| Pelham Green Energy Centre Ltd | Energy | 2022 |
| Pelham Netzero Reserve Ltd | Energy | 2025 |
| Penguin Edge Films Ltd. | Information & communication | 2022 |
| Penny's Stays Limited | Real estate | 2025 |
| Penovi Engineering Ltd | Information & communication | 2025 |
| Penscape Ltd | Professional & scientific | 2021 |
| Pentlow Property Limited | Professional & scientific | 2004 |
| Penwortham Green Energy Limited | Energy | 2021 |
| Pepper Rail Limited | Construction | 2025 |
| Perceptive Media Ltd | Information & communication | 2015 |
| Perfect Fit Swimwear Ltd | Wholesale & retail | 2020 |
| Perks Education Consulting Limited | Education | 2023 |
| Pet 2 Rest Ltd | Other services | 2023 |
| Peter Clarke Associates Limited | Professional & scientific | 2000 |
| Peter Krolak Developments Ltd | Real estate | 2026 |
| Peter Krolak Ltd | Real estate | 2026 |
| Peter Pawel Holdings Ltd | Financial services | 2023 |
| Petley Estates Ltd | Construction | 2018 |
| PGI Hygiene Solutions Ltd | Hospitality | 2020 |
| Phoenix Tavern (Kent) Limited | Hospitality | 2020 |
| Pickettandbosch Property Limited | Real estate | 2022 |
| Pierce Farms Limited | Agriculture & fishing | 2011 |
| Pinebrooks Clothing Ltd | Wholesale & retail | 2026 |
| Pinion Solutions Limited | Administrative & support | 2017 |
| Pioneers Traders Ltd | Professional & scientific | 2016 |
| Pippins Place Management Company Limited | Households | 2015 |
| Pipsquid Ltd | Hospitality | 2019 |
| PJC Bentall Limited | Agriculture & fishing | 1996 |
| Plane Tree Court Management Co Limited | Households | 2004 |
| Planet Hot Ltd | Wholesale & retail | 2022 |
| Plentox Limited | Real estate | 1999 |
| Plumbers Mait Limited | Construction | 2015 |
| Plumford Farms Limited | Agriculture & fishing | 1956 |
| PM2020 Ltd | Administrative & support | 2020 |
| Podium Consulting Limited | Education | 2011 |
| Pollards Management Company Limited | Households | 1995 |
| Pollocks Bottom Line Limited | Professional & scientific | 2026 |
| Polymath Academy Ltd | Information & communication | 2025 |
| Poninski Limited | Construction | 2017 |
| POP Testing Limited | Information & communication | 2011 |
| Port View Farm Ltd | Agriculture & fishing | 2012 |
| POV Shutters & Blinds Ltd | Construction | 2025 |
| Powercover Supply Limited | Professional & scientific | 1999 |
| Powerflushingkent Ltd | Construction | 2023 |
| Premier Pits Ltd | Extraterritorial | 2025 |
| Premier Substructures Limited | Professional & scientific | 2004 |
| Prestige Beauty Academy Ltd | Education | 2025 |
| Preston Garden Centre Ltd | Wholesale & retail | 2014 |
| Pretium Risk Consulting Limited | Financial services | 2021 |
| Prevessin Limited | Professional & scientific | 2022 |
| Primary Health Financial Limited | Professional & scientific | 2021 |
| Pristine Clean Holiday Homes Ltd | Administrative & support | 2025 |
| Prodraft Ltd | Construction | 2014 |
| Proevo Construction Ltd | Construction | 2024 |
| Proevo Developments Ltd | Construction | 2024 |
| Proevo Group Ltd | Financial services | 2024 |
| Proevo Plumbing and Heating Ltd | Construction | 2024 |
| Project Planning Incorporated Ltd | Administrative & support | 2015 |
| Project Transformation Ltd | Education | 2026 |
| Prolectrical Limited | Construction | 2017 |
| Prorend (UK) Limited | Construction | 2003 |
| Prospekt Farm | Agriculture & fishing | 2006 |
| Provender Cottages Management Company Limited | Households | 2012 |
| Provender Events Limited | Hospitality | 2016 |
| PT Renovations & Build Ltd | Construction | 2023 |
| Pt&R Ltd | Agriculture & fishing | 1964 |
| Pukeko Publicity Ltd | Professional & scientific | 2024 |
| Pulp 27 Ltd | Hospitality | 2017 |
| Pumpkin Moon Limited | Agriculture & fishing | 2017 |
| PUP & Pooch Limited | Other services | 2025 |
| Purebridge Group Limited | Professional & scientific | 2023 |
| Pursuit Investments Limited | Financial services | 2017 |
| Pyrolitec Ltd | Professional & scientific | 2020 |
| Q.B.Coughlin Ltd | Hospitality | 2024 |
| Qair Solutions Limited | Information & communication | 2023 |
| Qleaf Consulting Ltd | Professional & scientific | 2015 |
| Qleaf Technologies Limited | Professional & scientific | 2026 |
| Quadpharm Healthcare Ltd | Wholesale & retail | 2025 |
| Quadrant Avionics Limited | Other services | 2011 |
| Quadrant Plumbing Ltd | Construction | 2020 |
| Quaylite Holdings Ltd | Real estate | 2018 |
| Quaytech Systems Ltd | Information & communication | 2013 |
| Queen Court Farm Estate Limited | Agriculture & fishing | 1988 |
| Queen Elizabeth's Grammar School Trust Faversham | Education | 2011 |
| Questpower Limited | Real estate | 1996 |
| Quince Investments Limited | Hospitality | 2019 |
| Qvantia Ltd | Information & communication | 2022 |
| R & a Moderski Limited | Agriculture & fishing | 2012 |
| R & J Fletcher Estates Ltd | Financial services | 2020 |
| R & S Parry LLP | | 2012 |
| R Cooper & Sons Fisheries Limited | Agriculture & fishing | 2012 |
| R H Ovenden Holdings Ltd | Construction | 2022 |
| R H Ovenden Investment Company Ltd | Construction | 2022 |
| R L Goodman & SON | Agriculture & fishing | 2025 |
| R S Spanton Limited | Agriculture & fishing | 2007 |
| R&J Advisory Limited | Professional & scientific | 2026 |
| R. & B. (Tonbridge) Limited | Agriculture & fishing | 1954 |
| R. Martin (Farms) Limited | Agriculture & fishing | 1959 |
| R.Hagger Limited | Real estate | 1961 |
| R.N. Carr Limited | Wholesale & retail | 1945 |