| PJW Maintenance & Groundworks Limited | Construction | 2011 |
| PK 2022 Limited | Financial services | 2022 |
| PL Property Management Limited | Real estate | 2002 |
| PL Recovery Ltd | Transport & logistics | 2025 |
| PLACES4LIVING Limited | Real estate | 2020 |
| Plans for Home Limited | Professional & scientific | 2017 |
| Plas & SON Limited | Health & social care | 2025 |
| Platinum Boxing Ltd | Arts & recreation | 2019 |
| Platinum Motorworld Limited | Wholesale & retail | 2021 |
| Platinum One Investments Ltd | Real estate | 2023 |
| Play Mill Cafe Ltd | Arts & recreation | 2024 |
| Play Palace Cafe Ltd | Hospitality | 2026 |
| Play Palace Hub Ltd | Arts & recreation | 2025 |
| Playing With Ideas Ltd | Arts & recreation | 2024 |
| Playing With Labs Ltd | Information & communication | 2024 |
| Playtime Amusements UK Ltd | Wholesale & retail | 2026 |
| Playtopia Shelf Ltd | Arts & recreation | 2026 |
| Plbt Limited | Wholesale & retail | 2019 |
| PLG Engineering Systems Ltd | Professional & scientific | 2013 |
| PLG Holdings Ltd | Financial services | 2020 |
| PLM Delivery Ltd | Transport & logistics | 2019 |
| PLS Plumbing and Heating Limited | Construction | 2018 |
| Plum Project Solutions Ltd | Professional & scientific | 2025 |
| Plumb World DIY Ltd | Wholesale & retail | 2013 |
| Plural Prospect Limited | Real estate | 2001 |
| Plus Health Company Limited | Health & social care | 2017 |
| PLY - People Like YOU Ltd | Professional & scientific | 2022 |
| PM Business Solutions Ltd | Information & communication | 2009 |
| Pmml Limited | Information & communication | 2007 |
| PNP Commerce Ltd | Wholesale & retail | 2021 |
| Podcasts With Ghazi Ltd | Information & communication | 2025 |
| Podential Ltd | Information & communication | 2026 |
| Podrigo Ltd | Real estate | 2010 |
| Poisontip Limited | Hospitality | 2010 |
| Polar Enterprises Ltd | Wholesale & retail | 2022 |
| Polarplus Healthcare Limited | Health & social care | 2013 |
| Policy Master Group Limited | Information & communication | 1972 |
| Polly's Private Day Nurseries Limited | Health & social care | 2019 |
| Poltrade Camper Ltd | Manufacturing | 2024 |
| Poly Parks Ltd | Transport & logistics | 2012 |
| Polychem Solutions Limited | Extraterritorial | 2010 |
| Polygon Public House Limited | Hospitality | 2017 |
| Pooch & PUP Ltd | Other services | 2025 |
| Poole Beresford Limited | Health & social care | 2004 |
| Popkidz Limited | Arts & recreation | 2010 |
| Poplar Lander Ltd | Wholesale & retail | 2025 |
| Poppy Investment (Holdings) Ltd | Financial services | 2025 |
| Poppys Florist Ltd | Wholesale & retail | 2020 |
| Porcupine Bear Limited | Information & communication | 2010 |
| Portinscale (U.K.) Ltd | Manufacturing | 2016 |
| POS Holdings Limited | Financial services | 2023 |
| POS Limited | Information & communication | 1984 |
| Positive Power Storage Ltd | Real estate | 2017 |
| POT of Gold Cosmetics Limited | Manufacturing | 2004 |
| Potato Lane Projects Limited | Administrative & support | 2002 |
| Potters Hammond Ltd | Wholesale & retail | 2025 |
| Potting Shed Yorkshire Limited | Wholesale & retail | 2020 |
| Pourparler Limited | Professional & scientific | 2022 |
| Powar Developments Limited | Real estate | 2008 |
| Powe's Butchers & Deli Limited | Wholesale & retail | 2023 |
| Powell Electrical Engineering Limited | Construction | 2022 |
| Power Distribution Engineering Limited | Administrative & support | 2009 |
| Power Tool Rentals Limited | Wholesale & retail | 1999 |
| PPL Windows & Doors Limited | Construction | 2016 |
| PPT Group UK Ltd | Manufacturing | 1946 |
| PR Neurodevelopment Limited | Health & social care | 2026 |
| Practice Growth Coaching Ltd | Education | 2026 |
| Practivia Limited | Wholesale & retail | 2020 |
| Pradox Ltd | Wholesale & retail | 2007 |
| Pranika Foods Ltd | Hospitality | 2024 |
| Prayoga Estates Ltd | Real estate | 2022 |
| Prdispatch Ltd | Information & communication | 2017 |
| Precision Consultant Services Ltd | Professional & scientific | 2023 |
| Premier Cars (Yorkshire) Ltd | Transport & logistics | 2023 |
| Premier Direct Finance Ltd | Financial services | 2024 |
| Premier Domes Limited | Other services | 2025 |
| Premier Domes NO 1 Limited | Other services | 2025 |
| Premier Hank Dyers Limited | Manufacturing | 2001 |
| Premier Logistics Solutions Ltd | Transport & logistics | 2025 |
| Premier Pipeline Supplies Limited | Wholesale & retail | 1991 |
| Premier Tuning Limited | Other services | 2012 |
| Premierbumpers Ltd | Wholesale & retail | 2024 |
| Premium Chauffeur Services Ltd | Transport & logistics | 2025 |
| Premium Firewood Ltd | Wholesale & retail | 2024 |
| Premium Sell Ltd | Wholesale & retail | 2022 |
| Premium Vehicle Logistics Limited | Transport & logistics | 2026 |
| Prep Monkies Ltd | Hospitality | 2025 |
| Pressure Vessel Services Limited | Professional & scientific | 2002 |
| Prestige Apartments Halifax Ltd | Real estate | 2025 |
| Prestige Building Services (Yorkshire) Ltd | Construction | 2012 |
| Prestige Floormats Ltd | Wholesale & retail | 2021 |
| Prestige Flowers Group Limited | Financial services | 2024 |
| Prestige Gifting Limited | Wholesale & retail | 2006 |
| Prestige Marques Motor Company Ltd | Wholesale & retail | 2018 |
| Prestige Motorsport Ltd | Wholesale & retail | 2022 |
| Prestige Wedding Car Hire Limited | Administrative & support | 2015 |
| Pretty N Pinky HX Ltd | Wholesale & retail | 2026 |
| Pretty Offence Limited | Wholesale & retail | 2019 |
| Pretty Souls 2022 Limited | Wholesale & retail | 2022 |
| Priestley’S Ltd | Other services | 2021 |