| Portway Farm Estate Limited | Construction | 2019 |
| Posh Pads Rentals Ltd | Real estate | 2021 |
| Posh Pawz Grooming Ltd | Professional & scientific | 2023 |
| Posies & Paper Limited | Wholesale & retail | 2024 |
| Positive Design Limited | Administrative & support | 2004 |
| Pound House Holdings Ltd | Real estate | 2023 |
| Powercosy Ltd | Professional & scientific | 2021 |
| Pownall Consultants Limited | Professional & scientific | 2024 |
| Powtechnology Limited | Manufacturing | 1990 |
| Powutilities Limited | Wholesale & retail | 2021 |
| Poxy Investments Limited | Financial services | 2022 |
| Poynton Property Developments Limited | Construction | 2015 |
| PP Protect Ltd | Manufacturing | 2018 |
| PP Tamworth Limited | Manufacturing | 2013 |
| PPM Scaffolding Services Ltd | Construction | 2019 |
| Pragmasis Ideas Limited | Financial services | 2003 |
| PRB Fibreoptics Limited | Construction | 2010 |
| Precise Electrical Contractors Ltd | Construction | 2025 |
| Precision Engineering Solutions (UK) Ltd | Financial services | 2015 |
| Precision Engineering Solutions Limited | Professional & scientific | 2001 |
| Precision Technologies International Limited | Manufacturing | 2001 |
| Premier Bearings & Transmissions Limited | Manufacturing | 2006 |
| Premier Clothing Imports Limited | Wholesale & retail | 2019 |
| Premier Computers & Imaging Limited | Information & communication | 1999 |
| Premier Estates Management Limited | Real estate | 2022 |
| Premier Key Rentals Ltd | Real estate | 2025 |
| Premier P. Ltd | Wholesale & retail | 2006 |
| Premier Rental Properties Limited | Real estate | 2021 |
| Premier Snag Ltd | Construction | 2020 |
| Premier Vehicle Service & Repair Ltd | Manufacturing | 2012 |
| Premier Window and Conservatory Blinds Ltd | Extraterritorial | 2017 |
| Preminox (UK) Ltd | Wholesale & retail | 2024 |
| Preminox Group Limited | Financial services | 2017 |
| Preminox Holdings Limited | Financial services | 2017 |
| Preminox Ltd | Wholesale & retail | 1998 |
| Premium Choice Construction Ltd | Construction | 2022 |
| Preppipepour Ltd | Construction | 2025 |
| Prepress Technology Limited | Manufacturing | 2011 |
| Presents From Pets Limited | Wholesale & retail | 2025 |
| Press & Shear Machinery Limited | Wholesale & retail | 2014 |
| Presscare Limited | Manufacturing | 2003 |
| Prestige Cars and Drivers Ltd | Transport & logistics | 2025 |
| Prestige Metal Supplies Limited | Wholesale & retail | 2019 |
| Prestige UK Builders Limited | Construction | 2022 |
| Prestigefix Ltd | Construction | 2025 |
| Preussen WB Limited | Health & social care | 2026 |
| Price IT 2018 Ltd | Information & communication | 2017 |
| Primax Solutions Limited | Transport & logistics | 2020 |
| Prime Automation Installations Ltd | Manufacturing | 2018 |
| Prime Electrics Ltd | Construction | 2024 |
| Prime Energy Limited | Energy | 2014 |
| Prime Time Nurseries Limited | Health & social care | 2021 |
| Primekss UK Ltd | Construction | 2020 |
| Primeways Home Improvements Limited | Construction | 2021 |
| Printed Electronics Limited | Manufacturing | 2010 |
| Prints Vibe Limited | Manufacturing | 2024 |
| Private Doctor Limited | Health & social care | 2025 |
| Prizm Engineers Ltd | Construction | 2021 |
| Pro 1 Logistics Ltd | Administrative & support | 2018 |
| Pro Car FIX Ltd | Wholesale & retail | 2021 |
| Pro Game Nutrition Ltd | Hospitality | 2024 |
| Pro Properties Management Limited | Households | 2025 |
| Pro Safe Training Ltd | Education | 2026 |
| Pro Smart Repairs Limited | Wholesale & retail | 2012 |
| Pro-Line Install Solutions Ltd | Construction | 2024 |
| PRO1 Education Ltd | Administrative & support | 2018 |
| PRO1 Recruitment Ltd | Administrative & support | 2013 |
| Problec Limited | Construction | 2008 |
| Procurement Gateway Ltd | Information & communication | 2024 |
| Profind Engineering Limited | Professional & scientific | 2026 |
| Profind Surveys Limited | Construction | 2023 |
| Profisa Ltd | Wholesale & retail | 2026 |
| Profit Partner Business Consultancy Ltd | Information & communication | 2026 |
| Progress With US Ltd | Education | 2021 |
| Progressive MED Limited | Health & social care | 2016 |
| Project Commercial Management (UK) Ltd | Administrative & support | 2021 |
| Project JEN Ltd | Information & communication | 2026 |
| Projexsense Ltd | Information & communication | 2018 |
| Proline Healthcare Limited | Health & social care | 2018 |
| Proonline Store Ltd | Wholesale & retail | 2021 |
| Propel Dance CIC | Arts & recreation | 2024 |
| Property Management and Coaching Ltd | Real estate | 2024 |
| Property Services Agency Limited | Construction | 2022 |
| Property Step Change Ltd | Real estate | 2024 |
| Proponent Limited | Financial services | 2024 |
| Prosellers Network Ltd | Wholesale & retail | 2023 |
| Provider Bridge Ltd | Administrative & support | 2025 |
| PRP IT Consultants Ltd | Information & communication | 2007 |
| Prrr Properties Ltd | Real estate | 2022 |
| PRS Installs Limited | Other services | 2023 |
| Prue Engineering Ltd | Manufacturing | 2016 |
| Pryanet Ltd | Information & communication | 2012 |
| PSC Homes Ltd | Real estate | 2025 |
| PSC Lettings Ltd | Real estate | 2025 |
| Psheasy Ltd | Education | 2025 |
| PSJ Maintenance UK Limited | Construction | 2021 |
| PSO Installations Ltd | Construction | 2007 |
| PT Scout Limited | Arts & recreation | 2024 |
| PT4U Limited | Arts & recreation | 2014 |
| PTF Properties Ltd | Real estate | 2022 |