| Podiatric RX Limited | Health & social care | 2010 |
| Podtastic (NW) Limited | Hospitality | 2020 |
| Polaris Triton Group Manufacturing Holdings Ltd | Financial services | 2025 |
| Polaris Triton Group Manufacturing Midco Limited | Financial services | 2025 |
| Polestar Funding Solutions Limited | Professional & scientific | 2014 |
| Pop-Up Metro Limited | Transport & logistics | 2015 |
| Poppywood Investments Limited | Real estate | 2014 |
| Portcullis Security Chauffeurs London Ltd | Transport & logistics | 2019 |
| Portelet Advisory Limited | Financial services | 2024 |
| Portfolio Accountants Ltd | Professional & scientific | 2008 |
| Portico Architectural Ltd | Construction | 2018 |
| Posture and Poise Academy Ltd | Education | 2025 |
| Posture and Poise Ltd | Health & social care | 2021 |
| Power Nation Cheer Limited | Wholesale & retail | 2019 |
| Power Nation Floors Limited | Other services | 2018 |
| Power UP Events Limited | Arts & recreation | 2023 |
| Powerbreathe Holdings Limited | Extraterritorial | 2010 |
| Powerbreathe International Limited | Manufacturing | 2010 |
| PPG Consulting Limited | Information & communication | 2004 |
| Practical Foundations Limited | Professional & scientific | 2025 |
| Prashanth Prabhakaran Consultancy Limited | Information & communication | 2023 |
| PRC Plumbing and Heating Limited | Construction | 2012 |
| Precision Supply Chain International Ltd | Transport & logistics | 2011 |
| Premier Components U.K. Limited | Wholesale & retail | 1998 |
| Premier European Group Ltd | Professional & scientific | 2005 |
| Premium Ingredients Limited | Wholesale & retail | 2019 |
| Preps Central Ltd | Wholesale & retail | 2018 |
| Prestige Chauffeurs of Warwickshire Limited | Transport & logistics | 2022 |
| Prestwood Road Management Limited | Real estate | 2021 |
| Pride of Stratford Limited | Wholesale & retail | 2019 |
| Prime Property Solutions TM Ltd | Construction | 2022 |
| Primrose Hill Developments Ltd | Real estate | 2020 |
| Principle Rail Projects Ltd | Professional & scientific | 2026 |
| Priory Barns (Broad Marston) Management Company Ltd | Households | 2018 |
| Privacy Space Ltd | Administrative & support | 2026 |
| Private JET Consultants Limited | Transport & logistics | 2006 |
| Pro Studio Time Ltd | Administrative & support | 2024 |
| Probiz Central Limited | Extraterritorial | 2005 |
| Procooler Supplies Limited | Wholesale & retail | 2024 |
| Proctors Rentals & Lettings Ltd | Real estate | 2018 |
| Production Value Ltd | Arts & recreation | 2015 |
| Professional Service Provision Limited | Wholesale & retail | 2013 |
| Proforce Business Systems Ltd | Information & communication | 2023 |
| Progressive Solutions Limited | Real estate | 1993 |
| Project 88 Limited | Wholesale & retail | 2024 |
| Project Cargo Network Ltd | Other services | 2010 |
| Project Inversion Limited | Professional & scientific | 2021 |
| Projectionhaus Ltd | Professional & scientific | 2022 |
| Promould Limited | Extraterritorial | 1989 |
| Property Box Media Ltd | Information & communication | 2020 |
| Property Care Management Ltd | Real estate | 2015 |
| Prophecies Ltd | Arts & recreation | 2026 |
| Prospero 34 Ltd | Professional & scientific | 2026 |
| Prospero Home Improvements Limited | Construction | 2017 |
| Protier Oxford Limited | Professional & scientific | 2020 |
| Proudshapes Ltd | Education | 2018 |
| Proxima Strategy Ltd | Information & communication | 2026 |
| Prudentia Consulto Limited | Wholesale & retail | 2012 |
| PT Pro Limited | Information & communication | 2022 |
| PTG Logistic Midco Ltd | Professional & scientific | 2024 |
| PTG Logistics Ltd | Professional & scientific | 2024 |
| Pth-Stratford Ltd | Administrative & support | 2026 |
| PUB Cat Limited | Administrative & support | 2016 |
| Pulse EMS Research Limited | Professional & scientific | 2006 |
| Pumpkinseed Limited | Professional & scientific | 2014 |
| Pure Gold Ltd | Wholesale & retail | 2025 |
| Pure Kitchens Limited | Construction | 2018 |
| Purely Pilates Ltd | Other services | 2026 |
| Purple Sun Music Ltd | Arts & recreation | 2023 |
| PW Balchin Limited | Agriculture & fishing | 2007 |
| Pytheas Capital Partners Ltd | Professional & scientific | 2025 |
| QA Insight Ltd | Professional & scientific | 2025 |
| Qcumbers Limited | Real estate | 2021 |
| QED Enterprise Ltd | Information & communication | 2006 |
| Qsquared Design Limited | Information & communication | 2010 |
| Quality Fostering Ltd | Other services | 2006 |
| Quality Garms Ltd | Wholesale & retail | 2026 |
| Quartz Investments LLP | | 2013 |
| Quattro Limited | Wholesale & retail | 2002 |
| Quayside & Automotive Upholstery Limited | Other services | 2017 |
| Qubix Developments Limited | Construction | 2025 |
| Queensgate Consultants Limited | Real estate | 2017 |
| Queensgate Pershore Ltd. | Real estate | 2012 |
| Quetzaldevelopments Ltd | Real estate | 2026 |
| Quicktanks Ltd | Wholesale & retail | 2021 |
| Quinn MAC Properties Ltd | Real estate | 2023 |
| Quinton Hall Management Limited | Hospitality | 1975 |
| R & D Payne Ltd | Real estate | 2024 |
| R & D Walker Limited | Wholesale & retail | 2009 |
| R and D Games Limited | Information & communication | 2007 |
| R C L Irrigation Ltd | Wholesale & retail | 2010 |
| R J Thompson Building Services Limited | Construction | 2003 |
| R K Brow Bar Limited | Other services | 2025 |
| R S Webb and Sons Limited | Wholesale & retail | 2013 |
| R&M INV Limited | Financial services | 2017 |
| R&P Clean Power Limited | Professional & scientific | 2020 |
| R.G. & V.A. Hobbs Limited | Transport & logistics | 1986 |
| R.K.B. Properties (Southam) Limited | Real estate | 1966 |
| R.S.T. Associates Limited | Real estate | 2001 |
| Race Technologies Ltd | Professional & scientific | 2020 |