| Pesco International Foods Ltd | Wholesale & retail | 2025 |
| Pesky Pearl Ltd | Arts & recreation | 2018 |
| Peter K Builders Ltd | Construction | 2018 |
| Petra Telecom Limited | Wholesale & retail | 2005 |
| PF Solutions Ltd | Real estate | 2008 |
| PFS Investment Ltd | Real estate | 2023 |
| PG Procurement Ltd | Administrative & support | 2014 |
| Pgrao Logistics Limited | Transport & logistics | 2026 |
| PH Private UK Ltd | Real estate | 2024 |
| Pharma Halal Meat Ltd | Wholesale & retail | 2020 |
| Pharma Healthcare Consultancy Ltd | Professional & scientific | 2025 |
| Pharma Scientist Limited | Administrative & support | 2009 |
| Pharmacenna Ltd | Health & social care | 2012 |
| Phil's Rapid Solutions Limited | Health & social care | 2009 |
| Phirose Property Ltd | Real estate | 2019 |
| Phones and Computers Solution Ltd | Other services | 2020 |
| Phpr Investment Ltd | Real estate | 2022 |
| Picasso Real Estate Equities Ltd | Real estate | 2022 |
| Pichola Collective Limited | Wholesale & retail | 2026 |
| Pickering Estates (2000) Limited | Real estate | 1999 |
| Picsipoc Limited | Water & waste | 2026 |
| Pinders Accounting Ltd | Professional & scientific | 2019 |
| Pineberry Films & Television Ltd | Information & communication | 2008 |
| Pinnacle 2 GB Ltd | Construction | 2025 |
| Pinnacle Assets Limited | Administrative & support | 2012 |
| Pinnacle Landmark Properties Ltd | Real estate | 2026 |
| Pinnacle Smart Home Ltd | Construction | 2022 |
| Pinova Investments Limited | Real estate | 2024 |
| Pipe Bay Limited | Professional & scientific | 2025 |
| Pitu Construction Ltd | Construction | 2018 |
| Pivotal Care Limited | Health & social care | 2015 |
| Pixel 5 Ltd | Information & communication | 2025 |
| Pixel Investments Limited | Real estate | 2018 |
| Pizarro Restaurant Ltd | Hospitality | 2011 |
| Pizzarium Limited | Hospitality | 2019 |
| PJ Construction- Projects Management Limited | Construction | 2011 |
| PJ Materials Ltd | Water & waste | 2011 |
| Pjar Solutions Ltd | Construction | 2018 |
| Pjfr Engineering Limited | Professional & scientific | 2013 |
| Planbay Limited | Real estate | 2014 |
| Planet Blue (UK) Limited | Wholesale & retail | 2023 |
| Planned Amusements Limited | Arts & recreation | 1966 |
| Planrite Properties Limited | Real estate | 2007 |
| Plastic BAG Plus Ltd | Wholesale & retail | 2025 |
| Platina Property Ltd | Real estate | 2026 |
| Platinum 1 Removals Limited | Water & waste | 2023 |
| Platinum Pearl Construction Ltd | Construction | 2021 |
| Platinum S.A.H. Ltd | Administrative & support | 2018 |
| Play Cricket Ltd | Arts & recreation | 2026 |
| PLAY4PEACE Limited | Professional & scientific | 2025 |
| Playful Holdings Limited | Financial services | 2025 |
| Playtech Limited | Wholesale & retail | 2011 |
| Plsurvey Limited | Professional & scientific | 2018 |
| Plumbing P.Ch Ltd | Construction | 2019 |
| Plumis Limited | Manufacturing | 2008 |
| Plxter Pest Control Ltd | Administrative & support | 2023 |
| PM Housing Consultants Limited | Professional & scientific | 2025 |
| PM Maintenance (London) Limited | Real estate | 2021 |
| PMA Transport Limited | Transport & logistics | 2015 |
| PMC Painting & Decorating Ltd | Construction | 2024 |
| PMK Electrical Limited | Construction | 2023 |
| PN Build (UK) Ltd | Construction | 2019 |
| PND Property Ltd | Real estate | 2018 |
| Pndy Limited | Real estate | 2022 |
| PNP Trading Ltd | Wholesale & retail | 2022 |
| POD Garden Design Limited | Administrative & support | 2008 |
| Point View Solutions Ltd | Real estate | 2021 |
| Pointless Productions Limited | Information & communication | 2011 |
| POL Food City Ltd | Wholesale & retail | 2010 |
| Poleco Ltd | Manufacturing | 2019 |
| Poly Cleaning Services Ltd | Administrative & support | 2022 |
| Polybags 1961 Ltd | Financial services | 2025 |
| Polybags UK Limited | Administrative & support | 2022 |
| Polymath Risk Consulting Ltd | Financial services | 2011 |
| Pontremoli’S Limited | Professional & scientific | 1982 |
| Portfolio Investors Ltd | Real estate | 2003 |
| Power Trip Plus Limited | Construction | 2021 |
| PP Greenford Ltd | Hospitality | 2024 |
| PP Stores Ltd | Wholesale & retail | 2022 |
| PPR Management Limited | Other services | 2013 |
| PR Rigging Limited | Administrative & support | 2004 |
| Prablin Stores Limited | Wholesale & retail | 2014 |
| Prai Beauty Limited | Wholesale & retail | 2025 |
| Praise CC Team Ltd. | Health & social care | 2022 |
| Pramukh Enterprise Ltd | Wholesale & retail | 2012 |
| Pranali AI Limited | Information & communication | 2025 |
| Pranto & Rodrigues Ltd | Hospitality | 2016 |
| Pras Engineering Ltd | Construction | 2021 |
| Preedy Property Ltd | Real estate | 2024 |
| Preethi Trade Limited | Wholesale & retail | 2017 |
| Preetkitchenbedroom Limited | Manufacturing | 2025 |
| Prema Care India Ltd | Health & social care | 2026 |
| Premier Metalcraft Ltd | Manufacturing | 2022 |
| Premier Pagodas Ltd. | Wholesale & retail | 2015 |
| Premier Q Holdings Limited | Financial services | 2020 |
| Premier Quilting Company Limited | Wholesale & retail | 1959 |
| Premier Wines & Spirits Limited | Wholesale & retail | 1991 |
| Premium Executive Chauffeuring Services Ltd | Transport & logistics | 2014 |
| Premium Products and Services Limited | Manufacturing | 2013 |
| PRESS4TITAN Ltd | Construction | 2015 |