| Popel Group Ltd | Construction | 2024 |
| Popeswood Estate Company Limited | Households | 1998 |
| Poppy and Pals Pet Care Ltd | Other services | 2015 |
| Poppys Paws Ltd | Wholesale & retail | 2021 |
| Popsybobin Limited | Information & communication | 2012 |
| POR Investments Limited | Real estate | 2021 |
| Port Plus Ltd | Transport & logistics | 2025 |
| Porter and Cobb Limited | Real estate | 1987 |
| Porter Group Holdings Limited | Financial services | 2025 |
| Portex Global Services Ltd | Transport & logistics | 2025 |
| Portex Integrated Services Ltd | Transport & logistics | 2025 |
| Portrait of YOU Ltd | Wholesale & retail | 2023 |
| Posh Rock Ltd | Information & communication | 2015 |
| Poshero Limited | Real estate | 2017 |
| Positive Logistics Ltd | Administrative & support | 2009 |
| Positive Procurement Consulting Limited | Administrative & support | 2017 |
| Pospiszyl Ltd | Wholesale & retail | 2013 |
| Possibilities (UK) Limited | Construction | 1987 |
| Post Bureau Properties Ltd | Real estate | 2019 |
| Post-Bureau Ltd. | Arts & recreation | 2012 |
| Postley's Ltd | Wholesale & retail | 2020 |
| Potlatch Limited | Construction | 2007 |
| Poundhouse Limited | Construction | 1984 |
| Powell Builders Ltd | Construction | 2020 |
| Power Blast Pressure Washing Ltd | Administrative & support | 2025 |
| Power House Clctv Ltd | Arts & recreation | 2025 |
| Power Point Electric Services Limited | Construction | 2018 |
| Power Service ARI Ltd | Wholesale & retail | 2020 |
| Power Solutions Services Ltd | Construction | 2019 |
| Powerhouse Actuarial Consultancy Limited | Financial services | 2026 |
| POWR2 Ltd | Manufacturing | 2019 |
| PP Perfect Service Ltd | Transport & logistics | 2020 |
| Ppcreative Ltd | Professional & scientific | 2025 |
| PPR Roofing and Building Ltd | Construction | 2026 |
| PR & NVH Property Holdings Ltd | Real estate | 2015 |
| PR Academy Limited | Education | 2007 |
| PR Secure Ltd | Administrative & support | 2025 |
| PR1ME Security Ltd | Financial services | 2023 |
| Practice for Women Limited | Professional & scientific | 2006 |
| Prado Aguirre Ltd | Health & social care | 2026 |
| Pragmep Building Services Consulting Ltd | Professional & scientific | 2025 |
| Prangelf Group Ltd | Wholesale & retail | 2026 |
| Praxis Medicare Ltd | Health & social care | 2011 |
| PRE Care Services Ltd | Health & social care | 2019 |
| Precise Carpentry & Building Ltd | Construction | 2018 |
| Precise GEO Limited | Professional & scientific | 2024 |
| Precision Accountancy (Kent) Ltd | Professional & scientific | 2010 |
| Precision Accountancy LLP | | 2009 |
| Precision Kitchen & Bathroom Renovations Ltd | Construction | 2023 |
| Precision Plastics Home Improvements Limited | Construction | 2007 |
| Prefavdan Construction (UK) Ltd. | Construction | 2016 |
| Premier Brazil & UK Cleaning Ltd | Administrative & support | 2015 |
| Premier Brickwork Contractors Limited | Construction | 2026 |
| Premier Facades Limited | Construction | 2020 |
| Premier Football School Limited | Extraterritorial | 2009 |
| Premier Marine Paints Limited | Wholesale & retail | 2012 |
| Premier Promotional Products Ltd | Wholesale & retail | 2000 |
| Premier Talk UK Ltd | Professional & scientific | 2020 |
| Premium Ashwood Furniture Limited | Wholesale & retail | 2024 |
| Premium Cars Kent Limited | Transport & logistics | 2024 |
| Premium Fleet Chauffeurs Ltd | Transport & logistics | 2024 |
| Premium Outdoor Living Ltd | Construction | 2026 |
| Premium Tint & Wrap Ltd | Wholesale & retail | 2026 |
| Premiumg Ltd | Wholesale & retail | 2025 |
| Premo From London Ltd | Information & communication | 2013 |
| Prenoch Venture Ltd | Professional & scientific | 2016 |
| Pres Land (Kent) Limited | Professional & scientific | 2016 |
| Preschool Playhouse (Kent) Limited | Health & social care | 2012 |
| Preservatim Limited | Extraterritorial | 1984 |
| Presidential Inc Limited | Hospitality | 2019 |
| Presmawr Ltd | Information & communication | 2018 |
| Press to Play Limited | Other services | 2002 |
| Press Wine Services Ltd | Wholesale & retail | 2017 |
| Prestige 365 Limited | Agriculture & fishing | 2023 |
| Prestige Car Broker Limited | Professional & scientific | 2013 |
| Prestige Fresh Group Ltd | Wholesale & retail | 2025 |
| Prestige Kent Properties Ltd | Real estate | 2024 |
| Prestige Power Solutions Ltd | Energy | 2026 |
| Prestigious Property Developments Ltd | Construction | 2024 |
| Pretoria Propco Ltd | Real estate | 2025 |
| Pretty Good Builders Ltd | Construction | 2024 |
| Prevailing Effects Ltd | Professional & scientific | 2022 |
| PRG Design Services Limited | Professional & scientific | 2015 |
| Price Associates Limited | Professional & scientific | 1983 |
| Pricop Autos Ltd | Wholesale & retail | 2022 |
| Pride Roofing Kent Ltd | Construction | 2016 |
| Pridesupporthc Limited | Health & social care | 2020 |
| Priene Consulting Limited | Professional & scientific | 2012 |
| Primalec Limited | Manufacturing | 1989 |
| Primary Care Transformation and Innovation Limited | Health & social care | 2012 |
| Primary Focus Solutions Ltd | Health & social care | 2016 |
| Primary ICT Ltd | Wholesale & retail | 2006 |
| Prime Building Consultants Limited | Professional & scientific | 1987 |
| Prime Construction Consultants Limited | Professional & scientific | 1998 |
| Prime Find Properties Ltd | Administrative & support | 2024 |
| Prime Folio (Kent) Limited | Professional & scientific | 2015 |
| Prime Group Limited | Professional & scientific | 2001 |
| Prime House Maidstone Ltd | Wholesale & retail | 2026 |
| Prime Screeding Ltd | Construction | 2026 |
| Prime Solutionz Limited | Transport & logistics | 2020 |