Portland Arch Limited | Wholesale & retail | 2015 |
| Portobello Estates Ltd | Extraterritorial | 2025 |
| Portside Middlesbrough Opco Limited | Real estate | 2025 |
| Portside Middlesbrough SPV Limited | Real estate | 2024 |
| Portugal Associates Ltd | Other services | 2018 |
| Pose Aesthetics Training Academy Ltd | Education | 2023 |
| Posh Bash Limited | Wholesale & retail | 2024 |
| Posh Carpet & Flooring Ltd | Wholesale & retail | 2023 |
| Posh Furnitures Limited | Wholesale & retail | 2026 |
| Positive Solutions Limited | Information & communication | 1993 |
| Positive Studio Ltd | Information & communication | 2018 |
| Post Pixl Ltd | Professional & scientific | 2020 |
| Potter Edge Ltd | Administrative & support | 2015 |
| Pottsfleet Ltd | Professional & scientific | 2026 |
| Power & Energy International Limited | Manufacturing | 2019 |
| Power Benefits Limited | Wholesale & retail | 2025 |
| Power IT Electrics Ltd | Construction | 2025 |
| Powerhome Solutions Ltd | Manufacturing | 2025 |
| Powerlink Enterprises Ltd | Manufacturing | 2009 |
| PP Graphics Limited | Manufacturing | 2018 |
| PPC Acquisitions 2 Mailboxes (UK) Limited | Hospitality | 2015 |
| PPC Employees and Services 2 Limited | Hospitality | 2015 |
| PPC Global Property Trustee 1 Limited | Professional & scientific | 2005 |
| PPC Holdco Limited | Financial services | 2017 |
| PPC Hospitality (UK) Company Limited | Hospitality | 1985 |
| PPC Inter-Finance Number 1 Limited | Professional & scientific | 2005 |
| PPC Property Trustee Two Limited | Professional & scientific | 2005 |
| PPC Regional Hospitality Group Company Limited | Financial services | 2017 |
| PPN Limited | Administrative & support | 2026 |
| PR Mastery Apps Limited | Information & communication | 2023 |
| PR Trading MCR Ltd | Wholesale & retail | 2024 |
| Prana Engineering Ltd | Professional & scientific | 2019 |
| Pratap Logistics Ltd | Transport & logistics | 2025 |
| Precious Delights Ltd | Wholesale & retail | 2021 |
| Precious Nwaigwe & More Ltd | Real estate | 2024 |
| Precision Facilities Ltd | Real estate | 2023 |
| Precision Management Consulting Ltd | Professional & scientific | 2018 |
| Preciso Ltd | Administrative & support | 2026 |
| Prefix Technical Services Limited | Manufacturing | 2022 |
| Premier Ability Care Ltd | Health & social care | 2024 |
| Premier Bridge Global Limited | Hospitality | 2021 |
| Premier Chess Educational Services Limited | Education | 2025 |
| Premier Industrial Doors Ltd | Construction | 2014 |
| Premier Installation M/Cr Limited | Manufacturing | 1996 |
| Premier Nominees 2 Ltd | Professional & scientific | 2015 |
| Premier Nominees Ltd | Professional & scientific | 2015 |
| Premium Repairs and Extensions Ltd | Construction | 2021 |
| Prestbury Asset Management Limited | Extraterritorial | 1999 |
| Prestbury Management Limited | Real estate | 1999 |
| Prestbury Refrigeration Services Limited | | 1977 |
| Prestge Perfumes BV Ltd | Wholesale & retail | 2024 |
| Prestige Care Consulting Limited | Professional & scientific | 2025 |
| Prestige Cleaners North Ltd | Administrative & support | 2018 |
| Prestige Cosmetics Limited | Wholesale & retail | 1983 |
| Prestige Event Planner Ltd | Hospitality | 2026 |
| Prestige Fabrications (UK) Limited | Manufacturing | 2005 |
| Prestige Imports UK Limited | Professional & scientific | 2006 |
| Prestige Paint & Design Ltd | Construction | 2026 |
| Prestige Training Ltd | Education | 2012 |
| Prestige UX Limited | Professional & scientific | 2021 |
| Prestwich BH Limited | Real estate | 2025 |
| Prestwich Flat Management Limited | Real estate | 1997 |
| Prestwich Plastering Limited | Construction | 1987 |
| Pretty Finishing Touch Ltd | Health & social care | 2026 |
| Pretty Women UK Ltd | Wholesale & retail | 2013 |
| Pride Guarding Limited | Administrative & support | 2017 |
| Pride Securities 2 Limited | Real estate | 2022 |
| Pride Securities Limited | Real estate | 2022 |
| Priestpopple Estate Company Limited | Other services | 2021 |
| Prima Broughton Properties Ltd | Professional & scientific | 2008 |
| Primary Events Manchester Limited | Arts & recreation | 2022 |
| Prime Academy of Beauty and Aesthetics Ltd | Education | 2023 |
| Prime Bake Ltd | Manufacturing | 2015 |
| Prime Bridge Corporation Ltd | Wholesale & retail | 2025 |
| Prime Executives Property Group Limited | Hospitality | 2024 |
| Prime Executives Property Limited | Real estate | 2026 |
| Prime Holdings Group Ltd | Financial services | 2025 |
| Prime Plus Mortgages Ltd | Financial services | 2020 |
| Prime Rental 2026 Ltd | Real estate | 2026 |
| Prime Rental Guarantees Ltd | Real estate | 2025 |
| Prime Savour's Ltd | Wholesale & retail | 2023 |
| Prime Strength, Speed and Performance Ltd | Arts & recreation | 2023 |
| Prime Suites & Properties Ltd | Real estate | 2024 |
| Prime Trade Hub Ltd | Wholesale & retail | 2023 |
| Prime Vapes Wholesale Ltd | Wholesale & retail | 2024 |
| Prime Vehicle Rentals Ltd | Administrative & support | 2026 |
| Prime-Lux Limited | Professional & scientific | 2024 |
| Primebuild Dynamics Ltd | Construction | 2023 |
| Primee Foods Ltd | Hospitality | 2019 |
| Primestrat Consultancy Ltd | Information & communication | 2024 |
| Primore Management Ltd | Real estate | 2025 |