| Patterson Tiling Services Limited | Construction | 2019 |
| Pattyman U.K Ltd | Wholesale & retail | 2017 |
| Paul ADR Ltd | Transport & logistics | 2018 |
| Paul Ayre Trading Limited | Wholesale & retail | 2025 |
| Paul Bird Investment Services Ltd | Financial services | 2014 |
| Paul Brain Landscapes Limited | Administrative & support | 2004 |
| Paul Ealey Flooring Limited | Construction | 2007 |
| Paul Fowler Tipper/Grab Hire Limited | Transport & logistics | 2005 |
| Paul Gasson Limited | Wholesale & retail | 2019 |
| Paul Gentile the Jewellers (Barry) Limited | Wholesale & retail | 2010 |
| Paul Gentile the Jewellers (Holdings) Limited | Wholesale & retail | 2010 |
| Paul Infotech Limited | Information & communication | 2025 |
| Paul IS Sales Ltd | Information & communication | 2021 |
| Paul King Solutions Limited | Wholesale & retail | 2007 |
| Paul Line Physiotherapy Limited | Health & social care | 2015 |
| Paul Nixon Consultancy Limited | Health & social care | 2024 |
| Paul Richard Jones Limited | Professional & scientific | 2009 |
| Paul Sylvester Limited | Health & social care | 2010 |
| Paul Walker Scenic Carpentry & Joinery Ltd | Construction | 2014 |
| Paul Welsh Specialist Cars Limited | Wholesale & retail | 2019 |
| Paul Williams Events Ltd | Administrative & support | 2005 |
| Paula Beauty Academy & Treatments Ltd | Wholesale & retail | 2022 |
| Paula Grang Ltd | Wholesale & retail | 2025 |
| Paulmartyn Construction Limited | Construction | 2018 |
| Pauls Estate Ltd | Real estate | 2019 |
| Paulund Services Ltd | Information & communication | 2022 |
| Pausascript Limited | Information & communication | 2021 |
| PAV Build Ltd | Construction | 2020 |
| PAV Property Management Ltd | Real estate | 2025 |
| Pavak Services Ltd | Administrative & support | 2020 |
| Pave My Way Landscaping Ltd | Administrative & support | 2025 |
| PAVEL59 Ltd | Professional & scientific | 2020 |
| Pavevolution Ltd | Wholesale & retail | 2013 |
| Pavilion Gardens Ltd | Hospitality | 2020 |
| Pavix Ltd | Wholesale & retail | 2025 |
| Pavone Ltd | Professional & scientific | 2026 |
| Pavé Clubhouse Ltd | Wholesale & retail | 2025 |
| PAW Print Publications Limited | Information & communication | 2010 |
| Pawb Cyfyngedig | Information & communication | 2002 |
| Pawbridge Ltd | Wholesale & retail | 2025 |
| Pawlak Construction Limited | Construction | 2017 |
| Pawprint Digital Services Ltd | Information & communication | 2019 |
| Paws Galore & Co Ltd | Wholesale & retail | 2023 |
| Paws on the Move Ltd | Transport & logistics | 2020 |
| Pawshup Ltd | Wholesale & retail | 2025 |
| Pawsoul Ltd | Wholesale & retail | 2025 |
| Pawtrack.Com Ltd | Professional & scientific | 2010 |
| Pawward Limited | Wholesale & retail | 2025 |
| PAX Novum Limited | Professional & scientific | 2024 |
| Paxson Properties Ltd | Real estate | 2017 |
| PAY APL Limited | Administrative & support | 2024 |
| PAY Goat Ltd | Administrative & support | 2024 |
| PAY60 Limited | Financial services | 2024 |
| Payamoz Ltd | Wholesale & retail | 2025 |
| Payback-Inc Ltd | Other services | 2022 |
| Paycore International Limited | Information & communication | 2018 |
| Payday Extraloss Fellows Ltd | Wholesale & retail | 2026 |
| Paye Pro Solutions Limited | Administrative & support | 2023 |
| Payee Solutions Ltd | Professional & scientific | 2024 |
| Payfargo Ltd | Financial services | 2025 |
| Paygenix Ltd | Professional & scientific | 2025 |
| Payhoy Limited | Administrative & support | 2022 |
| Payinbills Private Limited | Information & communication | 2025 |
| Payless London Ltd | Wholesale & retail | 2018 |
| Payment Plus Services Ltd | Administrative & support | 2021 |
| Payne Daley Construction Limited | Other services | 2004 |
| Paynexora Ltd | Information & communication | 2026 |
| Paypala Limited | Administrative & support | 2022 |
| Paypro Ltd | Professional & scientific | 2024 |
| Payroll Assist Ltd | Financial services | 2018 |
| Payroll Consultancy Ltd | Professional & scientific | 2020 |
| Payroll Professors Limited | Administrative & support | 2024 |
| Payroll Resources Limited | Professional & scientific | 2022 |
| Payroll Service (UK) Ltd | Professional & scientific | 2011 |
| Payroll Village (Holdings) Ltd | Administrative & support | 2013 |
| Paysec Ltd | Professional & scientific | 2024 |
| Payskan Limited | Extraterritorial | 2018 |
| Paytech Solutions International Ltd | Wholesale & retail | 2017 |
| Paythium Ltd | Administrative & support | 2024 |
| Paytradeit Ltd | Wholesale & retail | 2022 |
| Payzip Limited | Information & communication | 2010 |
| Pazarly Ltd | Wholesale & retail | 2025 |
| PB Autos & Recovery Ltd | Transport & logistics | 2020 |
| PB Business Administration Limited | Public administration | 2016 |
| PB Entrance Solutions Limited | Professional & scientific | 2021 |
| PB Marine Services Limited | Professional & scientific | 2017 |
| PB Performance (Management) Ltd | Extraterritorial | 2010 |
| PB.RENTA1S Ltd | Wholesale & retail | 2025 |
| Pbbc Limited | Administrative & support | 2017 |
| Pbbidok Winres B Ltd | Wholesale & retail | 2022 |
| PBJ Investments Limited | Real estate | 2002 |
| PBM Professional Services Ltd | Professional & scientific | 2013 |
| PBM Rail and Transport Management Ltd | Construction | 2019 |
| Pbmc Limited | Construction | 1995 |
| PBP Group Ltd | Professional & scientific | 2020 |
| Pbvc Software Limited | Information & communication | 2019 |
| PC & Antivirus Support Limited | Administrative & support | 2025 |
| PC Accounting Solutions Limited | Professional & scientific | 1999 |
| PC Aircraft Solutions Limited | Manufacturing | 2014 |
| PC Land Ltd | Information & communication | 2010 |