| Partners in Training Limited | Extraterritorial | 2020 |
| Partners PR Limited | Professional & scientific | 1988 |
| Partnership Financial Planning Limited | Financial services | 2010 |
| Partnership Homes Limited | Extraterritorial | 1988 |
| Partnerships for Education Ltd | Education | 2014 |
| Partnerskills Limited | Professional & scientific | 2007 |
| Parts 4 Limited | Wholesale & retail | 2012 |
| Pasold Research Fund, Limited | Professional & scientific | 1964 |
| Pass Pursuits Limited | Wholesale & retail | 2024 |
| Passive Property Income Ltd | Real estate | 2023 |
| Passivhaus Living Limited | Construction | 2013 |
| Passo Agency Ltd | Professional & scientific | 2026 |
| Patagonia Power Limited | Wholesale & retail | 2025 |
| Patch Perfect Ltd | Wholesale & retail | 2020 |
| Patchwork (York) Limited | Education | 2006 |
| Path Homes Limited | Hospitality | 2021 |
| Pathfinder Multi Academy Trust | Education | 2011 |
| Pathologic Limited | Health & social care | 2024 |
| Paths and Progress Limited | Extraterritorial | 2017 |
| Paths to Freedom Limited | Health & social care | 2015 |
| Patientmind Ltd | Professional & scientific | 2024 |
| Patricia White Litigation & Advocacy Ltd | Professional & scientific | 2012 |
| Patricia White Mediation Ltd | Professional & scientific | 2023 |
| Patrick Jassar ENT Services Limited | Other services | 2022 |
| Patrick Jassar Medicolegal Services Limited | Administrative & support | 2022 |
| Patrick Kidd Ltd | Information & communication | 2025 |
| Patty Monster Ltd | Hospitality | 2026 |
| Patty Sauce Limited | Other services | 2025 |
| Paul & Dave Ruttle Carpets York Ltd | Construction | 2007 |
| Paul Butler Architects Limited | Professional & scientific | 2008 |
| Paul Crosby Property Ltd | Real estate | 2019 |
| Paul Dawson Coins Ltd | Manufacturing | 2019 |
| Paul Eustace Limited | Financial services | 2014 |
| Paul Feehan Music Ltd | Education | 2021 |
| Paul Foster Interiors Ltd | Construction | 2013 |
| Paul G Smith Holdings Limited | Financial services | 2024 |
| Paul Graham Lettings & Management Ltd | Real estate | 2008 |
| Paul J Russell Commercial Decorating Ltd | Construction | 2018 |
| Paul J Russell Decorating (York) Limited | Construction | 2017 |
| Paul James Builders Limited | Construction | 2011 |
| Paul James Property Maintenance Ltd | Households | 2021 |
| Paul Jesse Consultancy Limited | Professional & scientific | 2024 |
| Paul Knowles Electrical Limited | Construction | 2014 |
| Paul Masiak Decorators Limited | Construction | 2018 |
| Paul Rhodes Commercials (York) Limited | Wholesale & retail | 2013 |
| Paul Savage Accountant Limited | Professional & scientific | 2021 |
| Paul Stride Ltd | Wholesale & retail | 2025 |
| Paul Welby Properties Ltd | Real estate | 2022 |
| Paul Whitman Consulting Limited | Professional & scientific | 2013 |
| Pavers Holdings Limited | Financial services | 2013 |
| Pavers Limited | Wholesale & retail | 1971 |
| Pavlou Group Ltd | Financial services | 2026 |
| Pavlou Properties Limited | Real estate | 2021 |
| PAW Print Promotions Ltd | Wholesale & retail | 2014 |
| PAW Protein Limited | Wholesale & retail | 2023 |
| Paws & Support North Yorkshire Ltd | Health & social care | 2025 |
| Paws 'N' Promises Ltd | Other services | 2025 |
| Paws N Tails LLP | | 2022 |
| PAY a Trade Ltd | Professional & scientific | 2025 |
| Paynes Dairies Limited | Manufacturing | 1998 |
| Payology Limited | Administrative & support | 2020 |
| Payper Media Ltd | Manufacturing | 2024 |
| PB Planning Ltd | Professional & scientific | 2014 |
| PB Post Ltd | Information & communication | 2014 |
| Pbah Limited | Other services | 2022 |
| Pbfs Commercial Ltd | Financial services | 2022 |
| PBH Civil Consulting Limited | Professional & scientific | 2024 |
| PBH OLE Limited | Professional & scientific | 2014 |
| PBH Rail (Holdings) Limited | Financial services | 2012 |
| PBH Rail Limited | Professional & scientific | 2003 |
| PBH Surveys Limited | Professional & scientific | 2015 |
| PBH Track Engineering Ltd | Professional & scientific | 2021 |
| PBI Data Consulting Ltd | Information & communication | 2023 |
| PBL Project Management Limited | Construction | 2014 |
| PBS (Yorkshire) Limited | Construction | 2008 |
| PBS Contracting Limited | Construction | 2019 |
| PBS Equipment Ltd | Wholesale & retail | 2010 |
| PBS Information Systems Ltd | Information & communication | 2024 |
| PBS York Ltd | Construction | 2022 |
| PC Autocare Sales Ltd | Wholesale & retail | 2023 |
| PC Plastering (Leeds & York) Limited | Construction | 2005 |
| PCB Consulting Ltd | Professional & scientific | 2025 |
| PCD Tooling Solutions Limited | Professional & scientific | 2008 |
| PCF Prepare CUT Finish Ltd | Construction | 2020 |
| Pcmis Health Technologies Ltd | Information & communication | 1995 |
| PCS South West Limited | Other services | 2003 |
| PD Developments (York) Ltd | Construction | 2024 |
| PDC Media Ltd | Professional & scientific | 2025 |
| PDL Property Limited | Real estate | 2019 |
| Pdlf Limited | Professional & scientific | 2016 |
| PDR Farms Limited | Agriculture & fishing | 2017 |
| Peachy Crowd Ltd | Information & communication | 2017 |
| Peacock Contracts Ltd | Construction | 2019 |
| Peacocks UNI Hair Salon Limited | Other services | 2015 |
| Peak Consulting Group Limited | Professional & scientific | 2026 |
| Peak Food Co Ltd | Manufacturing | 2026 |
| Peak Roofing Limited | Construction | 2008 |
| PEAK4 Studios Ltd | Arts & recreation | 2025 |
| Peaky (York) Barber Ltd | Other services | 2019 |
| Peanut Investments Limited | Real estate | 2016 |