| Passage to India Takeaway Ltd | Hospitality | 2016 |
| Patrayelle Limited | Real estate | 2024 |
| Patterdale Hall Estate Limited | Hospitality | 1992 |
| Patterson Enterprises Limited | Professional & scientific | 2020 |
| Patterson Plant Hire Ltd | Administrative & support | 1997 |
| Patterson Plant Hire Services Ltd. | Administrative & support | 2008 |
| Paul a Clayton Ltd | Manufacturing | 2020 |
| Paul Hamilton (Mo-Tech) Limited | Wholesale & retail | 2002 |
| Paul Nelson Joinery Ltd | Construction | 2015 |
| Paul Offshore Rigging Limited | Other services | 2018 |
| PB Bodyworks Limited | Wholesale & retail | 2024 |
| PCU Access Ltd | Mining & quarrying | 2020 |
| Peace of PIE Ltd | Manufacturing | 2026 |
| Peak Properties Investments Ltd | Real estate | 2024 |
| Pearson Cleaning Services Ltd | Administrative & support | 2021 |
| Pearsons Property Services Limited | Construction | 2016 |
| Pelirrojo Holdings Ltd | Wholesale & retail | 2023 |
| Penecity Anaesthetics Ltd | Health & social care | 2022 |
| PER Ardua Limited | Health & social care | 2022 |
| Percy Gardens Management Limited | Real estate | 2001 |
| Percy Main Cricket Club | Arts & recreation | 2001 |
| Percy Park Holdings Ltd | Real estate | 2022 |
| Percy Park Management Company Limited | Hospitality | 1982 |
| Percy Park Memorial Ground Limited | Arts & recreation | 1948 |
| Percy Park Road Management Limited | Hospitality | 1993 |
| Percy Park Rugby Football Club Limited | Arts & recreation | 2015 |
| Percy Park Rugby Football Foundation Ltd | Administrative & support | 2015 |
| Perpetuum Motion Ltd | Transport & logistics | 2025 |
| Peter Mckenna Limited | Professional & scientific | 2007 |
| Peter Wright Environmental Health Systems Ltd | Professional & scientific | 2024 |
| Petite Podiatry Co Limited | Health & social care | 2024 |
| Phat Patts Ltd | Hospitality | 2025 |
| PHI Group Ltd | Construction | 2023 |
| Philian House Investment Limited | Real estate | 2008 |
| Phillip Mcguire Consultancy Limited | Professional & scientific | 2015 |
| Phillip Mcguire Investments Limited | Real estate | 1993 |
| Phoenix Folk Limited | Arts & recreation | 2009 |
| Phoenix Transport Services Limited | Transport & logistics | 1998 |
| Phoetel Ltd | Professional & scientific | 2023 |
| Pickled Piglet Ltd | Hospitality | 2024 |
| PIE AYE MAN Ltd | Hospitality | 2025 |
| Piierah Solutions Limited | Other services | 2025 |
| Pink Pineapple Promotions Ltd | Administrative & support | 2020 |
| Pixie Clean Ltd | Administrative & support | 2025 |
| Pixmote Limited | Information & communication | 2006 |
| Pizza Kinz NE29 Ltd | Hospitality | 2025 |
| Pizza Kinz NS Ltd | Hospitality | 2026 |
| Pizza Rebels Ltd | Hospitality | 2021 |
| PL Site Services Ltd | Construction | 2014 |
| Planet Strategy Limited | Professional & scientific | 2012 |
| Plant Naturals Ltd | Wholesale & retail | 2025 |
| Playfair Barns Limited | Construction | 2022 |
| Playfair Lettings Limited | Real estate | 2023 |
| Playtime (Tyne and Wear) Childcare Centre Limited | Arts & recreation | 2006 |
| PME Electrical Solutions Limited | Construction | 2025 |
| PML (NS) Ltd | Wholesale & retail | 2026 |
| Pocketslt Ltd | Information & communication | 2026 |
| Poems for US ALL Ltd | Arts & recreation | 2022 |
| Pokslab Services Ltd. | Real estate | 2016 |
| Polar Bear Ventures Ltd | Financial services | 2021 |
| Pontiac Service Ltd | Construction | 2024 |
| Portland Bars (NE) Limited | Hospitality | 2012 |
| Portsand Limited | Health & social care | 2012 |
| Potential Charisma Limited | Other services | 2004 |
| POW Consulting Services Ltd | Professional & scientific | 2023 |
| Pre-School Ballet Academy LLP | | 2022 |
| Precious Global Services Limited | Administrative & support | 2022 |
| Precision Integrity Services Ltd | Information & communication | 2025 |
| Premier Commercial Properties (UK) LLP | | 2008 |
| Premier Paving Groundworks Limited | Construction | 2015 |
| Prestige Covers Limited | Wholesale & retail | 2015 |
| Prestige Electrical (NE) Limited | Construction | 2013 |
| Prestige Joinery & Building (NE) Ltd | Construction | 2024 |
| Prestige Motorworks Group Ltd | Wholesale & retail | 2025 |
| Preston Grange Facilities Limited | Hospitality | 1986 |
| Preston Panetteria Ltd | Hospitality | 2024 |
| Preston Park Towers Limited | Construction | 2017 |
| Preston Towers Management Ltd | Households | 2026 |
| Prima Gems Investments Ltd | Real estate | 2026 |
| Prime Patterns Ltd | Manufacturing | 2018 |
| Prime Wills and Trusts Ltd | Professional & scientific | 2020 |
| Primo Piano Morpeth Ltd | Hospitality | 2018 |
| Principle Properties North East Limited | Real estate | 2022 |
| Pro-Optocam Limited | Manufacturing | 2001 |
| Pro-Tech Accessories Limited | Wholesale & retail | 2016 |
| Proactive Development Services Limited | Construction | 2024 |
| Progress Healthcare (NE) Limited | Wholesale & retail | 2015 |
| Project Compass CIC | Education | 2025 |
| Project Management + Surveys Ltd | Construction | 2024 |
| Property MJR Limited | Real estate | 2022 |
| Props North East | Health & social care | 2012 |
| PS Domestic Ltd | Construction | 2026 |
| PTC Hydraulic Design Ltd | Professional & scientific | 2017 |
| Purple Sheep Creative Ltd | Professional & scientific | 2022 |
| Purple Storm Media Limited | Information & communication | 2025 |
| Purraggy Ragdoll's Ltd | Wholesale & retail | 2021 |
| PWS Building & Joinery Ltd | Construction | 2016 |
| Pycrest Developments Limited | Construction | 2002 |
| QS Consulting (NE) Ltd | Professional & scientific | 2022 |
| Quality Construction Management Ltd | Construction | 2015 |