| PJG & BCG Services Ltd | Health & social care | 2023 |
| PJH Planning Services Ltd | Other services | 2013 |
| Planet Golf Limited | Other services | 2010 |
| Planetmonkey Ltd | Wholesale & retail | 2026 |
| Plant Chef Ltd | Manufacturing | 2021 |
| Plates on Limited | Manufacturing | 2023 |
| Plaza Discount Ltd | Wholesale & retail | 2026 |
| PLB Healthcare Ltd | Health & social care | 2015 |
| Plexmoss Ltd | Information & communication | 2020 |
| Plum Staff Ltd | Administrative & support | 2021 |
| Plusgoods Limited | Wholesale & retail | 2025 |
| Plustax Ltd | Professional & scientific | 2024 |
| PMB Green Lawn Gardening and Facility Services Ltd | Agriculture & fishing | 2019 |
| PMC Wilderness Limited | Education | 2017 |
| PMW Holdings Ltd | Financial services | 2024 |
| PN Property Group Ltd | Real estate | 2023 |
| Poonia Industries Limited | Health & social care | 2011 |
| Popspecs London Ltd | Wholesale & retail | 2022 |
| Popspecs Midlands Ltd | Wholesale & retail | 2024 |
| Porcea Ltd. | Construction | 2019 |
| Port Appliances Ltd | Wholesale & retail | 2019 |
| Port Chicken Ltd | Hospitality | 2025 |
| Port Cycles Limited | Wholesale & retail | 2026 |
| Port Fuels Limited | Manufacturing | 2018 |
| Port Hikes CIC | Health & social care | 2024 |
| Port Power Services Ltd. | Professional & scientific | 2021 |
| Port Tyres & Autocare Limited | Wholesale & retail | 2003 |
| Port Van Sales Limited | Wholesale & retail | 2017 |
| Portal 2 Limited | Financial services | 2026 |
| Portsdale WMS Holdings Limited | Water & waste | 2025 |
| Portside Investments Ltd | Real estate | 2025 |
| Portside Logistics Ltd | Administrative & support | 2010 |
| Positive PEA Limited | Health & social care | 2018 |
| Povey Technical Assist Ltd | Professional & scientific | 2025 |
| Poynton Property Stays Ltd | Real estate | 2023 |
| PR Reptiles and Insects Limited | Arts & recreation | 2025 |
| Pr&Js Store Ltd | Wholesale & retail | 2025 |
| Practice Clinical Lead Services Ltd | Health & social care | 2026 |
| Precert Studio Ltd | Professional & scientific | 2025 |
| Precious Stone Liverpool Ltd | Wholesale & retail | 2019 |
| Premier Car Care (Chester) Ltd | Administrative & support | 2024 |
| Premier Endodontics Ltd | Health & social care | 2024 |
| Premier Plants of Ledsham Ltd | Wholesale & retail | 1994 |
| Premier Porcelain & Stone Ltd | Wholesale & retail | 2023 |
| Prendergast Holdings Ltd | Financial services | 2026 |
| Pretzel Pony Ltd | Transport & logistics | 2025 |
| Prima Property Services Ltd | Construction | 2022 |
| Primadent Limited | Health & social care | 2018 |
| Primary Eyecare (Wirral) Limited | Health & social care | 2008 |
| Primco AD Plant Trinity Limited | Financial services | 2019 |
| Primco Holding UK Limited | Financial services | 2017 |
| Prime Car Exports UK Ltd | Wholesale & retail | 2026 |
| Primo Contract Services Limited | Professional & scientific | 2026 |
| Print and Sign World Ltd | Manufacturing | 2014 |
| Pristine Gardens of Cheshire Ltd | Administrative & support | 2022 |
| Privacy Pioneers Limited | Information & communication | 2021 |
| Pro Folding Ltd | Wholesale & retail | 2009 |
| Pro Plumbing & Heating EP Ltd | Construction | 2024 |
| Pro-Tek Solutions Limited | Information & communication | 2025 |
| Process Flow Engineering Ltd | Manufacturing | 2024 |
| Procom Audio Visual Limited | Wholesale & retail | 2017 |
| Procurement Assist Limited | Professional & scientific | 2019 |
| Procurement for ALL Limited | Professional & scientific | 2023 |
| Proficient Property Ltd | Real estate | 2022 |
| Profit Powerhouse Limited | Wholesale & retail | 2026 |
| Proformity Ltd | Information & communication | 2025 |
| Progroup Board Limited | Administrative & support | 2006 |
| Project Shine 2025 Limited | Construction | 2025 |
| Prolific Ltd | Health & social care | 2025 |
| Property and Management Limited | Real estate | 2019 |
| Property Grit Limited | Real estate | 2023 |
| Property Rental NW Ltd | Real estate | 2021 |
| Property Scan Services Ltd | Professional & scientific | 2026 |
| Prosecutrix Ltd | Professional & scientific | 2024 |
| Proventa Products Ltd | Manufacturing | 2026 |
| Providence Jose Ltd | Real estate | 2021 |
| Provision Tech Ltd | Information & communication | 2025 |
| PS Events Crew Ltd | Administrative & support | 2022 |
| PS Stratford Ltd | Wholesale & retail | 2024 |
| PSC Mailing Ltd | Manufacturing | 2010 |
| PSS Workshops Limited | Wholesale & retail | 2006 |
| Psych Consultations Limited | Health & social care | 2013 |
| PTP Optimisation Limited | Professional & scientific | 2025 |
| Pulse Armaments Ltd | Arts & recreation | 2019 |
| Pure Maintenance Delivery Services Limited | Construction | 2019 |
| Purepull Ltd | Wholesale & retail | 2026 |
| Purpleline Care Services Ltd | Health & social care | 2022 |
| Pursglove Healthcare Consultancy (PHC) Limited | Health & social care | 2024 |
| Push Boundary Limited | Construction | 2022 |
| PVG Constructions Limited | Construction | 2021 |
| Pvjfc Ltd | Arts & recreation | 2021 |
| PWC Solutions Limited | Administrative & support | 2010 |
| PWF Wind Limited | Professional & scientific | 2026 |
| Pyrosafe Materials Testing Ltd | Professional & scientific | 2025 |
| Q and E Aviation Services Limited | Professional & scientific | 2012 |
| Qhse Services Limited | Professional & scientific | 2018 |
| QR Plaques Limited | Wholesale & retail | 2024 |
| Qualitank Holdings Limited | Manufacturing | 2023 |
| Quality Blinds Limited | Manufacturing | 2004 |
| Quality Diamond Products Limited | Wholesale & retail | 2007 |