| Peagreen Locations Ltd | Other services | 2020 |
| Peak Professional Coaching Limited | Administrative & support | 2026 |
| Pearce Acquisitions Limited | Extraterritorial | 2014 |
| Pearkes Limited | Health & social care | 2023 |
| Pearson MAY Audit Limited | Professional & scientific | 2024 |
| Pearson MAY Limited | Professional & scientific | 1987 |
| Peasedown Coffee Ltd | Hospitality | 2018 |
| Peasedown MOT Services Limited | Wholesale & retail | 2018 |
| Pebs Holding Ltd | Information & communication | 2022 |
| Pedalogic Ltd | Education | 2024 |
| PEG Productions Limited | Information & communication | 2014 |
| Pegasus Asset Homes Ltd | Real estate | 2025 |
| Pegasus Business Support Ltd | Information & communication | 2012 |
| Pegasus Capital Holdings Limited | Financial services | 2022 |
| Peitho Group UK Ltd | Other services | 2026 |
| Pelagia Advisory Ltd | Financial services | 2026 |
| Pelorus Insights Ltd | Professional & scientific | 2025 |
| Penbro Barns Management Company Limited | Households | 2025 |
| Pencil Tree Limited | Wholesale & retail | 2014 |
| Pendenza Beds Limited | Wholesale & retail | 2016 |
| Penelope Brook Ltd | Manufacturing | 2026 |
| Penelope Technical Limited | Information & communication | 2017 |
| Penkethman Plumbing Ltd | Construction | 2019 |
| Penleigh Consulting Limited | Professional & scientific | 2014 |
| Pennys Group Ltd | Construction | 1975 |
| Penoakmoor Limited | Financial services | 2023 |
| Pensionpal Limited | Information & communication | 2006 |
| Penstone Education and Care Ltd | Health & social care | 2025 |
| Pentagon Design and Print Limited | | 2009 |
| Pentlock (Holdings) Ltd | Construction | 1995 |
| People Animals Land & Sea (Pals) CIC | Professional & scientific | 2025 |
| Peopleandbusiness Limited | Administrative & support | 2013 |
| Peps Cleaning Ltd. | Administrative & support | 2014 |
| Peps Investments Ltd | Real estate | 2025 |
| Peracto Consulting Ltd | Professional & scientific | 2025 |
| Peraro Ltd | Professional & scientific | 2026 |
| Percus Technical Limited | Information & communication | 2013 |
| Percy Community Centre | Arts & recreation | 2008 |
| Percy Court Management Limited | Households | 1988 |
| Perfect Space Bath Ltd | Manufacturing | 2021 |
| Perfect Swing Limited | Arts & recreation | 2010 |
| Performance Project Dance Ltd | Other services | 2014 |
| Performance Recorded Lleyn Breeders Ltd | Agriculture & fishing | 2023 |
| Perla Ltd | Hospitality | 2021 |
| Perpendere Limited | Professional & scientific | 2015 |
| Perrymead Court (Bath) Residents Management Limited | Households | 1978 |
| Perrymead Services Limited | Financial services | 2004 |
| Persephone Books Limited | Arts & recreation | 1998 |
| Personal Injury Compensation Claims Service Limited | Professional & scientific | 1971 |
| Personnel Support Services Ltd | Administrative & support | 2022 |
| Pete Parsons Ltd | Manufacturing | 2014 |
| Peter Barclay Limited | Professional & scientific | 2000 |
| Peter D Marsh Limited | Construction | 2020 |
| Peter Hayes Ltd | Manufacturing | 2002 |
| Peter Hempson Antiques Limited | Wholesale & retail | 1962 |
| Peter Linnett Limited | Professional & scientific | 2015 |
| Peter Mcmorris Consulting Ltd | Professional & scientific | 2020 |
| Peter Nyssen Limited | Wholesale & retail | 1986 |
| Peter Tait Ltd. | Information & communication | 2016 |
| Peterborough Ultraasound Scans Limited | Health & social care | 2018 |
| Peterz Ltd | Wholesale & retail | 2025 |
| Petits Paysages Ltd | Professional & scientific | 2021 |
| Petzfoodware Ltd | Wholesale & retail | 2021 |
| PFC Projects Limited | Professional & scientific | 2017 |
| PG Financial Limited | Financial services | 1999 |
| PG Gillard Limited | Professional & scientific | 1993 |
| PG Legal Services Limited | Financial services | 2008 |
| PGA Solutions 2010 Limited | Professional & scientific | 2025 |
| PGF Investments South West Ltd | Real estate | 2024 |
| PGM Lettings Ltd | Real estate | 2021 |
| PGO Services Ltd | Wholesale & retail | 2017 |
| PGS GAS Services Limited | Construction | 2018 |
| Phab Management Consulting Ltd | Professional & scientific | 2024 |
| Phaedon Ltd | Information & communication | 2025 |
| Pharmacina Ltd | Wholesale & retail | 2002 |
| Pharmassist Consulting Limited | Professional & scientific | 2004 |
| Phase and Pulse Technical Services Ltd | Construction | 2025 |
| Phbg Services Limited | Construction | 2022 |
| Pheon & Grey Ltd | Professional & scientific | 2026 |
| PHI Group International Limited | Manufacturing | 2019 |
| Phil Bolwell Plastering Services Limited | Construction | 2009 |
| Phil Lauder Limited | Construction | 2019 |
| Phil Purnell Limited | Professional & scientific | 2014 |
| Philelsol Limited | Information & communication | 2012 |
| Philip Sani Surveyors Limited | Real estate | 2007 |
| Phillips C Ltd | Professional & scientific | 2025 |
| Phillips Technology Solutions Limited | Information & communication | 2020 |
| Phillycheese Limited | Hospitality | 2026 |
| Philmark Estates (Nominees) Limited | Professional & scientific | 2017 |
| Philmark Estates Limited | Real estate | 2004 |
| Phlavaco Investments Limited | Real estate | 2019 |
| Phoebe Stringer Productions Ltd | Arts & recreation | 2022 |
| Phoebe Walsh Ltd | Wholesale & retail | 2023 |
| Phoenix (SW) Limited | Health & social care | 2009 |
| Phoenix Alignment and Calibration Ltd | Wholesale & retail | 2019 |
| Phoenix Alloys Limited | Manufacturing | 2014 |
| Phoenix Enhancement Services Ltd | Manufacturing | 2003 |
| Phoenix Healing Community CIC | Health & social care | 2024 |
| Phoenix Lettings (Bristol) Ltd | Real estate | 2021 |
| Phoenix Lettings (South West) Ltd | Real estate | 2019 |