| P & G Building Services Limited | Construction | 2008 |
| P & R Windows Limited | Construction | 2015 |
| P & S Hospitality Limited | Hospitality | 2022 |
| P Basi Locums Limited | Wholesale & retail | 2022 |
| P Bradley Transport Limited | Transport & logistics | 2009 |
| P G Electrical Solutions Ltd | Construction | 2017 |
| P M Charles Building & Plumbing Services Limited | Construction | 2017 |
| P P James Contracting Limited | Construction | 2016 |
| P.H. Contracts (Midlands) Limited | Other services | 2016 |
| Palletland Limited | Manufacturing | 2010 |
| Palm Trading (GB) Ltd | Construction | 2014 |
| Palmer Timber Holdings Limited | Professional & scientific | 2014 |
| Panther Locums Limited | Health & social care | 2016 |
| Paper Palace Limited | Wholesale & retail | 2002 |
| Pars Ramps Limited | Extraterritorial | 2023 |
| Parsons Knows Limited | Professional & scientific | 2018 |
| Part Trader Limited | Information & communication | 1999 |
| Parties ARE US Ltd | Hospitality | 2023 |
| PAT Blacks Online.Co.Uk Limited | Manufacturing | 2026 |
| Pattex Ltd | Wholesale & retail | 2025 |
| Pattison Shepley Ruvolo Ltd | Administrative & support | 2020 |
| Paul & Charles Limited | Health & social care | 2016 |
| Pawfection 4 Pets Ltd | Other services | 2016 |
| PCL Wollaston Print Limited | Manufacturing | 1974 |
| Peony Red Global Ltd | Wholesale & retail | 2026 |
| Perauto Ltd | Wholesale & retail | 2011 |
| Perfect Car Repairs Ltd | Wholesale & retail | 2016 |
| Perfect Driveways Limited | Extraterritorial | 2000 |
| Perfect Guttering Solutions Limited | Extraterritorial | 2006 |
| Perfect Paving Services Limited | Construction | 2003 |
| Perfect Paving Systems Limited | Construction | 2006 |
| Performance on Wheels Ltd | Wholesale & retail | 2023 |
| Performance Scaffolding Limited | Construction | 2008 |
| Performance Scaffolding Northern Limited | Extraterritorial | 2012 |
| Perry & Co Limited | Professional & scientific | 2014 |
| Pete's Stop Ltd | Wholesale & retail | 2025 |
| Peter Averall Limited | Wholesale & retail | 2026 |
| PG UK Holdings Limited | Financial services | 2020 |
| Philippines Universal Strategic Holdings Ltd | Hospitality | 2026 |
| Phipps Wakefield Accountants Ltd | Professional & scientific | 2015 |
| Phoenix Leisure Support Limited | Arts & recreation | 2011 |
| Phoenix Vehicle Recycling Limited | Water & waste | 2022 |
| Phone Baby Ltd | Wholesale & retail | 2025 |
| Pickett & Sons Roofing Services Limited | Construction | 2019 |
| Pillar Enterprise Ltd | Wholesale & retail | 2021 |
| Places for Sale Limited | Real estate | 2004 |
| Planet Platforms (Holdings) Limited | Financial services | 2007 |
| Planet Platforms Limited | Construction | 1981 |
| Plasport Recycling Ltd | Wholesale & retail | 2019 |
| Plaster of Harris Complete Restorations Limited | Construction | 2015 |
| Platinum Equity Holdings Ltd | Professional & scientific | 2024 |
| Plumbmaster DIY Limited | Construction | 2026 |
| Plumwood MUSIC1 CIC | Information & communication | 2024 |
| Poku&Son's Limited | Health & social care | 2016 |
| Polysius Limited | Manufacturing | 1947 |
| Portaramp (UK) Limited | Manufacturing | 2005 |
| Potters Alehouses Ltd | Hospitality | 2025 |
| Powar Street Food Ltd | Hospitality | 2025 |
| Powersave Direct Ltd | Construction | 2000 |
| Precise Publishing Limited | Administrative & support | 1994 |
| Precise Specifications Limited | Professional & scientific | 1997 |
| Precision Production Engineers (UK) Limited | Manufacturing | 2014 |
| Preferred Access Ramp Systems Limited | Manufacturing | 2009 |
| Premier Furniture Frames Limited | Manufacturing | 2014 |
| Premier Midland Steel Fabrications Limited | Manufacturing | 2006 |
| Premier Prosthetics Limited | Manufacturing | 2004 |
| Premier Supply Group Limited | Construction | 2023 |
| Premier Woodworking Limited | Manufacturing | 2025 |
| Premium Fuel Club Ltd | Wholesale & retail | 2025 |
| Prettybricks Limited | Real estate | 2019 |
| Primekeysuk Limited | Real estate | 2020 |
| Priorsco Ltd | Real estate | 2023 |
| Priory Woods Limited | Wholesale & retail | 2014 |
| Pritam Property Services Limited | Real estate | 2023 |
| Private Property Holdings Ltd | Real estate | 2016 |
| Pro Music Tuition Limited | Education | 2013 |
| Pro TEC Arts Limited | Extraterritorial | 2014 |
| Pro-Reach Exterior Solutions Ltd | Construction | 2025 |
| Procedo Consulting Ltd | Information & communication | 2002 |
| Profix 365 Limited | Construction | 2021 |
| Proftech Talent Limited | Administrative & support | 2017 |
| Progress Medical Clinic Ltd | Health & social care | 2019 |
| Progress Medical Ltd | Health & social care | 2015 |
| Progressive Active Recruitment Limited | Health & social care | 2020 |
| Project BFM Ltd | Water & waste | 2026 |
| Promotasport Raceway International Ltd | Arts & recreation | 2018 |
| Prontoweb Ltd | Information & communication | 2019 |
| Propertenant Ltd | Hospitality | 2024 |
| Property Professionals (UK) Limited | Real estate | 2013 |
| Prosign&Print Ltd | Manufacturing | 2025 |
| Protection and Detection Services Limited | Administrative & support | 2005 |
| Providence Street Garage Limited | Wholesale & retail | 2009 |
| PSI Pressure Systems Installation Ltd | Manufacturing | 2020 |
| Pure Glow Aesthetics Ltd | Other services | 2021 |
| PWM Holdings Limited | Professional & scientific | 2018 |
| QRB Brickwork Limited | Construction | 2022 |
| Quality Catering Limited | Hospitality | 2017 |
| Quality Food and Events Limited | Hospitality | 2026 |
| Quality Kitchen Makeovers & Renovations Limited | Construction | 2025 |
| Quest Day Care Services Limited | Other services | 2011 |