| Portus Projects Ltd | Construction | 2023 |
| Portwell Investments Trading Limited | Professional & scientific | 2017 |
| Portwest Land Limited | Real estate | 2021 |
| Poscom Properties Limited | Real estate | 2017 |
| Poscom Services Limited | Information & communication | 2005 |
| Poseidon Plastics Ltd | Manufacturing | 2018 |
| Posh Dogz Boarding Ltd | Agriculture & fishing | 2024 |
| Posh Nails Spa Ltd | Other services | 2025 |
| Posh Nation Ltd | Wholesale & retail | 2025 |
| Posh People Limited | Wholesale & retail | 2025 |
| Posibilista Ltd | Information & communication | 2023 |
| Positive Change Ltd | Information & communication | 2024 |
| Positive Futures North Liverpool Limited | Health & social care | 2011 |
| Positive Futures Support Care Limited | Health & social care | 2023 |
| Positive Homes for Positive Futures Limited | Hospitality | 2019 |
| Positive Impact (Merseyside) Limited | Arts & recreation | 2001 |
| Positive Impact Care Group Ltd | Health & social care | 2025 |
| Positive Pathways North West CIC | Education | 2020 |
| Positive Progress Limited | Education | 2018 |
| Positive Progression Ltd | Real estate | 2025 |
| Positive Things Ltd | Construction | 2024 |
| Positively Charged Education Ltd | Education | 2023 |
| Positivity Inc. CIC | Health & social care | 2016 |
| Post My Blinds Ltd | Manufacturing | 2024 |
| Posting House Appartments Limited | Financial services | 2004 |
| Postvine Limited | Real estate | 1990 |
| Potanana Limited | Information & communication | 2025 |
| Potentia HV Limited | Professional & scientific | 2024 |
| Potier Psychology Limited | Health & social care | 2023 |
| Potter Derby Limited | Professional & scientific | 2014 |
| Potter Enterprises Limited | Arts & recreation | 2026 |
| Potter Property Group Ltd | Construction | 2023 |
| Potterne Solar Project Limited | Energy | 2021 |
| Potters Sports Bar Limited | Hospitality | 2026 |
| Poulton Optical Centre Limited | Wholesale & retail | 2013 |
| Poultry Equipment Engineers Limited | Manufacturing | 2012 |
| Poults Consultancy Limited | Professional & scientific | 2022 |
| Pound Bargain South Road Ltd | Wholesale & retail | 2024 |
| Pound Circle Ltd | Wholesale & retail | 2021 |
| Pound Fever (Liverpool) Ltd | Wholesale & retail | 2020 |
| Pound Island Discount Ltd | Wholesale & retail | 2018 |
| Pound Plus Liverpool Ltd | Wholesale & retail | 2018 |
| Pound Plus Vape Shop Ltd | Wholesale & retail | 2023 |
| Pound Power Ltd | Wholesale & retail | 2017 |
| Poundmall Limited | Wholesale & retail | 2017 |
| Pour and Explore Ltd | Education | 2026 |
| Poven Developments Limited | Real estate | 1986 |
| POW8R Lifestyle Limited | Other services | 2020 |
| Powadelivery Ltd | Professional & scientific | 2024 |
| Powadrive Limited | Construction | 2019 |
| Powder Systems Group Limited | Administrative & support | 2008 |
| Powder Systems Holdings Limited | Professional & scientific | 2008 |
| Powder Systems Limited | Manufacturing | 1988 |
| Powell Electrical (Northern) Ltd | Administrative & support | 2016 |
| Powell Finishes Ltd | Construction | 2014 |
| Powell Property Group Limited | Real estate | 2020 |
| Powell-Hospitality Limited | Hospitality | 2025 |
| Power Box Technologies Ltd | Information & communication | 2025 |
| Power Cable Accessories Ltd | Professional & scientific | 2021 |
| Power Catering Services Ltd | Professional & scientific | 2018 |
| Power E Solution UK Ltd | Wholesale & retail | 2023 |
| Power House Plastering Ltd | Construction | 2025 |
| Power of Feng Shui Ltd | Health & social care | 2022 |
| Power Productions Ltd | Information & communication | 2007 |
| Power Station Electric Bikes Limited | Wholesale & retail | 2018 |
| Power Station Films Ltd | Information & communication | 2019 |
| Power Tool Centre Ltd | Wholesale & retail | 2003 |
| Power UP Collective CIC | Professional & scientific | 2022 |
| Powerbell Personal Training Gym Ltd | Other services | 2025 |
| Powerfull Beyond ALL Measure CIC | Administrative & support | 2018 |
| Powerhouse MEP Ltd | Construction | 2020 |
| Powerline Electrical Services Ltd | Construction | 2024 |
| Powerlynx Ltd | Construction | 2025 |
| Powersafe Heating Ltd | Construction | 2025 |
| Powerselleruk Ltd | Wholesale & retail | 2026 |
| Powerwash Exteriors Ltd | Administrative & support | 2025 |
| Powher Gym Access Ltd | Arts & recreation | 2024 |
| Powher Gym Liverpool Ltd | Arts & recreation | 2022 |
| Poyntr Ltd | Information & communication | 2026 |
| Pozzitive PBS Ltd | Administrative & support | 2017 |
| PP Investments (NW) Ltd | Real estate | 2024 |
| PP Patel Ltd | Wholesale & retail | 2025 |
| PP Patel Property Ltd | Real estate | 2026 |
| PP Properties Liverpool Ltd | Real estate | 2019 |
| PP Smart Invest Ltd | Hospitality | 2018 |
| PP Surgicals Limited | Health & social care | 2026 |
| Pp&R Developments Ltd | Real estate | 2016 |
| PP20255 Ltd | Health & social care | 2025 |
| PPA Publishing Ltd | Professional & scientific | 2019 |
| PPA Software (UK) Limited | Information & communication | 1997 |
| PPC Geeks Ltd | Professional & scientific | 2018 |
| PPD (NW) Ltd | Hospitality | 2010 |
| PPF Properties Ltd | Real estate | 2016 |
| PPG Jskm Limited | Real estate | 2023 |
| PPG Meps Leaseholds Ltd | Real estate | 2022 |
| PPG Meps Limited | Real estate | 2021 |
| PPG Portfolio Freehold Limited | Real estate | 2022 |
| PPG Portfolio Limited | Real estate | 2022 |
| PPG Project Management Limited | Real estate | 2020 |
| Ppjj Leach Ltd | Hospitality | 2014 |