| Phoenix Rock Ltd | Wholesale & retail | 2025 |
| Phoenix Wholefoods Limited | Administrative & support | 2009 |
| Phone Zone Limited | Other services | 2013 |
| Phrdar Limited | Real estate | 2016 |
| Phylax Technologies Limited | Information & communication | 2023 |
| PHYSIO4GPS Ltd | Health & social care | 2020 |
| Physiologiq Limited | Health & social care | 2014 |
| Physios R US Limited | Health & social care | 2015 |
| Pickleball Daily Ltd | Manufacturing | 2023 |
| Picosyseng Limited | Professional & scientific | 2014 |
| Pieters Research Limited | Health & social care | 2003 |
| Piggy & Panda Ltd | Wholesale & retail | 2021 |
| Pigs EAR Ltd | Hospitality | 2023 |
| Pilbeam Rail Services Ltd | Construction | 2016 |
| Pilcher Aquaplast Limited | Professional & scientific | 2015 |
| Pilcrow Limited | Professional & scientific | 2014 |
| Pilgrim Canterbury Ltd | Real estate | 2026 |
| Pilgrims Corner Fostering Limited | Health & social care | 2007 |
| Pilgrims Corner Limited | Health & social care | 2003 |
| Pilgrims Hospice Lottery Limited | Extraterritorial | 1995 |
| Pilgrims Hospices Trading Limited | Wholesale & retail | 2012 |
| Pilgrims Place Management NO. 1 Limited | Households | 2015 |
| Pilgrims Place Management NO. 2 Limited | Households | 2015 |
| Pine Lodge Court Management (1992) Limited | Households | 1992 |
| Pine Valley Garden Services Ltd | Administrative & support | 2017 |
| Pineapple JAM Hospitality Ltd | Hospitality | 2022 |
| Pineglade Developments Limited | Construction | 2003 |
| Pinhook Management Ltd | Professional & scientific | 2024 |
| Pink and Black Limited | Construction | 2014 |
| Pioneer Quality Services Limited | Administrative & support | 1997 |
| Pioneer Veterinary Products Limited | Wholesale & retail | 2016 |
| Pioneering Energy Solutions Ltd | Mining & quarrying | 2023 |
| Pipeline Enterprises Limited | Wholesale & retail | 2020 |
| PIT Publishing Limited | Information & communication | 2017 |
| Pitch & Bull Ltd | Construction | 2025 |
| Pixar 55 Ltd | Transport & logistics | 2020 |
| Pizza Castle Ltd | Hospitality | 2025 |
| PJ Young Consulting Ltd | Professional & scientific | 2009 |
| Pjlj Limited | Professional & scientific | 2016 |
| Plain Clothes Accountancy Ltd | Professional & scientific | 2021 |
| Planella Lock Limited | Financial services | 2022 |
| Plantex Connect Ltd | Agriculture & fishing | 2025 |
| Plantex Group Ltd | Agriculture & fishing | 2020 |
| Plantex Systems Ltd | Agriculture & fishing | 2025 |
| Play for Elham | Arts & recreation | 2008 |
| Pleasant Places Sentre Ltd | Education | 2025 |
| Please Think Limited | Education | 2024 |
| Plotkit Limited | Professional & scientific | 2026 |
| PLR Properties Ltd | Real estate | 2026 |
| Plum Business Solutions Limited | Information & communication | 2015 |
| Pmmg Ltd | Professional & scientific | 2022 |
| Pndj Consultancy Ltd | Professional & scientific | 2023 |
| PO Acquisitions Limited | Financial services | 2023 |
| Pobu Ltd | Hospitality | 2022 |
| Pocket Gallery Ltd | Wholesale & retail | 2026 |
| Podium Estates Limited | Professional & scientific | 2019 |
| Point One World Limited | Professional & scientific | 2025 |
| Polish Educational Club in Kent CIC | Education | 2019 |
| Polo Farm Sports Club Limited | Arts & recreation | 2012 |
| Polo Field (Canterbury) Residents Management Company Limited | Households | 2018 |
| Polygon Windows Ltd | Construction | 2025 |
| Pool Strategic Alliance Group Limited | Professional & scientific | 2017 |
| POP in Private Ltd | Wholesale & retail | 2018 |
| Poplar Farm Ltd | Administrative & support | 2014 |
| Popular Dine Limited | Hospitality | 2019 |
| Porchlight | Hospitality | 1974 |
| Porosi Ltd | Information & communication | 2026 |
| Portland Square Canterbury Limited | Extraterritorial | 2009 |
| Portofino Investments Ltd | Real estate | 2023 |
| Portrait Theatre Ltd | Arts & recreation | 2021 |
| Positive ED Ltd | Education | 2014 |
| Positive SUM Labs Limited | Information & communication | 2021 |
| Positive SUM Productions Limited | Arts & recreation | 2024 |
| Positive SUM Tickets Limited | Information & communication | 2022 |
| Postal Kent Ltd | Hospitality | 2025 |
| Pothos Accounting Ltd | Professional & scientific | 2026 |
| Potter Osteopathy Ltd | Health & social care | 2024 |
| Poundsage Ltd | Real estate | 2023 |
| Poured Decision Ltd | Hospitality | 2025 |
| Power of Pictures Limited | Professional & scientific | 2023 |
| Power Teck Solutions Limited | Construction | 2013 |
| Powermax Treats Ltd | Hospitality | 2026 |
| Ppaygm Locum Service Limited | Health & social care | 2009 |
| PR Kent Ltd | Health & social care | 2018 |
| Pradori of London Ltd | Wholesale & retail | 2023 |
| Pradori Steel Ltd | Wholesale & retail | 2024 |
| Prato Milano Limited | Wholesale & retail | 2017 |
| Precise Performance Ltd | Education | 2018 |
| Precision Health Twickenham Ltd | Health & social care | 2025 |
| Precision Screeding Limited | Construction | 2009 |
| Prego Consulting Limited | Professional & scientific | 2005 |
| Premier Assessors Ltd | Professional & scientific | 2026 |
| Premier Ride Taxis Ltd | Transport & logistics | 2023 |
| Premier Safety Signs Limited | Manufacturing | 2015 |
| Premier Signs Shop Limited | Wholesale & retail | 2023 |
| Premium BTL UK Ltd | Real estate | 2026 |
| Premium Plants Limited | Agriculture & fishing | 2013 |
| Prenco Professional Energy Consultants Limited | Construction | 2017 |
| Presa Developments Limited | Professional & scientific | 2022 |
| Pressage Bandages Ltd | Manufacturing | 2014 |