| Property Light Ltd | Financial services | 2021 |
| Property Magnet Developments Limited | Real estate | 2022 |
| Property Partner Plus Limited | Real estate | 2025 |
| Property Plus (Devon) Ltd | Real estate | 2017 |
| Property Poodle Ltd | Construction | 2024 |
| Property Search South Limited | Real estate | 2004 |
| Property Sense Cambridge Ltd | Real estate | 2019 |
| Property Star Development Ltd | Real estate | 2015 |
| Property UP Limited | Real estate | 2020 |
| Property West Ltd | Construction | 2010 |
| PROPERTY42 Ltd | Real estate | 2016 |
| Propertynumberten Limited | Real estate | 2018 |
| Prophix UK Limited | Information & communication | 2006 |
| Propriotec Ltd | Information & communication | 2023 |
| Prosomio Limited | Information & communication | 2026 |
| Prospect (Devon) Ltd | Professional & scientific | 2025 |
| Prospekt Agency Ltd | Professional & scientific | 2019 |
| Prosper Street Ltd | Real estate | 2018 |
| Prosper SW Limited | Administrative & support | 2011 |
| Prosper-Id Ltd | Professional & scientific | 2025 |
| Prosperita Developments Limited | Real estate | 2023 |
| Prosperity Development Limited | Professional & scientific | 2004 |
| Prosperity Matters (South West ) Ltd | Professional & scientific | 2020 |
| Proto Imaging LLP | | 2025 |
| Protruck Exeter Ltd | Wholesale & retail | 2025 |
| Proven Marketing Ltd | Professional & scientific | 2017 |
| Providence Court Amenity Limited | Real estate | 2004 |
| Providence Court II Amenity Limited | Households | 2004 |
| Provox-Uk Limited | Manufacturing | 2023 |
| Prowess Properties Limited | Real estate | 2022 |
| Proxitouch Ltd | Information & communication | 2022 |
| Proxy Investments Limited | Real estate | 2022 |
| PRS - Pete Rawcliffe Singing Ltd | Information & communication | 2024 |
| PRS Advisory Ltd | Professional & scientific | 2024 |
| PRS Living Limited | Real estate | 2025 |
| PRS Plumbing Solutions Limited | Construction | 2015 |
| Prudens Jevro Ltd | Professional & scientific | 2018 |
| PRY Construction Ltd | Construction | 2023 |
| Prydis Accounts Limited | Professional & scientific | 2003 |
| Prydis Asset Management Ltd | Professional & scientific | 2016 |
| Prydis Limited | Financial services | 2009 |
| Prydis Partnership Limited | Professional & scientific | 2015 |
| Prydis Support Limited | Professional & scientific | 2012 |
| Prydis Trustees Limited | Administrative & support | 2015 |
| Prydis Wealth Limited | Financial services | 2001 |
| Pryme Four Consultants Limited | Professional & scientific | 2025 |
| Pryme Four LLP | | 2025 |
| Pryme FS Group Limited | Extraterritorial | 2026 |
| PS1 Capital Limited | Professional & scientific | 2020 |
| PSI Planning Law Limited | Professional & scientific | 2018 |
| PSN (Holdings) Limited | Real estate | 2013 |
| PSP Catering Ltd | Hospitality | 2016 |
| PSR Roofing Ltd | Construction | 2025 |
| PSV Speed Transport Logistic Ltd | Transport & logistics | 2019 |
| PSY Digital Limited | Information & communication | 2020 |
| Psychology LMR Ltd | Health & social care | 2023 |
| Psychotherapyworks Limited | Health & social care | 2025 |
| Psynovigo Ltd | Information & communication | 2014 |
| PT Consulting SW Ltd | Other services | 2022 |
| PT Space Education Centre Limited | Education | 2025 |
| PT78 Ltd | Real estate | 2022 |
| PTJ Gardens Ltd | Administrative & support | 2025 |
| PUB Unite Ltd | Hospitality | 2017 |
| Public Relevance Limited | Professional & scientific | 2020 |
| Publikable Limited | Information & communication | 2026 |
| Pubs Inc. Ltd | Hospitality | 2018 |
| Puddle Meadow Limited | Real estate | 2022 |
| Puffin Holdings Limited | Real estate | 2019 |
| Puffinus Properties Ltd | Real estate | 2026 |
| Pukalini Limited | Wholesale & retail | 2018 |
| Pulse Property Group Ltd | Real estate | 2024 |
| PUN Property Limited | Real estate | 2023 |
| Pura Vida Properties SW Ltd | Real estate | 2025 |
| Pure Flooring SW Ltd | Wholesale & retail | 2025 |
| Pure Hair and Beauty Retreat Ltd | Other services | 2019 |
| Pure Lettings (Devon) Limited | Real estate | 2010 |
| Pure Metrics Limited | Professional & scientific | 2019 |
| Pure Plastering SW Limited | Construction | 2019 |
| Pure Tree Limited | Wholesale & retail | 2010 |
| Pureheatsw Ltd | Construction | 2024 |
| Purely Gyms Fitness Ltd | Arts & recreation | 2025 |
| Pureshine Window Cleaning Ltd | Administrative & support | 2014 |
| Purewash Cleaning Contractors Ltd | Administrative & support | 2016 |
| Purocleans Exeter Limited | Administrative & support | 2025 |
| Purple Dog IT Ltd | Information & communication | 2024 |
| Purposeful Curiosity Ltd | Professional & scientific | 2025 |
| Purser Industries Limited | Professional & scientific | 2025 |
| Pursuepadel Ltd | Arts & recreation | 2025 |
| Putney Plumbers Limited | Administrative & support | 2000 |
| Puxley Limited | Arts & recreation | 2009 |
| PVH2 Limited | Professional & scientific | 2023 |
| PVO Services Limited | Real estate | 2018 |
| PYM Property Ltd | Real estate | 2020 |
| Pynes Fishing Limited | Arts & recreation | 1961 |
| Pynes Hill Business Centre Ltd | Administrative & support | 2018 |
| Q and M Family Limited | Real estate | 2024 |
| Q Social Media Ltd | Information & communication | 2011 |
| Q1 Projects Limited | Professional & scientific | 2021 |
| Q9 Trade Limited | Real estate | 2014 |
| Qalycare Ltd | Manufacturing | 2025 |