| Pressing Matters Ltd | Administrative & support | 2020 |
| Prestige Automobile Storage Ltd | Transport & logistics | 2020 |
| Preston Garage (the Street) Management Company Ltd | Households | 2024 |
| Preston Grange Residents Management Company Limited | Households | 2016 |
| Prestons Physiotherapy Limited | Health & social care | 2003 |
| Price . Lilford Limited | Professional & scientific | 2003 |
| Pride Canterbury CIC | Other services | 2019 |
| Priji's Retail Ltd | Wholesale & retail | 2025 |
| Primcura Healthcare Ltd | Administrative & support | 2020 |
| Prime BTL UK Limited | Real estate | 2022 |
| Prime Celtic UK Limited | Construction | 2024 |
| Prime Cure Solutions Ltd | Health & social care | 2023 |
| Prime Partnership Ltd | Professional & scientific | 2011 |
| Primed Limited | Professional & scientific | 2019 |
| Primefield Group Ltd | Hospitality | 2026 |
| Primefix Appliance Services Limited | Other services | 2026 |
| Primeportcars Ltd | Transport & logistics | 2023 |
| Primeride Kent Limited | Wholesale & retail | 2018 |
| Primus Contracts Limited | Professional & scientific | 2016 |
| Print Genie 3D Limited | Manufacturing | 2026 |
| Print Matters Kent Limited | Manufacturing | 2018 |
| Print Melody Works Ltd | Information & communication | 2023 |
| Priory Gardens (Canterbury) Residents Association Limited | Households | 1997 |
| Prism Africa Ltd | Arts & recreation | 2020 |
| Prismaflex UK Limited | Manufacturing | 2001 |
| Prismatronic UK Limited | Manufacturing | 2001 |
| Privy Bar Limited | Hospitality | 2017 |
| Pro OJO Drylining Ltd | Construction | 2016 |
| Pro Point Surveys Ltd | Professional & scientific | 2024 |
| Pro-Active Resources (South East) Limited | Wholesale & retail | 2013 |
| Pro-Fasteners Ltd | Wholesale & retail | 2025 |
| Pro-Force Global Holdings Ltd | Professional & scientific | 2011 |
| Pro-Force Limited | Administrative & support | 2005 |
| Pro-Motion Digital Ltd | Administrative & support | 2019 |
| Proactionmedia (Kent) Ltd | Information & communication | 2022 |
| Proagent Software Ltd | Information & communication | 2021 |
| Probeport Limited | Construction | 2009 |
| Procters DRY Cleaners Limited | Other services | 2024 |
| Prodeo Group Limited | Financial services | 2025 |
| Profectus Coaching & Consulting Ltd. | Professional & scientific | 2024 |
| Professional Billing Solutions Limited | Professional & scientific | 2016 |
| Professional Financial Planning Group Ltd | Financial services | 2018 |
| Professional Motorsport Training Limited | Education | 2026 |
| Professional Record Standards Body for Health and Social Care C.I.C. | Health & social care | 2013 |
| Profex Publishing Limited | Information & communication | 1994 |
| Profile Brickwork Contractors Limited | Construction | 2008 |
| Proformance Football Ltd | Arts & recreation | 2025 |
| Projektive Bars Ltd | Hospitality | 2024 |
| Promecon Projects Ltd | Manufacturing | 2021 |
| Pronet Cricket Ltd | Wholesale & retail | 2025 |
| Property Fitt ALL Ltd | Real estate | 2018 |
| Property Friend Limited | Real estate | 2001 |
| Property Project Partners Ltd | Real estate | 2019 |
| Property Technical Solutions Limited | Professional & scientific | 2014 |
| Property-Spring Ltd | Real estate | 2021 |
| Propertymove.Com Limited | Information & communication | 2005 |
| Propertytracker for Estate Agents Ltd | Information & communication | 2016 |
| Provaris Limited | Professional & scientific | 2004 |
| Provenscale Limited | Information & communication | 2026 |
| Provian Construction Limited | Construction | 1962 |
| Providence Priorities Care Limited | Health & social care | 2025 |
| Prowess Support Limited | Health & social care | 2024 |
| Pryer-Freeman Limited | Real estate | 2020 |
| Psmechanical Ltd | Construction | 2025 |
| Psmsk Consulting Limited | Professional & scientific | 2024 |
| PU Professional Ltd | Health & social care | 2019 |
| Public School Parents PA Ltd | Professional & scientific | 2019 |
| Puddledock Woods Ltd | Hospitality | 2020 |
| Pulsefit Ltd | Arts & recreation | 2025 |
| Puma Prime Limited | Wholesale & retail | 2025 |
| Punati Consulting Limited | Information & communication | 2010 |
| PUP and Tiger Ltd | Wholesale & retail | 2025 |
| Purday Anaesthesia Ltd | Health & social care | 2022 |
| Pure Audit Limited | Professional & scientific | 2011 |
| Pureline Group Limited | Financial services | 2026 |
| Purple Garden Investments Limited | Construction | 2021 |
| Push Exec Ltd | Professional & scientific | 2024 |
| PVJ Brothers Limited | Hospitality | 2025 |
| Pw&Jrs Limited | Real estate | 2018 |
| Pybus Opticians Limited | Wholesale & retail | 2023 |
| QI Property Solutions Ltd | Real estate | 2009 |
| Qingdao Ruixin Petroleum Equipment Manufacturing (UK) Ltd | Mining & quarrying | 2022 |
| QMB Medical Services Limited | Health & social care | 2012 |
| QNS Logistics Ltd | Transport & logistics | 2025 |
| Qtec UK Ltd | Professional & scientific | 1999 |
| Qtek Group.Co Ltd | Wholesale & retail | 2022 |
| Quadrato Limited | Information & communication | 2018 |
| Quainton UK Limited | Real estate | 2025 |
| Quaives 2 LP | | 1995 |
| Quaives Ltd | Manufacturing | 2013 |
| Qualiday Services Ltd | Administrative & support | 2019 |
| Quality Time Ltd | Wholesale & retail | 2021 |
| Qualytech Limited | Wholesale & retail | 1998 |
| Qualyx Consulting Limited | Professional & scientific | 2025 |
| Quantium International Limited | Professional & scientific | 2020 |
| Quantlmed Limited | Professional & scientific | 2020 |
| Quantum Kingsway Limited | Professional & scientific | 2012 |
| Quayside Properties (Faversham) Limited | Construction | 2002 |
| Queenie's Sweets Limited | Wholesale & retail | 2022 |
| Queso Hombre Ltd | Hospitality | 2023 |