| Properties by JC Limited | Real estate | 2018 |
| Properties Concierge Ltd | Real estate | 2021 |
| Properties for YOU Ltd | Real estate | 2018 |
| Properties Realised Limited | Real estate | 2025 |
| PROPERTIES7 Developments Limited | Real estate | 2019 |
| Property 2 LET (London) Limited | Households | 2020 |
| Property 247 Solutions Limited | Construction | 2025 |
| Property Bulls Trading Ltd | Real estate | 2024 |
| Property Buzzness Ltd | Real estate | 2021 |
| Property by Stealth Ltd | Construction | 2025 |
| Property Chameleon Limited | Real estate | 2019 |
| Property Circle Investments Limited | Real estate | 2018 |
| Property Crystal Ltd | Real estate | 2021 |
| Property DE4 Ltd | Real estate | 2025 |
| Property Deals Insight Ltd | Information & communication | 2019 |
| Property Direct Solutions Ltd | Other services | 2015 |
| Property DN11 Ltd | Real estate | 2025 |
| Property Equality Limited | Financial services | 2017 |
| Property Farm Ltd | Real estate | 2023 |
| Property First Step Limited | Real estate | 2018 |
| Property Flight Limited | Households | 2024 |
| Property Heroes Ltd | Construction | 2019 |
| Property Hits Ltd | Information & communication | 2024 |
| Property Hub PVT Ltd | Real estate | 2021 |
| Property Intelligent Limited | Real estate | 2021 |
| Property Maintenance and Services Limited | Construction | 2024 |
| Property Manager 4 U Ltd | Real estate | 2020 |
| Property Pawn Ltd | Financial services | 2022 |
| Property Pioneers Hub Ltd | Real estate | 2024 |
| Property Plus Estates Ltd | Real estate | 2025 |
| Property Port Limited | Real estate | 2014 |
| Property Resources Group Limited | Real estate | 2018 |
| Property Search Direct Ltd | Information & communication | 2004 |
| Property Solutions Management Ltd | Construction | 2003 |
| Property Swan London Ltd | Real estate | 2020 |
| Property Switch Ltd. | Real estate | 2021 |
| Property Technology Solutions Ltd | Information & communication | 2024 |
| Property WIZ Limited | Wholesale & retail | 2021 |
| Property Works Limited | Real estate | 2007 |
| Propertylink Global Ltd | Real estate | 2007 |
| Propertylink Globe Ltd | Real estate | 2021 |
| Propertymade Ltd | Real estate | 2024 |
| Propex Holdings Limited | Real estate | 2021 |
| Propexa Limited | Real estate | 2024 |
| Propfi Ltd | Real estate | 2020 |
| Propintel Ltd | Real estate | 2025 |
| Proscreed Limited | Construction | 2000 |
| Prosper by Design Ltd | Construction | 2022 |
| Prosperity Group Holdings Ltd | Financial services | 2025 |
| Prosperity Team Limited | Real estate | 2019 |
| Prospero Creative Life Limited | Other services | 2019 |
| Prospero Financial Advisory Limited | Financial services | 2026 |
| Prospero Portfolios Limited | Administrative & support | 1988 |
| Prosperous Forever Limited | Construction | 2016 |
| Prospira Ltd | Wholesale & retail | 2025 |
| Prosthosurg Ltd | Health & social care | 2024 |
| Prosur UK Limited | Hospitality | 2019 |
| Protective Solutions 360 Limited | Administrative & support | 2025 |
| Protege Research Limited | Professional & scientific | 2020 |
| Protein Wala Ltd | Wholesale & retail | 2025 |
| Proteqta Ltd | Administrative & support | 2025 |
| Proteus Marine Parts Limited | Wholesale & retail | 2023 |
| Protiling DA Ltd | Construction | 2022 |
| Proudofit Ltd | Wholesale & retail | 2018 |
| Proven Acknowledged Trades Ltd | Construction | 2021 |
| Proventix Ltd | Other services | 2025 |
| Proview Property Inventories Limited | Administrative & support | 2025 |
| Provisional Ltd | Wholesale & retail | 2025 |
| Provogue Limited | Wholesale & retail | 2016 |
| Proxcel Consulting Limited | Professional & scientific | 2017 |
| Proxperty Ltd. | Administrative & support | 2017 |
| PRP Consultancy Limited | Professional & scientific | 2015 |
| PRP Trading Ltd | Wholesale & retail | 2016 |
| PRP Trans Limited | Other services | 2016 |
| Prsm Solutions Ltd | Administrative & support | 2017 |
| PRT Property Investments Ltd | Real estate | 2025 |
| PRT Tyres Ltd | Administrative & support | 2016 |
| PRU Properties Ltd | Real estate | 2026 |
| Prudent Pharma Limited | Health & social care | 2018 |
| Pruteanu Ltd | Construction | 2024 |
| PRV Logistics Ltd | Construction | 2020 |
| PRX Pharmacy Ltd | Wholesale & retail | 2022 |
| Pryke Romaniuk Limited | Construction | 2005 |
| PS Infinity Ltd | Professional & scientific | 2025 |
| PS Plumbing Heating Ltd | Construction | 2021 |
| PS Property Estates Ltd | Households | 2017 |
| PSA Foods Ltd | Wholesale & retail | 2019 |
| PSA Ventures Limited | Health & social care | 2025 |
| PSA2020 Construction Ltd | Construction | 2020 |
| Psan Investments Ltd | Real estate | 2024 |
| PSB Procurement Ltd | Administrative & support | 2025 |
| PSB Properties Limited | Real estate | 2011 |
| PSB Property Solution Ltd | Real estate | 2023 |
| Psbs Properties Limited | Real estate | 2019 |
| PSE Estate Ltd | Real estate | 2025 |
| PSG Capital Homes Limited | Real estate | 2019 |
| PSG Events Limited | Other services | 2009 |
| Psgbam Ltd | Wholesale & retail | 2017 |
| PSH Grosvenor Consultants LLP | | 2014 |
| Psimonix Ltd | Professional & scientific | 2013 |