| Pmbl Limited | Manufacturing | 2000 |
| PN10 Developments Ltd | Real estate | 2019 |
| Pnmj Limited | Financial services | 2018 |
| PO LEE Ltd | Hospitality | 2026 |
| POD 7 Limited | Real estate | 2022 |
| Podiatry Southwest Ltd | Health & social care | 2015 |
| Poets Garden (Nether Stowey) Management Company Limited | Households | 2026 |
| Poginet Ltd | Wholesale & retail | 2017 |
| Point Surveys Ltd | Construction | 2023 |
| POINT2POINT Logistics Limited | Transport & logistics | 2010 |
| Pointer Stone Limited | Real estate | 2024 |
| Pointers Financial Limited | Financial services | 2020 |
| Pointfoursix Properties Limited | Construction | 2020 |
| Pointx Limited | Information & communication | 2001 |
| Pokora Developments Limited | Construction | 2019 |
| Pokora Lettings Limited | Real estate | 2020 |
| Polarity of Being Ltd | Health & social care | 2026 |
| Polarwall Limited | Construction | 2002 |
| Polestar Tax Limited | Professional & scientific | 2021 |
| Polhawn Fort Limited | Hospitality | 1986 |
| Polka DOT Gallery Ltd | Wholesale & retail | 2004 |
| Pollitt of Exeter Limited | Real estate | 1973 |
| Polsloe Bridge Limited | Wholesale & retail | 2010 |
| Polsloe Park Villas Limited | Real estate | 2011 |
| Polsloe Road Developments Limited | Real estate | 2023 |
| Poltimore Court Management Company Limited | Real estate | 1990 |
| Poltimore House Branches Café Ltd | Hospitality | 2023 |
| Poltimore Plant Limited | Administrative & support | 1998 |
| Polygon Architects Ltd | Information & communication | 2015 |
| Polygon Property Homes Ltd | Real estate | 2019 |
| Pomegranate Property Limited | Real estate | 2024 |
| Pomona Investment and Board Advisory Services Limited | Financial services | 2016 |
| Pontifex Group Ltd | Transport & logistics | 2026 |
| Pontispool Limited | Arts & recreation | 2014 |
| Ponyline Property Limited | Real estate | 2016 |
| Pootle Technology Limited | Information & communication | 2012 |
| POP in Autos Ltd | Wholesale & retail | 2018 |
| POP Kitchen Group Ltd | Hospitality | 2023 |
| Poppleford Consulting Limited | Professional & scientific | 2021 |
| Populate Limited | Other services | 2010 |
| Porch & Sons Ltd | Construction | 2020 |
| Port in the Storm Ltd | Information & communication | 2025 |
| Portals AI Limited | Information & communication | 2023 |
| Portcullis Insurance Brokers Limited | Financial services | 2010 |
| Portcullis Lonsdale Limited | Real estate | 2007 |
| Portfolio Five Ltd | Information & communication | 1999 |
| Porth Reach Management Company Limited | Households | 2023 |
| Portico Industrial Control Systems Limited | Professional & scientific | 1998 |
| Portland Kingsley Estates Limited | Real estate | 1994 |
| Portreath Bakery Limited | Manufacturing | 1992 |
| Portum Properties Ltd | Real estate | 2022 |
| Posh Developments Limited | Financial services | 2017 |
| Posh Nosh (Westpoint) Limited | Hospitality | 2011 |
| Posh Nosh Food From the Heart Ltd | Hospitality | 2025 |
| Posh Nosh Westpoint Conferencing Ltd | Hospitality | 2025 |
| Positive Light Projects CIC | Education | 2020 |
| Posse Limited | Information & communication | 2024 |
| Postcode Resources and Services Ltd | Administrative & support | 2014 |
| Postcodes ME Limited | Real estate | 2022 |
| Potato Farm Group Ltd | Real estate | 2026 |
| POW Property Group Ltd | Real estate | 2022 |
| POW Property Services Ltd | Real estate | 2016 |
| Powderham Farm Shop & Bistro Ltd | Wholesale & retail | 2023 |
| Powderham Live! CIC | Information & communication | 2022 |
| Power Cleaning Products Ltd | Wholesale & retail | 2018 |
| Power Legal Consultancy Limited | Information & communication | 2019 |
| Power Marketing Limited | Professional & scientific | 2003 |
| Power Packing Export Services Limited | Transport & logistics | 1965 |
| Powercomm HV Services Limited | Construction | 2012 |
| Powerhouse Electrical Services Ltd | Construction | 2016 |
| Powerhouse Investments Ltd | Financial services | 2018 |
| Powerlite Systems Limited | Information & communication | 2002 |
| Powertrend Limited | Energy | 2021 |
| Pozr Ltd | Information & communication | 2025 |
| PP Management Services Ltd | Professional & scientific | 2018 |
| PP Pumps Ltd | Manufacturing | 2024 |
| Ppcsw LLP | | 2026 |
| Ppfc Ltd | Information & communication | 2012 |
| Ppjp Refurb Ltd | Construction | 2021 |
| PR Cars Service Centre Ltd | Wholesale & retail | 2019 |
| PR Jeffery Limited | Construction | 2022 |
| PR Systems Marine Electronics Ltd | Manufacturing | 2020 |
| PR1 Property Ltd | Real estate | 2020 |
| Prac Holdings Limited | Financial services | 2021 |
| Prado Property Investments (PVT) Ltd | Real estate | 2023 |
| Praesto Holdings Ltd | Real estate | 2018 |
| Pragati Medical Ltd | Health & social care | 2012 |
| Pragma Holis Ltd | Information & communication | 2024 |
| Pranav Holdings Ltd | Extraterritorial | 2025 |
| Pravince Property Solutions Ltd | Real estate | 2017 |
| Precisely Sourced Property Ltd | Real estate | 2019 |
| Preciselyso Limited | Information & communication | 2008 |
| Precision Decking Ltd | Construction | 2019 |
| Precision Hygiene Limited | Wholesale & retail | 1994 |
| Precision Pointing Ltd | Construction | 2022 |
| Precision Test Systems Ltd | Manufacturing | 2001 |
| PRECISIONK9UK Limited | Other services | 2021 |
| Premier Developments (South West) Limited | Real estate | 1991 |
| Premier Developments South West (Holdings) Limited | Real estate | 2017 |
| Premier Fencing & Astro Limited | Administrative & support | 2019 |