| Oxenden Court Management Company Limited | Households | 1974 |
| Oxshott Management Company Limited | Households | 2008 |
| Oyame YE Ltd | Health & social care | 2017 |
| P & D Deadman Limited | Manufacturing | 2019 |
| P & W Financial Consultants. LLP | | 2004 |
| P & W Property Management Limited | Real estate | 2003 |
| P and S Tankers Ltd | Other services | 2023 |
| P Baldwin Construction Limited | Construction | 2013 |
| P J Construction (Surrey) Limited | Construction | 2003 |
| P Scull Ltd | Health & social care | 2013 |
| P&L Partners Limited | Wholesale & retail | 2025 |
| P-Com Limited | Real estate | 1988 |
| P. C. Landscapes Limited | Administrative & support | 2006 |
| P.A Mechanical Services Ltd | Construction | 2025 |
| P.U.L Lettings Ltd | Real estate | 2024 |
| P.U.L Services Limited | Construction | 2020 |
| P2C Contracts Ltd | Information & communication | 2020 |
| Pace Aerospace Bearings Limited | Wholesale & retail | 2005 |
| Pace Loxwood Ltd | Construction | 2023 |
| Pacifism Ltd | Manufacturing | 2018 |
| Page & Payne Limited | Professional & scientific | 2007 |
| Pahars Prop Ltd | Real estate | 2023 |
| Paisley Cat Ltd | Wholesale & retail | 2012 |
| Palabora Europe Limited | Wholesale & retail | 1944 |
| Palm House (at the Packhouse) Ltd | Hospitality | 2020 |
| PAN Garden Estates (Maintenance) Limited | Administrative & support | 1997 |
| PAN Garden Estates Limited | Administrative & support | 2000 |
| PAN Investments Farnborough Limited | Financial services | 2022 |
| Panda Panel Investments Limited | Real estate | 2023 |
| Pantheon Art Limited | Arts & recreation | 2019 |
| Pantheon Limited | Extraterritorial | 2023 |
| Pantoffel Ltd | Wholesale & retail | 2025 |
| Paradigm Consulting (Claims Management) Ltd | Financial services | 2012 |
| Paradigm Consulting (Farnham) Ltd | Financial services | 2012 |
| Paragon Dynamics Limited | Real estate | 2007 |
| Parallel Project Management Limited | Professional & scientific | 2009 |
| Parap Limited | Construction | 2015 |
| Parch Holdings Ltd | Construction | 2024 |
| Parfit Keep Residents Management Company Limited | Households | 2016 |
| Parfitts Close Limited | Households | 1982 |
| Park & Steele Limited | Extraterritorial | 1999 |
| Park Court Farnham Limited | Households | 1993 |
| Park Homes of Distinction Limited | Real estate | 2015 |
| Park House Consulting Limited | Financial services | 2015 |
| Parker Jones Group Limited | Administrative & support | 2018 |
| Parker Jones Holdings Ltd | Financial services | 2024 |
| Parker Jones Recruitment Solutions Limited | Administrative & support | 2018 |
| Parkingvalet.Co.Uk Ltd | Other services | 2021 |
| Parklands Management Company (Farnham) Limited | Households | 2010 |
| Parry Sports Ltd | Arts & recreation | 2025 |
| Participate Children’S Therapy Ltd | Health & social care | 2022 |
| Participate Occupational Therapy Ltd | Health & social care | 2022 |
| Past Props Ltd | Arts & recreation | 2025 |
| Pathlete Ltd | Information & communication | 2022 |
| Patriam Limited | Extraterritorial | 2015 |
| Patrick Ryecart Ltd. | Arts & recreation | 2014 |
| Paul Clark Ergonomics Ltd | Professional & scientific | 2014 |
| Paul Collis Limited | Professional & scientific | 2013 |
| Paul Creamer Golf Limited | Education | 2018 |
| Paul D Wood Consulting Limited | Information & communication | 2018 |
| Paul Irvine Engineering Limited | Professional & scientific | 2017 |
| Paul Miles Ltd | Professional & scientific | 2014 |
| Paul's Plaice Limited | Real estate | 1995 |
| Paula Howkins Design Limited | Professional & scientific | 2010 |
| Pauw NO 5 Limited | Real estate | 2014 |
| Pauw NO 6 Limited | Real estate | 2010 |
| Pauw NO 7 Limited | Real estate | 2017 |
| Pauw NO 8 Limited | Real estate | 2018 |
| Paviors Management Company Limited | Households | 1982 |
| Pavisade Advisory Ltd | Education | 2012 |
| Paxshire Limited | Financial services | 1984 |
| Payton Consulting Ltd | Information & communication | 2014 |
| PB Turf Services Ltd | Administrative & support | 2015 |
| PCF Racing Limited | Arts & recreation | 2009 |
| PCR Group Limited | Administrative & support | 2015 |
| PCW Metals Ltd | Mining & quarrying | 2015 |
| PDR 344 Limited | Real estate | 2001 |
| Pdsm Consulting Limited | Professional & scientific | 2010 |
| PE Advisory Limited | Professional & scientific | 2013 |
| Peaceplan Ltd | Professional & scientific | 2013 |
| Peach Camp Properties Limited | Real estate | 2020 |
| Peach Limited | Real estate | 2023 |
| Peacocks Plant Nursery Ltd | Wholesale & retail | 2018 |
| Peak Focus Consulting Ltd | Professional & scientific | 2024 |
| Peak Housing Limited | Extraterritorial | 1959 |
| Peak Quality Homes Limited | Construction | 1960 |
| Peak Team UK Ltd | Arts & recreation | 2022 |
| Pearce Carpentry Ltd | Construction | 2015 |
| Pearl Coachbuilders Limited | | 1992 |
| Pebble Security Limited | Construction | 2014 |
| Peck Tech Solutions Ltd | Information & communication | 2011 |
| Peel Court Limited | Households | 2010 |
| Pega Consulting Limited | Professional & scientific | 2012 |
| Pegahnikzad Ltd | Health & social care | 2016 |
| Pegasus Global Aviation Appraisals Ltd | Professional & scientific | 2026 |
| Pelling Marketing by Design UK Limited | Professional & scientific | 2008 |
| Pembridge S & E Limited | Extraterritorial | 1960 |
| PEN Harbour Ltd | Professional & scientific | 2017 |
| Pencraig Trading Limited | Professional & scientific | 2018 |
| Penfold Manor Residents Management Company Limited | Households | 2004 |