| Pentalpha International Exhibition Consultants Limited | Other services | 1995 |
| People Direction Ltd | Professional & scientific | 2022 |
| Peoples Barbers and Hair Salon Ltd | Other services | 2019 |
| Peracto Systems Limited | Information & communication | 2016 |
| Perfect Car Dealership Ltd | Wholesale & retail | 2025 |
| Perfect Number Plates Ltd | Administrative & support | 2020 |
| Perfect Stop Property Ltd | Real estate | 2022 |
| Perfect Time Ltd | Wholesale & retail | 2023 |
| Perfecto Training Ltd | Education | 2020 |
| Performance Farriery Limited | Agriculture & fishing | 2020 |
| Peritas Security Ltd | Administrative & support | 2026 |
| Permanent Aesthetics Studio Limited | Other services | 2021 |
| Personal Assistant Ltd | Administrative & support | 2015 |
| Personalised Treasures and Gifts Ltd | Wholesale & retail | 2025 |
| Pete a Build Limited | Construction | 2013 |
| Pete Mellor Limited | Agriculture & fishing | 2004 |
| Peter Work Limited | Transport & logistics | 2014 |
| Peterian Property Limited | Real estate | 2024 |
| Petre S Trans Ltd | Transport & logistics | 2024 |
| Petreb Limited | Health & social care | 2012 |
| Pettiford Properties Ltd | Real estate | 2025 |
| Pevolution Coaching Limited | Education | 2023 |
| PF Car Sales Ltd | Wholesale & retail | 2021 |
| Pfrg Burton Limited | Hospitality | 2022 |
| Phair Limited | Health & social care | 2005 |
| PHD Communications Limited | Administrative & support | 2023 |
| Phdmail Limited | Administrative & support | 2001 |
| Phillip ASH Consulting Limited | Professional & scientific | 2023 |
| Phillip Ingham Control Systems Ltd | Information & communication | 2006 |
| Phoenix Emergency Solutions Ltd | Manufacturing | 2025 |
| Phoenix GB Management Ltd | Administrative & support | 2019 |
| Phoenix Pets Ltd | Wholesale & retail | 2021 |
| Phoenix Trauma Services Ltd | Health & social care | 2025 |
| Phoenix UK 2020 Limited | Administrative & support | 2019 |
| Photon Energy Limited | Construction | 2006 |
| Phtk Home Ltd | Wholesale & retail | 2022 |
| Physio Form Ltd | Health & social care | 2025 |
| PIA Trade Ltd | Wholesale & retail | 2026 |
| Pick ME Locksmith Ltd. | Other services | 2015 |
| Piece From Homeland Limited | Hospitality | 2014 |
| Piermont Capital Ltd | Extraterritorial | 2024 |
| PIK and MIX Ltd | Wholesale & retail | 2022 |
| Pikota Ltd | Manufacturing | 2020 |
| Pillie's Ltd | Health & social care | 2025 |
| Pine Cone Ventures Ltd | Wholesale & retail | 2018 |
| Pine Lodge Birmingham Limited | Health & social care | 2018 |
| Pinfold Property Services Limited | Households | 2021 |
| Pinj Ltd | Transport & logistics | 2026 |
| Pink Global Limited | Financial services | 2024 |
| Pinks Cleaning Limited | Administrative & support | 2025 |
| Pinnacle Holding Enterprises Ltd | Real estate | 2026 |
| Piotr Bartniak Limited | Manufacturing | 2018 |
| Pipeline Flow Solution Ltd | Information & communication | 2025 |
| Pipers Scaffolding (Midlands) Ltd | Construction | 2018 |
| Pirelli International Limited | Financial services | 2000 |
| Pirelli Tyres Limited | Manufacturing | 1909 |
| Pirelli Tyres Pension Trustees Ltd | Professional & scientific | 2014 |
| Pirelli UK Limited | Professional & scientific | 1914 |
| Pirelli UK Tyres Limited | Manufacturing | 1991 |
| Pisto Trans Ltd | Transport & logistics | 2026 |
| Piston Publications Ltd | Information & communication | 2025 |
| Pitstop Salvage Ltd | Wholesale & retail | 2025 |
| Pizza Say'Ae Ltd | Hospitality | 2024 |
| PJ Baxter Ltd | Hospitality | 2023 |
| Pjc-M Couriers Limited | Transport & logistics | 2020 |
| PJS Classic & Race Cars Limited | Wholesale & retail | 1997 |
| PJW Accounting Limited | Professional & scientific | 2002 |
| Place for Humans Ltd | Professional & scientific | 2019 |
| Placement Finder Ltd | Other services | 2023 |
| Placentral Operations Ltd | Information & communication | 2026 |
| Planningpal Ltd | Professional & scientific | 2024 |
| Platform Childcare Ltd | Health & social care | 2012 |
| Platinum Autohaus Ltd | Wholesale & retail | 2024 |
| Platinum Peak Management Limited | Professional & scientific | 2024 |
| Platinum Personnel Ltd | Administrative & support | 2013 |
| Platinum Touch Detailing Ltd | Wholesale & retail | 2022 |
| Playora Ltd | Hospitality | 2026 |
| Playtonic Limited | Information & communication | 2014 |
| Pleioflow Limited | Professional & scientific | 2018 |
| Pleioflow Medical Group Ltd | Professional & scientific | 2024 |
| Plug to Playlists Ltd | Information & communication | 2026 |
| Plustwo Properties Limited | Financial services | 2023 |
| Plutus LVM Limited | Real estate | 2019 |
| Pluviramode Ltd | Wholesale & retail | 2025 |
| PM Data Services Ltd | Professional & scientific | 2022 |
| PM Sanders Consulting Ltd | Information & communication | 2019 |
| PMA Haulage UK Limited | Transport & logistics | 2024 |
| PMC Assets Ltd | Real estate | 2020 |
| PMC Records Limited | Information & communication | 2004 |
| PMO Lettings Ltd | Real estate | 2024 |
| PMS (Derby) Limited | Professional & scientific | 2006 |
| Podium Finance Ltd | Professional & scientific | 2025 |
| POL Cris Spedition Ltd | Transport & logistics | 2023 |
| POLLEN8 Digital Media Ltd | Information & communication | 2013 |
| Polly Hodge (Hair & Beauty) Ltd | Other services | 2011 |
| Polo Smak Burton Limited | Wholesale & retail | 2019 |
| Polprof Ltd | Construction | 2022 |
| Polska Chata PL Ltd | Hospitality | 2017 |
| Pooch Snax Limited | Manufacturing | 2021 |
| Poodle Collective Ltd | Information & communication | 2025 |