| Ozzi Transport Ltd | Transport & logistics | 2019 |
| P & a Medical Limited | Professional & scientific | 1999 |
| P & S Partnership Ltd | Extraterritorial | 2013 |
| P Bennett & Associates Limited | Extraterritorial | 2012 |
| P J Paving Ltd | Construction | 2020 |
| P O'Brien Grab Services Ltd | Transport & logistics | 2011 |
| P W White (Holdings) Limited | Financial services | 2021 |
| P&H Trading Ltd | Wholesale & retail | 2012 |
| P&S Investment Group Limited | Real estate | 2020 |
| P. Barker & Co Ltd | Professional & scientific | 2026 |
| P. Jackson (Plywood) Limited | | 1991 |
| P.D.P. Surveys Ltd | Professional & scientific | 2007 |
| P.M Property Trading Solutions Ltd | Hospitality | 2024 |
| P.P.S. (Holdings) Limited | Wholesale & retail | 2019 |
| P.W. White and Partners Limited | Extraterritorial | 1968 |
| P3 Controls Limited | Information & communication | 2008 |
| P34B Ltd | Professional & scientific | 2013 |
| P4PADEL Limited | Arts & recreation | 2025 |
| PA Allen Management Limited | Manufacturing | 2014 |
| Pacing Horse Limited | Real estate | 2025 |
| Pack&Pull Limited | Wholesale & retail | 2025 |
| Packit & Go UK Ltd | Water & waste | 2021 |
| Pacman International Limited | Transport & logistics | 2016 |
| Paddington Films Limited | Information & communication | 2019 |
| Paddleboard Fort William Limited | Administrative & support | 2025 |
| Paige Media Ltd | Professional & scientific | 2021 |
| Palantek Limited | Wholesale & retail | 2025 |
| Palatian Prints Limited | Manufacturing | 2026 |
| Palatine Aviation Limited | Professional & scientific | 2019 |
| Paleo Property Ltd | Real estate | 2024 |
| Palm Palace Restaurant Limited | Hospitality | 2017 |
| PAN64 Holdings Ltd | Financial services | 2025 |
| PAN64 Ltd | Financial services | 2025 |
| Panache Events Ltd | Hospitality | 2024 |
| Panczo Limited | Transport & logistics | 2017 |
| Panda Urban and Outdoor Survivalists UK Limited | Wholesale & retail | 2025 |
| Panel Engineering Services Limited | Manufacturing | 2015 |
| Pantheon Products Ltd | Wholesale & retail | 2023 |
| Pantheon Systems Limited | Wholesale & retail | 2004 |
| PAP Quattro Ltd | Financial services | 2026 |
| Papa Luigi's (Lancashire) Limited | Hospitality | 2019 |
| Papercutz Worldwide Limited | Wholesale & retail | 2018 |
| Paperless Wedding Limited | Administrative & support | 2011 |
| Papsgroup Limited | Transport & logistics | 2023 |
| Paragon Developments | Administrative & support | 1981 |
| Paragon Hotels Limited | Financial services | 2015 |
| Paragon Market Access Ltd | Administrative & support | 2018 |
| Parallel Property Group Ltd | Real estate | 2020 |
| Paramount Plastering Limited | Construction | 2009 |
| Parc Owles Design & Development Limited | Construction | 2015 |
| Parco Civil Engineering & Groundworks Ltd | Construction | 2018 |
| Parco EV Solutions Limited | Construction | 2021 |
| Park Hall Gardens Management Company Limited | Households | 2005 |
| Park Lane Independent Financial Advisers Limited | Extraterritorial | 2017 |
| Park Lane Properties (Lancashire) Limited | Administrative & support | 2005 |
| Parkbury Design Services Limited | Professional & scientific | 2023 |
| Parker Translation Solutions Ltd | Professional & scientific | 2017 |
| Parkhills Car Centre Limited | Extraterritorial | 2018 |
| Parkhills Motors Limited | Extraterritorial | 2018 |
| Parkhills Service and MOT Centre Limited | Extraterritorial | 2018 |
| Parkin Plant Services Limited | Administrative & support | 1996 |
| Parking Plus Limited | Professional & scientific | 2013 |
| Parkingeye Limited | Transport & logistics | 2004 |
| Parkinson Automotive Consulting Ltd | Professional & scientific | 2017 |
| Parkinson Bailiff Services Limited | Administrative & support | 1996 |
| Parkinson Cleaning Services (NW) Limited | Administrative & support | 2025 |
| Parkwood Community Leisure Limited | Arts & recreation | 2007 |
| Parkwood Health & Fitness Limited | Administrative & support | 2006 |
| Parkwood Healthcare Holdings Limited | Extraterritorial | 2020 |
| Parkwood Healthcare Limited | Health & social care | 1997 |
| Parkwood Holdings Limited | Professional & scientific | 1992 |
| Parkwood Leisure Holdings Limited | Professional & scientific | 2014 |
| Parkwood Leisure Investments Limited | Professional & scientific | 2008 |
| Parkwood Leisure Limited | Administrative & support | 1996 |
| Parkwood Project Management Limited | Professional & scientific | 1997 |
| Parsch UK Ltd | Manufacturing | 1990 |
| Party Store Girl Limited | Wholesale & retail | 2013 |
| Passlev Ltd | Manufacturing | 2025 |
| Pasta&Bread Limited | Hospitality | 2020 |
| Paterson Wealth Management Ltd | Financial services | 2022 |
| Pathway Holdings Limited | Professional & scientific | 2018 |
| Patrick Buxton Software Ltd. | Information & communication | 2017 |
| Patterdale Recovery Limited | Financial services | 2019 |
| Pattison AI Consulting Limited | Information & communication | 2026 |
| Paul Andrew Property and Relocation Limited | Administrative & support | 1998 |
| Paul Anthony Commercials Ltd | Wholesale & retail | 2005 |
| Paul Ascroft Limited | Professional & scientific | 2022 |
| Paul Birtles Haulage Ltd | Transport & logistics | 2018 |
| Paul Bowen Properties Ltd | Real estate | 2024 |
| Paul Fletcher Limited | Financial services | 2010 |
| Paul Foster & Co Ltd | Professional & scientific | 2013 |
| Paul Groundworker Ltd | Construction | 2025 |
| Paul Hands Limited | Information & communication | 2015 |
| Paul Horton Financial Solutions Limited | Administrative & support | 2006 |
| Paul Madine Driving Services Limited | Administrative & support | 2008 |
| Paul Naylor Plumbing Limited | Construction | 2024 |
| Paul Ringsell Site Management Services Ltd | Construction | 2025 |
| Pavilion at the Mill Ltd | Hospitality | 2020 |
| Pavlito Building Ltd | Construction | 2018 |
| PAWFECTION1ST Ltd | Other services | 2024 |