| P J S HGV Training Ltd | Transport & logistics | 2017 |
| Padarom Limited | Information & communication | 2001 |
| Pagan Ltd | Information & communication | 2025 |
| PAH Enterprises Ltd | Information & communication | 2019 |
| Painting Spaces Kent Limited | Construction | 2019 |
| Paintworks Kent Ltd | Construction | 2025 |
| PAM Banks Clarity Limited | Professional & scientific | 2009 |
| Pamian Professional Practices LLP | | 2008 |
| Pansy-Anne Ltd | Information & communication | 2016 |
| Papz Limited | Real estate | 2021 |
| Parkerville Limited | Hospitality | 2018 |
| Pass Driving Instructors Ltd | Education | 2021 |
| Pass Driving School Ltd | Education | 2011 |
| Pass in Kent Driving School Ltd | Extraterritorial | 2009 |
| Patrick Gaffney Ltd | Administrative & support | 2007 |
| Paul & Gary Investments Limited | Real estate | 1976 |
| Paul Gillatt Windows Limited | Construction | 2002 |
| PAY Property Investments Limited | Households | 2018 |
| PD Design Ltd | Manufacturing | 2009 |
| PDC (South East) Limited | Other services | 2018 |
| PE Pioneers CIC | Education | 2026 |
| Peak Grow Investments Ltd | Real estate | 2018 |
| Peak Grow Management Ltd | Real estate | 2021 |
| Peak Performance Canterbury Limited | Arts & recreation | 2025 |
| Peartree Computing Ltd | Administrative & support | 2018 |
| Pedro’S Pizza Ltd | Hospitality | 2019 |
| Peninsular Roofing Limited | Construction | 2012 |
| Perfect Windows (Kent) Limited | Construction | 2006 |
| Performance Plastering Ltd | Construction | 2019 |
| Perrys House Ltd | Real estate | 2021 |
| Persist Ltd | Wholesale & retail | 2025 |
| Pest Control Local Limited | Administrative & support | 2025 |
| Petaquantum Ltd | Professional & scientific | 2019 |
| PFW Services Ltd | Financial services | 2015 |
| PG Lemon LLP | | 2018 |
| Pg-It LLP | | 2010 |
| Pghevenapple Ltd | Health & social care | 2014 |
| Phaser Events Ltd | Other services | 2023 |
| Phil Byron Interim Management Ltd | Professional & scientific | 2010 |
| Phil Missey Building Services Limited | Construction | 2002 |
| Philip Gambrill & Company Limited | Real estate | 2000 |
| Phinance Technologies Ltd | Information & communication | 2025 |
| Phoenix Link (UK) Limited | Information & communication | 2002 |
| Physio Next Ltd | Health & social care | 2024 |
| Pierce Precision Engineering Limited | Manufacturing | 2010 |
| Pigsfoot LLP | | 2024 |
| Pikapango Ltd | Construction | 2016 |
| Pilgrim Property Maintenance LLP | | 2002 |
| Pilgrims Corner Education Limited | Education | 2005 |
| Pintabian Limited | Professional & scientific | 2012 |
| Piper Developments Limited | Construction | 2014 |
| Pizza Cake Ltd | Hospitality | 2024 |
| Pj's Stores Limited | Wholesale & retail | 2012 |
| PJN Services (South) Limited | Real estate | 2024 |
| PJW Family Property LLP | | 2023 |
| Plain Lush Events Ltd | Other services | 2025 |
| Platinum 3SIXTY Ltd | Construction | 2018 |
| Platinum 3SIXTY Specialist Treatment Ltd | Construction | 2022 |
| Plenty Brook Management Limited | Households | 2011 |
| Plough Property Management Limited | Real estate | 2021 |
| Plush Valentines Limited | Professional & scientific | 2018 |
| Poochypoos Dog Grooming Ltd | Extraterritorial | 2022 |
| Popsjerk (Flavours of the Caribbean) Ltd | Hospitality | 2021 |
| Popsjerk Limited | Administrative & support | 2017 |
| Port Farm Marina Ltd | Arts & recreation | 2021 |
| Positive Legal Solutions Limited | Professional & scientific | 2012 |
| Positive Sale Solutions Limited | Wholesale & retail | 2020 |
| Pout&Sparkle Ltd | Other services | 2018 |
| Powder Monkey Small Arms Limited | Arts & recreation | 2018 |
| Powell Rail Ltd | Construction | 2019 |
| Power Network Services Limited | Professional & scientific | 2024 |
| Powerline Freight Ltd | Transport & logistics | 2024 |
| Premier Financial Services (S.E.) Limited | Financial services | 2002 |
| Premiumground Property Management Limited | Households | 1996 |
| Prestige Brickwork (Kent) Ltd | Construction | 2020 |
| Prestige Essentials Ltd | Wholesale & retail | 2025 |
| Prestigious Plumbing Ltd | Construction | 2025 |
| Prime AI Ltd | Information & communication | 2018 |
| Prime Response Training Limited | Administrative & support | 2022 |
| Principles Law Limited | Professional & scientific | 2017 |
| Print Fotos Limited | Manufacturing | 2013 |
| Proconred Limited | Information & communication | 2014 |
| Prodoc Systems Ltd | Information & communication | 2019 |
| Product Validation Services Ltd | Information & communication | 2012 |
| Production JOB Shop Ltd | Professional & scientific | 2009 |
| Professional Hand Car Wash Kent Limited | Administrative & support | 2024 |
| Profortis International Limited | Administrative & support | 2004 |
| Prohealth Physiotherapy & Pain Clinic Limited | Health & social care | 2023 |
| Project @ 43 Limited | Hospitality | 2019 |
| Pronoia Projects Ltd | Professional & scientific | 2025 |
| Property Investor Link Limited | Financial services | 2010 |
| Property QC Limited | Real estate | 2005 |
| Property Solutions PRC Limited | Construction | 2011 |
| Propfessionals Ltd | Information & communication | 2018 |
| Prospect Timber Limited | | 1988 |
| Prosper & Ivie Estates Ltd | Financial services | 2025 |
| Protech Dental Engineering Services Ltd | Manufacturing | 2022 |
| Proven Investments Ltd | Extraterritorial | 2023 |
| PSM Heating and Maintenance Limited | Construction | 2022 |
| Psse Portfolio Management Limited | Real estate | 2007 |