| Provista Properties Limited | Real estate | 2024 |
| Prowise Investments Ltd | Financial services | 2013 |
| Prox Digital Limited | Professional & scientific | 2026 |
| Proxy Consultancy Ltd | Information & communication | 2023 |
| Prsw Limited | Real estate | 2023 |
| Prudent Care Homes Limited | Health & social care | 2017 |
| Prudent Real Estate Ltd | Real estate | 2024 |
| Prudential Care Ltd | Health & social care | 2024 |
| Pruna Dermatology Limited | Health & social care | 2022 |
| Pruna Holdings Limited | Real estate | 2022 |
| PRX - Power Results Xcellence Ltd | Information & communication | 2024 |
| Prycole Limited | Administrative & support | 2022 |
| Pryzm Eyewear Limited | Wholesale & retail | 2019 |
| Pryzmware Ltd | Information & communication | 2021 |
| PS London Building Services Ltd | Construction | 2020 |
| PS Makkar Ltd | Transport & logistics | 2026 |
| PS Mortgage & Financial Services Limited | Financial services | 2023 |
| PS Plovdiv Services Limited | Other services | 2015 |
| Psalm Cxix Ltd | Wholesale & retail | 2021 |
| Psbl Limited | Construction | 2022 |
| Pskd Engineering Ltd | Professional & scientific | 2022 |
| PSM Steel Ltd | Construction | 2010 |
| PSR Europe Ltd | Wholesale & retail | 2019 |
| PSS Management Services Limited | Real estate | 1987 |
| Psss Properties Ltd | Real estate | 2025 |
| PSV Contracting Ltd | Construction | 2020 |
| Psylligent Ltd | Information & communication | 2020 |
| Ptas Solutions Ltd | Information & communication | 2025 |
| PTC Sports Franchising Ltd | Arts & recreation | 2018 |
| PTC Sports Ltd | Arts & recreation | 2013 |
| PTD Builders Ltd | Construction | 2017 |
| Ptpf Ltd | Construction | 2018 |
| Ptpreps Ltd | Hospitality | 2025 |
| PTS Creations Ltd | Wholesale & retail | 2019 |
| PTY Contracts Ltd | Construction | 2009 |
| Public Secret Ltd | Wholesale & retail | 2026 |
| Publicanhouse Limited | Hospitality | 2025 |
| Publicity Engineers Limited | Professional & scientific | 2005 |
| Pudur Ltd | Real estate | 2020 |
| Pugh Property Group Limited | Real estate | 2017 |
| Pugh Property Services Limited | Real estate | 2017 |
| Pulham Productions Limited | Professional & scientific | 2017 |
| Pumpkin Thai Catering Ltd | Hospitality | 2022 |
| Punjab Window Glazing Ltd | Construction | 2019 |
| PUP OUT London C.I.C. | Arts & recreation | 2024 |
| Puppy Pride C.I.C. | Wholesale & retail | 2013 |
| Purbeck Management Limited | Construction | 2021 |
| Purbey & Jain Medical Services Limited | Health & social care | 2010 |
| Purdue Automotive Ltd | Transport & logistics | 2026 |
| Pure Beauty Daily Chemicals Ltd | Wholesale & retail | 2023 |
| Pure Cricket Club Limited | Administrative & support | 2024 |
| Pure Flow Water Solutions Ltd | Construction | 2026 |
| Pure Ghee Ltd | Manufacturing | 2026 |
| Pure Kerala Ayurveda Ltd | Other services | 2025 |
| Pure Temp Hvac Ltd | Construction | 2025 |
| Pure View Cleaning Services Ltd | Administrative & support | 2025 |
| Pureflo Holdings Ltd | Information & communication | 2025 |
| Pureflo Plumbing & Drainage Ltd | Water & waste | 2025 |
| Purehealth Supply Co. Ltd | Wholesale & retail | 2024 |
| Purekleen Limited | Administrative & support | 2021 |
| Purenate Construction Limited | Construction | 2006 |
| Purepath Ventures Limited | Wholesale & retail | 2025 |
| Purified Air Limited | Manufacturing | 1984 |
| Purifier Waterfilter Ltd | Administrative & support | 2026 |
| Puriserv Limited | Administrative & support | 2018 |
| Purohit and Family Limited | Real estate | 2018 |
| Purple Memories LLP | | 2014 |
| Purple Oak Tree Holdings Ltd | Health & social care | 2015 |
| Purple Travels and Tours Limited | Administrative & support | 2025 |
| Purple Valentine Aesthetics Ltd | Other services | 2015 |
| Purpose Growth Studio Limited | Professional & scientific | 2025 |
| PURPOSE2DESTINY TK Limited | Information & communication | 2008 |
| Purposeful Content (the Purpose Copywriter) Limited | Professional & scientific | 2023 |
| Pushfinance Limited | Transport & logistics | 2018 |
| Pushyourbusiness Limited | Professional & scientific | 2011 |
| Puss Ecom Ltd | Wholesale & retail | 2025 |
| Puttaway Ltd | Arts & recreation | 2020 |
| PVA Ltd | Construction | 2019 |
| Pvctt Limited | Construction | 2014 |
| Pvsr Constructions Ltd | Construction | 2020 |
| Pvuk Advisory and Tax Consultants Ltd | Professional & scientific | 2024 |
| Pwaircon Limited | Construction | 2025 |
| PWP Services Ltd | Professional & scientific | 2017 |
| PWR in Numbers Ltd | Information & communication | 2021 |
| PXL Design Ltd | Professional & scientific | 2024 |
| Pyrex Maintenance Ltd | Construction | 2025 |
| Pyrgo Limited | Professional & scientific | 2014 |
| Pyriksports Trading Ltd | Wholesale & retail | 2018 |
| Python Prime Limited | Wholesale & retail | 2026 |
| PZ Barbers Ltd | Other services | 2021 |
| Q Projects Ltd | Construction | 2014 |
| Q Smart Light Ltd | Wholesale & retail | 2019 |
| Q&B Construction Ltd. | Construction | 2016 |
| Q&Q Global Limited | Real estate | 2016 |
| Q7 Cross Digital Limited | Wholesale & retail | 2026 |
| Q7 Tax & Accountancy Limited | Professional & scientific | 2011 |
| Qabila Limited | Wholesale & retail | 2020 |
| QAD PVT Ltd | Manufacturing | 2024 |
| Qadir KRD Ltd | Wholesale & retail | 2025 |
| QAS Venture Capital Ltd | Real estate | 2025 |