| Precise Property Investments Ltd | Real estate | 2019 |
| Precise Property Management Ltd | Real estate | 2025 |
| Precise Racing Limited | Arts & recreation | 2017 |
| Precise SKI Academy Ltd | Education | 2019 |
| Precision Capital Investments Limited | Financial services | 2019 |
| Premier Data Card Limited | Manufacturing | 1992 |
| Premier Property Providers Ltd | Real estate | 2020 |
| Premiertek Engineering Limited | Construction | 2011 |
| Premium Rated Products Ltd | Wholesale & retail | 2018 |
| Premium Supported Living Ltd | Health & social care | 2025 |
| Premlink Limited | Administrative & support | 2016 |
| Pressing Engagements Domestic Limited | Households | 2002 |
| Presson Automotive Limited | Administrative & support | 2023 |
| Presson Care Services Ltd | Health & social care | 2023 |
| Presson Limited | Administrative & support | 2000 |
| Pressora Ltd | Wholesale & retail | 2026 |
| Prestige Accommodation Limited | Health & social care | 2019 |
| Prestige DRY Cleaners (Kent) Ltd | Other services | 2006 |
| Prestige DRY Cleaners (Walderslade) Ltd | Other services | 2024 |
| Prestige Finance Limited | Financial services | 1972 |
| Prestige Garden Solutions Ltd | Administrative & support | 2019 |
| Prestige Glazing Ltd | Construction | 2021 |
| Prestige Home Improvements Limited | Construction | 2010 |
| Prestige Properties (Kent) Ltd | Real estate | 2016 |
| Prestige Solar & Heating Limited | Construction | 2009 |
| Prestige Supplies Limited | Wholesale & retail | 2008 |
| Pretroy Limited | Professional & scientific | 1973 |
| Pretzel Money Limited | Professional & scientific | 2012 |
| Previsian Ltd | Information & communication | 2026 |
| Primair Holdings Ltd | Professional & scientific | 2017 |
| Primair Limited | Energy | 1997 |
| Primary Care Support Services Ltd | Administrative & support | 2020 |
| Prime Ceilings and Partitions Ltd | Construction | 2022 |
| Prime Delivery Ltd | Transport & logistics | 2024 |
| Prime Installation Services Ltd | Construction | 2025 |
| Prime Property Management Services Limited | Households | 2023 |
| Prime Property Protection Limited | Administrative & support | 2018 |
| Prime Strategies Ltd | Real estate | 2021 |
| Prime UK1 Ltd | Manufacturing | 2025 |
| Primecare Healthcare Ltd | Health & social care | 2023 |
| Primeowners Limited | Other services | 2025 |
| Primero Property Group Limited | Real estate | 2024 |
| Primero Property Solutions Ltd | Real estate | 2025 |
| Primetop Healthcare Services Limited | Health & social care | 2019 |
| Primo International Ltd | Administrative & support | 2024 |
| Primrose Ever Care Ltd | Health & social care | 2026 |
| Prince of Home Decor and Gardening Limited | Administrative & support | 2022 |
| Prince Prime Properties Ltd | Real estate | 2024 |
| Print - More (Kent) Limited | Professional & scientific | 2018 |
| Print IS Read Ltd | Information & communication | 2023 |
| Printesa Garden Ltd | Wholesale & retail | 2025 |
| Printfinity & Beyond Ltd | Manufacturing | 2023 |
| Priority OT Limited | Health & social care | 2023 |
| Priors Gate Freehold Ltd | Households | 2026 |
| Priory Mews Healthcare Limited | Health & social care | 2021 |
| Prism of Black Ltd | Education | 2023 |
| Pristine Construction (Kent) Limited | Construction | 2017 |
| Private Doctor 4 U Limited | Health & social care | 2017 |
| Private Property Buyers Limited | Real estate | 2024 |
| Pro Clean Kent Limited | Other services | 2018 |
| Pro Magic Ltd | Construction | 2020 |
| Pro Music Production Limited | Arts & recreation | 2018 |
| Pro Parts (Kent) Limited | Wholesale & retail | 2011 |
| Pro Planning Services Ltd | Professional & scientific | 2026 |
| Pro Tans Service Ltd | Transport & logistics | 2025 |
| Pro Taping Ltd | Construction | 2019 |
| Pro-Spec Group Limited | Construction | 2018 |
| Probus Property Investments Limited | Real estate | 2012 |
| Process Plant Services Limited | Manufacturing | 2002 |
| Procure-Apps Ltd | Wholesale & retail | 2024 |
| Professional First Ltd | Households | 2013 |
| Professional Pathways Football Ltd | Arts & recreation | 2026 |
| Professions Direct (UK) Ltd | Administrative & support | 2017 |
| Profitec Business Partners Ltd | Information & communication | 2025 |
| Project BEA Limited | Real estate | 2021 |
| Project Village CIC | Health & social care | 2023 |
| Projex One Ltd | Construction | 2025 |
| Prolek Projects Limited | Construction | 1997 |
| Promise Children Residential Homes Ltd | Health & social care | 2024 |
| Promobound Limited | Wholesale & retail | 2013 |
| Promod Esports Limited | Administrative & support | 2019 |
| Propels Construction Ltd | Construction | 2024 |
| Properties by Anish Ltd | Real estate | 2025 |
| Property Alliance & Partners (UK) Limited | Real estate | 2019 |
| Property Appreciation Limited | Construction | 2024 |
| Property Capital Homes Ltd | Real estate | 2021 |
| Property Headquarters Limited | Real estate | 2020 |
| Property Investments SW Limited | Real estate | 2020 |
| Property Maintenances and Development Limited | Construction | 2023 |
| Property Management Freedom Ltd | Real estate | 2020 |
| Property Sense Developments Ltd | Construction | 2023 |
| Prophetess Eileen Robinson-Murrain (Perm) Legacy Foundation Ltd | Other services | 2022 |
| Propin Healthcare Ltd | Health & social care | 2024 |
| Proptech Advice Ltd | Information & communication | 2024 |
| Proptii Ltd | Real estate | 2018 |
| Prosunergy Limited | Administrative & support | 2008 |
| Protech Advanced Systems Ltd | Wholesale & retail | 2024 |
| Protect Able Limited | Financial services | 2013 |
| Protocol Fire & Security Ltd | Other services | 2018 |
| Protocol Holdings Limited | Financial services | 2018 |