| Passage to India Hull Limited | Administrative & support | 2019 |
| Passenger Assist Ltd | Transport & logistics | 2015 |
| Pasta Cibo Ltd | Extraterritorial | 2025 |
| PAT Ndidi Limited | Health & social care | 2015 |
| PATH2DIGITAL Ltd | Information & communication | 2025 |
| Pathline Logistics Ltd | Transport & logistics | 2025 |
| Pathway Media Ltd | Information & communication | 2023 |
| Pathwaysupporthomes Ltd | Hospitality | 2026 |
| Patient Focus Pharma Limited | Other services | 2014 |
| Patricia Morris Consultancy Limited | Health & social care | 2022 |
| Patrick and Erick Logistics Ltd | Construction | 2022 |
| Patrick Daly Smart Repairs Limited | Wholesale & retail | 2025 |
| Patrimany Limited | Public administration | 2020 |
| Patrut Transport Ltd | Transport & logistics | 2013 |
| Pats Healthcare Limited | Health & social care | 2023 |
| Patsy Elite Home Care Ltd | Health & social care | 2020 |
| Pattern Bubble Ltd | Manufacturing | 2021 |
| Patternmatch Interiors Limited | Construction | 2008 |
| Paul Anthony Wilcox Accountants Limited | Professional & scientific | 2009 |
| Paul Edwards Logistics PVT Ltd | Construction | 2013 |
| Paul Hampshire Consulting Limited | Administrative & support | 2000 |
| Paul Ingram Design Ltd | Professional & scientific | 2017 |
| Paul Transport Ltd | Transport & logistics | 2024 |
| Paul Vasile Carp Ltd | Transport & logistics | 2017 |
| Paul White Draughting Limited | Professional & scientific | 2006 |
| Paul's Corner Ltd | Transport & logistics | 2018 |
| Paul's Poke Pulls Ltd | Wholesale & retail | 2025 |
| Paula's Cleaning Company Limited | Administrative & support | 2023 |
| Paulgas Limited | Construction | 2016 |
| Paulina Mediation Ltd | Hospitality | 2020 |
| PAV&1 Limited | Transport & logistics | 2015 |
| Pavee Peck Limited | Hospitality | 2025 |
| Pavel Investments Ltd | Administrative & support | 2025 |
| Pavel Solar Ltd | Construction | 2022 |
| Pavilion Facilities Management Limited | Real estate | 2024 |
| Pavilion Insurance Enterprises Limited | Extraterritorial | 2009 |
| Pavl Ltd | Construction | 2025 |
| PAVLEEN1 Ltd | Construction | 2025 |
| Pavneed Singh Ltd | Construction | 2022 |
| Pawel E34 Ltd | Transport & logistics | 2017 |
| Pawsitive Care Ltd | Agriculture & fishing | 2025 |
| PAX Law Ltd | Professional & scientific | 2021 |
| Paxton & Associates Limited | Wholesale & retail | 1993 |
| PAY Cleaning Services Ltd | Extraterritorial | 2024 |
| Payroll Giving Surgery Ltd | Professional & scientific | 2017 |
| Payweeklycars Ltd | Wholesale & retail | 2018 |
| PB Design and Consultancy Ltd | Professional & scientific | 2015 |
| PB Transport Services Ltd | Transport & logistics | 2015 |
| PB-12 Barber Ltd | Other services | 2025 |
| PB07 Ltd | Wholesale & retail | 2024 |
| PBJ Consulting Solutions Ltd | Professional & scientific | 2014 |
| PBP Auto Services Ltd | Wholesale & retail | 2023 |
| PBX Electrical Services Limited | Construction | 2026 |
| PC Cars Limited | Wholesale & retail | 2016 |
| PC Drivestyle Ltd | Construction | 2014 |
| PC Help Centre Limited | Wholesale & retail | 2005 |
| PC Home Improvements Ltd | Construction | 2025 |
| PC Lavin Properties Limited | Real estate | 2023 |
| PC Logistic Services Ltd | Transport & logistics | 2018 |
| Pc&Cp Consultancy Limited | Administrative & support | 2023 |
| PCG Interiors Ltd | Construction | 2019 |
| PCM Aviation Ltd | Manufacturing | 2021 |
| PCM Electron Limited | Manufacturing | 1995 |
| PCO E-Cars Ltd | Transport & logistics | 2022 |
| PCO Hybrid EV Rental Car Ltd | Administrative & support | 2020 |
| Pcqr Ltd | Professional & scientific | 2021 |
| Pcristian Limited | Administrative & support | 2020 |
| PCU Contracting Limited | Transport & logistics | 2015 |
| PD Engineering Consultancy Ltd | Construction | 2022 |
| Pdhs Solutions Ltd | Wholesale & retail | 2023 |
| PDP Build Ltd | Construction | 2019 |
| PDP Group Ltd | Construction | 2020 |
| PDR Properties Ltd | Real estate | 2023 |
| PDS Painting Contractor Ltd | Construction | 2020 |
| PE Gears Limited | Wholesale & retail | 2012 |
| Pe&Pe Ltd | Transport & logistics | 2021 |
| Peace Apartments Limited | Real estate | 2017 |
| Peace Thru Yoga Limited | Health & social care | 2025 |
| Peach Nursing Limited | Health & social care | 2005 |
| Peachy Financial Ltd | Administrative & support | 2015 |
| Peack Global Security Ltd | Administrative & support | 2010 |
| Peacock Interior Design Ltd | Professional & scientific | 2023 |
| Peak Global Ltd | Wholesale & retail | 2023 |
| Peak Houses Ltd | Real estate | 2025 |
| Peak Learning & Development Consulting Ltd | Administrative & support | 2018 |
| Peak Protection Ltd | Administrative & support | 2018 |
| Peakcast Limited | Information & communication | 2023 |
| Peakfinds Ltd | Wholesale & retail | 2026 |
| Peakline Services Ltd | Real estate | 2026 |
| Pear Tree Hammersmith Limited | Hospitality | 2016 |
| Peardrop EDU Ltd | Education | 2023 |
| Pearl Estates and Lettings Ltd | Real estate | 2025 |
| Pearl Green Limited | Manufacturing | 2024 |
| Pearl Harbour Group Ltd | Health & social care | 2026 |
| Pearl Medical Aesthetics Clinic Limited | Health & social care | 2025 |
| Pearl Medical Aesthetics Ltd | Health & social care | 2014 |
| Pearl Property Partners Ltd | Real estate | 2024 |
| Pearlstone Investment Ltd | Real estate | 2019 |
| Peart Merchant Traders Limited | Construction | 2016 |
| Pebble Bridge Care Providers Limited | Health & social care | 2026 |