| Phoenix Painting & Decorating (Yorkshire) Limited | Construction | 2024 |
| Phoenix Recovery 24/7 Limited | Wholesale & retail | 2017 |
| Phoenix Worktops Ltd. | Manufacturing | 2017 |
| PHOENIX23 Ltd | Health & social care | 2023 |
| Phone Geeks (Barnsley) Limited | Wholesale & retail | 2026 |
| Physical Futures | Health & social care | 2014 |
| Physiotherapy for Children Limited | Health & social care | 2012 |
| Piat Ltd | Wholesale & retail | 2023 |
| Pickerill & Newby Rentals Limited | Households | 2019 |
| Pickerings Florist Limited | Wholesale & retail | 2014 |
| Pieces of Cake Ltd | Wholesale & retail | 2026 |
| Piling Services Ltd | Construction | 2023 |
| Pillaiyar Properties Ltd | Real estate | 2025 |
| Pine Barrens Limited | Construction | 2015 |
| Pinebrook Contractors Limited | Construction | 1997 |
| Pinnacle Building Care Ltd | Administrative & support | 2015 |
| Pinnacle Country Parks Limited | Financial services | 2015 |
| Pino's Barnsley Limited | Hospitality | 2021 |
| Pinstone Chambers Management Company Limited | Households | 2004 |
| PIO Bero Ltd | Information & communication | 2017 |
| Pioneer Academies Community Trust (Pact) | Education | 2012 |
| Pipeline Growth Consultants Limited | Professional & scientific | 2025 |
| Pipewrx Ltd | Construction | 2026 |
| Pips Chahal Limited | Financial services | 2022 |
| Pisces Painting Services Ltd | Construction | 2014 |
| PIT Stop Productions Limited | Arts & recreation | 1997 |
| PIT Wheel Press Limited | Information & communication | 2022 |
| Pitchley Construction Ltd | Construction | 2007 |
| Pitt Street Barber Ltd | Other services | 2025 |
| Pivotal Accountancy Services Limited | Professional & scientific | 2005 |
| Pivotal Business Services Limited | Professional & scientific | 2005 |
| Pivotal Properties Limited | Real estate | 2018 |
| Pizza Bar Gilroyd Ltd | Hospitality | 2023 |
| Pizza Kebab Bar Ltd | Hospitality | 2025 |
| Pizza Roma Yorkshire Ltd | Hospitality | 2025 |
| Pizza Sopranos Limited | Hospitality | 2026 |
| Pizza Zone Barnsley Limited | Hospitality | 2024 |
| Pizzas Zone Limited | Hospitality | 2026 |
| PIZZATOPS73 Ltd | Hospitality | 2022 |
| PJ Heat Exchanger Holdings Limited | Financial services | 2021 |
| PJ Heat Exchanger Services Limited | Manufacturing | 2001 |
| PKE Investments Limited | Financial services | 2021 |
| Placatech Limited | Manufacturing | 2025 |
| Placed in Space Ltd | Wholesale & retail | 2023 |
| Placinta Ltd | Information & communication | 2024 |
| Plan B Coaching Ltd | Other services | 2025 |
| Planet Nutri Limited | Wholesale & retail | 2025 |
| Planned Maintenance Testing Services Ltd | Construction | 2024 |
| Plant Nappy Ltd | Professional & scientific | 2007 |
| Plant Vehicle Training Limited | Construction | 2014 |
| Plascompo Limited | Wholesale & retail | 2015 |
| Plaster by Tasker Limited | Construction | 2025 |
| Plate Heat Exchanger Services Limited | Manufacturing | 2018 |
| Plater Properties Limited | Real estate | 2025 |
| Platform Q Artificial Intelligence Limited | Information & communication | 2025 |
| Platform Q Investments Limited | Administrative & support | 2011 |
| Platinum Travel Barnsley Ltd | Transport & logistics | 2021 |
| Platts Industries Limited | Professional & scientific | 2019 |
| Play Golf Algarve Ltd | Administrative & support | 2019 |
| Play Plaza Ltd | Arts & recreation | 2026 |
| Playdays Nursery Grimethorpe LLP | | 2016 |
| Players Cars Limited | Wholesale & retail | 2012 |
| Players Life Limited | Arts & recreation | 2017 |
| Playful Paws & Whiskers Limited | Wholesale & retail | 2023 |
| Playgroots Ltd | Arts & recreation | 2025 |
| Playlee Limited | Information & communication | 2026 |
| Playmaker Systems Limited | Manufacturing | 2012 |
| Playmania (South Yorkshire) Limited | Arts & recreation | 2017 |
| Playworks Holiday Club CIC | Health & social care | 2021 |
| Playworks Shafton Ltd | Health & social care | 2019 |
| Playzone (Barnsley) Ltd | Arts & recreation | 2017 |
| Pleasant Mind Ltd | Health & social care | 2024 |
| Plumb (Yorkshire) Limited | Construction | 2012 |
| Plumbcare Holdings Limited | Extraterritorial | 2020 |
| Plumbcast Limited | Construction | 2005 |
| Plumbing BR Ltd | Wholesale & retail | 2025 |
| Plump & Pout Aesthetics Ltd | Other services | 2024 |
| PM Sales and Marketing Limited | Professional & scientific | 2016 |
| PMD Building Limited | Construction | 2013 |
| PMI Trans Ltd | Transport & logistics | 2024 |
| PMK Electrical Contractors Ltd | Construction | 2009 |
| PMP Surfacing Ltd | Construction | 2015 |
| PMX Enterprise Ltd | Real estate | 2026 |
| PNH Consultancy Ltd | Professional & scientific | 2024 |
| PNR Roofing and Building Services Limited | Construction | 2013 |
| Pockets of Peace Care Ltd | Health & social care | 2022 |
| Podcast One Limited | Manufacturing | 2019 |
| Poductivity Ltd | Information & communication | 2018 |
| Pogmoor Perk Coffee Shop Ltd | Hospitality | 2024 |
| Points Physical Activity Health and Community Ltd | Education | 2015 |
| Polak Maly Ltd | Education | 2018 |
| Polemistis Limited | Professional & scientific | 2021 |
| Poletek Communications Ltd | Information & communication | 2021 |
| Pollard Safety Services Ltd | Professional & scientific | 2020 |
| Pollyanna Bar and Lounge Ltd | Hospitality | 2023 |
| Pollyanna Barnsley Limited | Manufacturing | 2024 |
| Polymorphic Limited | Information & communication | 2009 |
| Pookie Limited | Wholesale & retail | 2009 |
| POP Health Ltd | Health & social care | 2017 |
| Poplar Project Solutions Limited | Construction | 2014 |