| Platform 1 Recruitment Group Ltd | Administrative & support | 2014 |
| Play for Progress | Education | 2014 |
| Playing for Keeps Ltd | Administrative & support | 2025 |
| Plotplango Ltd | Information & communication | 2024 |
| Plumb Heroes Building Services Ltd | Construction | 2025 |
| Pluto Holdings Limited | Real estate | 2021 |
| Pmcare Agency Limited | Health & social care | 2020 |
| Pmcs Electrical Services Limited | Construction | 2016 |
| PMO Delivery Limited | Information & communication | 2014 |
| Pnfp Ltd | Professional & scientific | 2015 |
| PNH Associates Limited | Professional & scientific | 2012 |
| Pokhara Capital (UK) Limited | Information & communication | 2017 |
| Polanglo Properties Limited | Real estate | 2007 |
| Polaris Controls Ltd | Wholesale & retail | 2017 |
| Polaris Investment Ltd | Real estate | 2022 |
| Polish Saturday School Marii Sklodowskiej Camberley CIC | Education | 2025 |
| Pollie Consultancy Limited | Professional & scientific | 2019 |
| Polo HQ Ltd | Arts & recreation | 2026 |
| Polytimos Ltd | Wholesale & retail | 2024 |
| Pontvic Limited | Professional & scientific | 2017 |
| Poor Little COW & Co Ltd | Wholesale & retail | 2026 |
| Poppy Lane Management (Mindenhurst) Ltd | Households | 2025 |
| Porter DRY Lining Limited | Construction | 2014 |
| Porter Garland Limited | Professional & scientific | 2004 |
| Portesbery Road Ltd | Real estate | 2023 |
| Portico Financial Services Limited | Financial services | 2018 |
| Portico Host Limited | Extraterritorial | 2018 |
| Portico Property Limited | Real estate | 2003 |
| Portland Consultants Ltd | Transport & logistics | 2019 |
| Portland Place 2016 Residents Company Limited | Households | 2016 |
| Portnall Estates Limited | Construction | 1988 |
| Portsmouth Road (Camberley) Management Limited | Households | 1993 |
| Poseidon CZ Ltd | Wholesale & retail | 2018 |
| Positive Change (Therapy) Limited | Health & social care | 2003 |
| Positive Change (Training & Development) Ltd | Education | 2022 |
| Positive Matters Limited | Professional & scientific | 2020 |
| Potts Cosmetics Limited | Wholesale & retail | 2024 |
| Power Data Management Limited | Administrative & support | 2008 |
| Power in Numbers (UK) Digital Store Limited | Wholesale & retail | 2005 |
| Power Software Solutions Limited | Extraterritorial | 2014 |
| Powerbition Limited | Construction | 1999 |
| Poyle Road (Tongham) Surrey Management Company Limited | Households | 2021 |
| Pozo Chico Limited | Real estate | 2016 |
| PPC Recruitment Solutions Ltd | Other services | 2024 |
| PPE Defends Ltd | Health & social care | 1995 |
| PR Interiors UK Ltd | Construction | 2005 |
| Prabhuuk Limited | Professional & scientific | 2013 |
| PRD IT Solutions Ltd | Information & communication | 2021 |
| Precision Martial Arts Ltd | Arts & recreation | 2026 |
| Precision Planning & Programming Ltd | Professional & scientific | 2023 |
| Precision Power Solutions Ltd | Extraterritorial | 2025 |
| Preferred Lies GC Ltd | Arts & recreation | 2025 |
| Premier Glass and Glazing Limited | Construction | 2020 |
| Premium Cars for Sale Ltd | Wholesale & retail | 2020 |
| Presam Engineering Ltd | Professional & scientific | 2013 |
| Present Stage CIC | Arts & recreation | 2024 |
| Prestige Client Services Ltd | Manufacturing | 2026 |
| Prestige Paint & Body Limited | Extraterritorial | 2018 |
| Prestige UK Construction Ltd | Construction | 2023 |
| Prici C.I.C. | Professional & scientific | 2026 |
| Prici Intelligence Ltd | Financial services | 2026 |
| Prim Care Group Ltd | Health & social care | 2020 |
| Primacy (Shcp) Limited | Administrative & support | 2022 |
| Primary Investments Ltd | Real estate | 2021 |
| Prime Medical Auctions Ltd | Wholesale & retail | 2022 |
| Prime Property Management (Guildford) Ltd | Real estate | 2012 |
| Prime Star Shine Limited | Other services | 2013 |
| Prime Value Consulting Ltd | Professional & scientific | 2019 |
| Primefix Surfaces Ltd | Construction | 2025 |
| Primeflow Services Ltd | Construction | 2026 |
| Primeplant Limited | Real estate | 2000 |
| Primo Trading Limited | Wholesale & retail | 2007 |
| Primrose Gardens Limited | Real estate | 1999 |
| Princes Heath Residents Company Limited | Real estate | 1989 |
| Princes Plastering Services Limited | Construction | 1998 |
| Principia Estate & Asset Management Holdings Ltd | Financial services | 2024 |
| Principia Estate & Asset Management Ltd | Real estate | 1996 |
| Principle Build Ltd | Construction | 2019 |
| Priors Crescent Management Company Limited | Households | 2020 |
| Priory Court (Camberley) Management Company Limited | Professional & scientific | 1997 |
| Priory Court (Farnham) Residents Association Limited | Households | 1992 |
| Priory Networks Limited | Information & communication | 2012 |
| Prisma Book Services Limited | Administrative & support | 2021 |
| Prisma Freight Services Limited | Transport & logistics | 2010 |
| Prismatic Collectables Ltd | Wholesale & retail | 2024 |
| Pritchard Estates Limited | Real estate | 2025 |
| Private Concierge Ltd | Other services | 2017 |
| Private Concierge SGH Ltd | Other services | 2019 |
| Private Developments Ltd | Construction | 2014 |
| Private Gardens Limited | Administrative & support | 2023 |
| Private London Limited | Construction | 2013 |
| Private Security London Ltd | Administrative & support | 2019 |
| Privatenv Ltd | Health & social care | 2024 |
| Privisafe Ltd | Information & communication | 2021 |
| Pro Contracts Limited | Construction | 2019 |
| Pro Finish Decor Ltd | Construction | 2019 |
| Pro Finish Spray Ltd | Construction | 2026 |
| Pro Production Services Limited | Wholesale & retail | 2006 |
| Probase Applications Limited | Information & communication | 2011 |
| Procurement Excellence Limited | Professional & scientific | 2004 |