| Pathway 2 Fitness Ltd | Other services | 2011 |
| Pathway Living Limited | Households | 2025 |
| Pathways Clinical Psychology Limited | Health & social care | 2026 |
| Patrick Projects Ltd | Real estate | 2022 |
| Patriot Surveying & Management Limited | Professional & scientific | 2018 |
| Patrol Alarm Systems Holdings Limited | Real estate | 2025 |
| Pattern Analytics Ltd | Information & communication | 2013 |
| Patterns, Models, Prototypes Limited | Manufacturing | 2001 |
| Paul Clayton Limited | Information & communication | 2007 |
| Paul Cutts Plumbing and Heating Limited | Construction | 2017 |
| Paul Flynn Building Services Ltd | Construction | 2010 |
| Paul Hamblett Jewellery Ltd | Wholesale & retail | 2003 |
| Paul Hunter Wealth Management Limited | Financial services | 2012 |
| Paul Landry Supply Chain and Project Engineering Solutions Ltd | Construction | 2015 |
| Paul Rastrick Physiotherapy Limited | Health & social care | 2017 |
| Paul Stanley Consulting Ltd | Financial services | 2013 |
| Paula Rastrick Ltd | Other services | 2020 |
| Paulina Petrov Limited | Other services | 2014 |
| Pave (Holdings) Limited | Professional & scientific | 1974 |
| Pave CNC Wire Forming Systems Limited | Manufacturing | 2002 |
| Pave International Limited | Manufacturing | 2022 |
| Pavestone Driveways Limited | Other services | 2022 |
| Paviliongate Ltd | Construction | 2017 |
| Pavilions Solihull Management Limited | Real estate | 2007 |
| Pavvy Lettings Limited | Real estate | 2022 |
| PAW Education Dog Training and Behaviour Ltd | Arts & recreation | 2022 |
| Pawel Skrzypinski Consultancy Ltd | Professional & scientific | 2019 |
| PAY Protect Limited | Administrative & support | 2024 |
| Payg Limited | Hospitality | 2008 |
| Payment Resources Limited | Professional & scientific | 2017 |
| PAZ Solutions Ltd | Construction | 2026 |
| PB Business Consultancy Ltd | Professional & scientific | 2020 |
| PB Electrical & Renewables Ltd | Construction | 2024 |
| PB Recruitment Services Limited | Professional & scientific | 2024 |
| Pbaf Acquisitions Limited | Financial services | 2002 |
| PC PAL Franchising Limited | Professional & scientific | 2006 |
| PCH Enterprises Limited | Administrative & support | 2007 |
| Pcmedic Ltd | Information & communication | 2019 |
| PCW Homes Ltd | Real estate | 2018 |
| PDG Taylor Consulting Limited | Professional & scientific | 2010 |
| PDJ Building & Roofing Services Limited | Construction | 2018 |
| PDJ Building and Roofers Limited | Construction | 2024 |
| PDM Electrical Services Design Ltd | Construction | 2024 |
| PDR Beauty Limited | Other services | 2013 |
| Peach and Petal Lingerie Ltd | Wholesale & retail | 2022 |
| Peachy Fitness Ltd | Wholesale & retail | 2021 |
| Peak Pickleball Ltd | Arts & recreation | 2025 |
| Pearcelegal Holdings Limited | Financial services | 2024 |
| Pearcelegal Limited | Professional & scientific | 2005 |
| Peardrop Prints Ltd | Manufacturing | 2020 |
| Peardrop Trading Limited | Information & communication | 2019 |
| Pearl Properties (GB) Limited | Real estate | 2013 |
| Pearls Bookkeeping and Accounting Ltd | Professional & scientific | 2017 |
| Pears Therapy Ltd | Health & social care | 2014 |
| Pearson & Sons Mechanical & Electrical Contractors Ltd | Construction | 2016 |
| Peartrees Consultancy Limited | Professional & scientific | 2025 |
| Pebblemist Limited | Extraterritorial | 1984 |
| Pebbles Events Ltd | Health & social care | 2026 |
| Peddimore Management Company Limited | Households | 2021 |
| Peerage Estates Ltd | Real estate | 2022 |
| Peerbux and Associates Limited | Real estate | 2008 |
| Peerless Designs Ltd | Professional & scientific | 2021 |
| Peers Hardy (UK) Limited | Wholesale & retail | 1978 |
| Peigian Limited | Wholesale & retail | 2026 |
| Peju Alatise Studios Ltd | Arts & recreation | 2020 |
| Pekaa Developments Ltd | Real estate | 2026 |
| Pelf Holdco 2 Limited | Real estate | 2022 |
| Pelf Holdco 3 Limited | Real estate | 2022 |
| Pelf UK Holdco Limited | Real estate | 2022 |
| Pelf UK Limited | Real estate | 2022 |
| Pelf UK LP | | 2022 |
| Pelham UX Ltd | Professional & scientific | 2022 |
| Pelican Accounting Solutions Limited | Professional & scientific | 2009 |
| Pelp UK Holdco Limited | Real estate | 2022 |
| Pelp UK Limited | Real estate | 2022 |
| Pelta Property Limited | Construction | 2007 |
| Pembroke Commercial Limited | Professional & scientific | 2025 |
| Pembrokeshire Capital Limited | Real estate | 2025 |
| Peninsula Villas Ltd | Administrative & support | 2019 |
| Penny Johnson Flowers Limited | Wholesale & retail | 2025 |
| Penrose Place Limited | Professional & scientific | 2023 |
| Pensnett Limited | Real estate | 2005 |
| Pentacom Networks Limited | Information & communication | 2009 |
| Pentland Estates Investments Limited | Real estate | 2023 |
| Pentland Land Limited | Real estate | 2024 |
| Pentos Capital Limited | Real estate | 2018 |
| Pentos Heights Limited | Other services | 2025 |
| Penwood Drives Ltd | Construction | 2021 |
| Penyname Developments Limited | Construction | 2022 |
| People & Talent Services Limited | Administrative & support | 2020 |
| People Tracing Ltd | Information & communication | 2014 |
| People Transformation Ltd | Professional & scientific | 2025 |
| Pephubs Limited | Administrative & support | 2025 |
| Perfect Balance Accounting Ltd | Professional & scientific | 2023 |
| Perfect Energy Ltd | Other services | 2023 |
| Perfect Form Ltd | Arts & recreation | 2025 |
| Performing Portfolios Ltd | Real estate | 2019 |
| Peri Eats Ltd | Hospitality | 2023 |
| Peridoneus Consulting Limited | Professional & scientific | 2023 |
| Peridot Aesthetics Ltd | Other services | 2024 |