| Pelican Property Solutions Ltd | Real estate | 2020 |
| Pelihlsra Norjarten Ltd | Wholesale & retail | 2025 |
| Peliung Ltd | Wholesale & retail | 2025 |
| Pellis Dermo Technology Ltd | Other services | 2025 |
| Pemf Gold Ltd | Arts & recreation | 2010 |
| Penalty Settlement Union Ltd | Administrative & support | 2018 |
| Pencil Research Ltd | Information & communication | 2023 |
| Pendle Tenaya Ltd | Wholesale & retail | 2025 |
| Peng BEN BO Ltd | Wholesale & retail | 2025 |
| Peng LEI Ltd | Wholesale & retail | 2025 |
| Peng SHI Yong Ltd | Wholesale & retail | 2025 |
| Pengcheng Ltd | Wholesale & retail | 2025 |
| Penguinsite Ltd | Information & communication | 2018 |
| Penk Fcin Trading Limited | Wholesale & retail | 2025 |
| Penrhos Poultry Ltd | Agriculture & fishing | 2014 |
| Penrhos Spirits Ltd | Manufacturing | 2017 |
| Penrhospitality Ltd | Hospitality | 2025 |
| Pentock Ltd | Wholesale & retail | 2026 |
| Penumbrastitch Ltd | Wholesale & retail | 2025 |
| Penx Ltd | Information & communication | 2025 |
| People Meet Travel Limited | Administrative & support | 2026 |
| PEP Wind Ltd | Manufacturing | 2023 |
| Pepe (EU) Ltd | Wholesale & retail | 2025 |
| Pepper Wood Ltd | Manufacturing | 2026 |
| Peppz Ltd | Wholesale & retail | 2025 |
| Perceptor Inspection Holdings Ltd | Financial services | 2018 |
| Perceptor Inspection Technologies Ltd | Information & communication | 2021 |
| Pereira & MK Cleaning Services Ltd | Administrative & support | 2026 |
| Perfect Life Innovation Ltd | Wholesale & retail | 2024 |
| Perfect Solution Services Ltd | Information & communication | 2021 |
| Perfectly Edible UK CIC | Hospitality | 2015 |
| Perfectoner Limited | Administrative & support | 2021 |
| Performance Only Ltd | Wholesale & retail | 2018 |
| Pergamon Labs (UK) Limited | Professional & scientific | 2025 |
| Pergula Limited | Professional & scientific | 2025 |
| Periculum Ltd. | Arts & recreation | 2019 |
| Permist Limited | Wholesale & retail | 2025 |
| Persenalised Learning Limited | Education | 2026 |
| Persevere Training Limited | Arts & recreation | 2024 |
| Personal Computer Organisational Community Interest Company | Wholesale & retail | 2026 |
| Personalized Home Solutions Ltd | Manufacturing | 2025 |
| Pertoons Ltd. | Arts & recreation | 2016 |
| Pet & Toys Ltd | Wholesale & retail | 2021 |
| Petamica Ltd | Manufacturing | 2026 |
| Peter Pyne West Bromwich Limited | Other services | 2002 |
| Peterhconsultants Ltd | Professional & scientific | 2021 |
| Peterson Shoppers Ltd | Wholesale & retail | 2024 |
| Petketechnologyco Ltd | Wholesale & retail | 2025 |
| Petralina Ltd | Manufacturing | 2025 |
| Petrico Ltd | Wholesale & retail | 2025 |
| Petrkl Ventures Ltd | Wholesale & retail | 2025 |
| Petsahealth Ltd | Wholesale & retail | 2025 |
| PETVU360 Ltd | Professional & scientific | 2026 |
| Peverel House Limited | Wholesale & retail | 2026 |
| Peyotestate Ltd | Wholesale & retail | 2024 |
| Peyplay Innovation Ltd | Wholesale & retail | 2026 |
| PGN Property Developments Ltd | Construction | 2012 |
| Phaeton Accessories Co., Ltd | Administrative & support | 2014 |
| Pharmatik Ltd | Information & communication | 2021 |
| Pharmax Ecom Ltd | Wholesale & retail | 2026 |
| Pharmrx Limited | Health & social care | 2008 |
| Pharos Global Limited | Education | 2025 |
| Phenderson Ltd | Manufacturing | 2022 |
| PHI Mattgeo Propco Limited | Real estate | 2016 |
| Phibo Capital Limited | Information & communication | 2021 |
| Philalex Investments Limited | Financial services | 2015 |
| Philalex Limited | Real estate | 2016 |
| Philanimy Ltd | Administrative & support | 2025 |
| Philip Retail Consulting Limited | Professional & scientific | 2017 |
| Philips & Mario Limited | Wholesale & retail | 2021 |
| Philipstown Consulting Ltd | Professional & scientific | 2015 |
| Phillip Munro Travel Limited | Administrative & support | 2020 |
| Phipps and SON Ltd | Wholesale & retail | 2018 |
| PHN Solutions Ltd | Information & communication | 2021 |
| Phnx International Limited | Wholesale & retail | 2023 |
| Phoenix Angel Limited | Real estate | 2015 |
| Phoenix Construction Design and Build Ltd. | Construction | 2017 |
| Phoenix Effects Limited | Information & communication | 2016 |
| Phoenix Engine Reconditioning Limited | Manufacturing | 2013 |
| Phoenix Fire Dragon Ltd | Arts & recreation | 2025 |
| Phoenix Land Ventures Ltd | Real estate | 2025 |
| Phoenix Payroll Limited | Professional & scientific | 2011 |
| Phoenix Quay Limited | Households | 2009 |
| Phoenix Racing Parts Ltd | Extraterritorial | 2011 |
| Phoenix Rising Retreats Ltd | Other services | 2019 |
| Phoenix Sovereign Intelligence Ltd | Information & communication | 2026 |
| Phoenix Spirit Limited | Real estate | 2024 |
| Phortutify Ltd | Wholesale & retail | 2025 |
| Photomaster Media Ltd | Information & communication | 2025 |
| Photonic Bridge Co., Ltd. | Extraterritorial | 2011 |
| Photonicat International Holding Ltd | Manufacturing | 2025 |
| Photosynthesis Media Co., Ltd | Wholesale & retail | 2025 |
| Physique Labz Ltd | Arts & recreation | 2026 |
| Phyto Lumi Biotech Co. Ltd | Wholesale & retail | 2024 |
| PI Controls Europe Ltd. | Manufacturing | 2015 |
| Pianopig Limited | Information & communication | 2020 |
| Picac Ltd | Real estate | 2016 |
| Picchi Ltd | Information & communication | 2021 |
| Pickaroo Limited | Wholesale & retail | 2025 |
| Pickford Estate Ltd | Financial services | 2019 |