| Papillon Aviation Ltd | Manufacturing | 2022 |
| Papillon DU Bois Limited | Administrative & support | 1992 |
| Papillon Style UK Ltd | Other services | 2007 |
| Papini Trading UK Ltd | Wholesale & retail | 2026 |
| Pappa Chai Gloucester Ltd | Wholesale & retail | 2025 |
| Para Equestrian Foundation CIC | Education | 2020 |
| Para Software Solutions Ltd | Information & communication | 2024 |
| Parachute Technical Consultancy Ltd | Manufacturing | 2026 |
| Parallax Mentoring Ltd | Education | 2018 |
| Paratha Ghar Limited | Hospitality | 2025 |
| Parchment Investment Company Limited | Real estate | 1999 |
| Parekh Holdings Limited | Real estate | 2025 |
| Parent and Child Relationship Services Ltd | Health & social care | 2018 |
| Parish Giving Scheme | Administrative & support | 2013 |
| Parity Systems (Europe) Limited | Information & communication | 1983 |
| Park Court Management Company Limited | Households | 1981 |
| Park Edge View Properties Ltd | Households | 2025 |
| Park Highend Residential Ltd | Construction | 2017 |
| Park Road 3 Limited | Real estate | 2019 |
| Park Stay Ltd | Hospitality | 2025 |
| Parkend Developments Limited | Construction | 2003 |
| Parkendillick Properties Ltd | Households | 2019 |
| Parker and Jules Ltd | Professional & scientific | 2017 |
| Parker Franklin Limited | Professional & scientific | 2005 |
| Parkor Ltd | Information & communication | 2026 |
| PARTIAL2PARCELS Ltd | Transport & logistics | 2019 |
| Partners Landscaping Solutions Ltd | Administrative & support | 2015 |
| Parton Court Developments Ltd | Real estate | 2020 |
| PAS Installations Ltd | Construction | 2014 |
| Pasquet Heating Services Ltd. | Construction | 2003 |
| Passengerr Limited | Professional & scientific | 2006 |
| Passion First AID Limited | Education | 2016 |
| Passpa Exam Ltd | Education | 2022 |
| Pata (UK) | Other services | 2008 |
| Patch House Limited | Hospitality | 2018 |
| Patch House Management Company Limited | Households | 2008 |
| Patel Brothers Limited | Real estate | 1987 |
| Pathways and YOU Ltd | Information & communication | 2025 |
| Pathways for YOU Ltd | Education | 2024 |
| Pathways YOU Create Ltd | Arts & recreation | 2025 |
| Patios and Drives Limited | Other services | 2022 |
| Patrick Meller Limited | Information & communication | 2008 |
| Pattern Pro CS Ltd | Construction | 2025 |
| Patterstone Design Solutions Ltd | Construction | 2020 |
| Paul and Emily Grigg Ltd | Professional & scientific | 2021 |
| Paul Brignall & SON Limited | Construction | 2002 |
| Paul Donoghue Ltd | Financial services | 2019 |
| Paul Griffin Limited | Professional & scientific | 2008 |
| Paul O'Flynn (NS) Limited | Professional & scientific | 2017 |
| Paul Sellick Brickwork Limited | Construction | 2005 |
| Paul Whitson Limited | Other services | 2015 |
| Paul's Fresh Fish Ltd | Hospitality | 2017 |
| Paulzuwa Ltd | Administrative & support | 2020 |
| Paulzuwa Plumbing Ltd | Construction | 2024 |
| Paulzuwa Property Ltd | Households | 2024 |
| Pave ALL Drives and Patios Ltd | Administrative & support | 2025 |
| Pave Drive & Landscapes Ltd | Construction | 2025 |
| PAVE2DAY Ltd | Administrative & support | 2026 |
| Paving Solutions Gloucester Limited | Construction | 2020 |
| Pavnik Ltd | Transport & logistics | 2023 |
| PAW Patrol 7 Ltd. | Other services | 2013 |
| Paws @ the Lodge Ltd | Other services | 2025 |
| Paws Precious Memories Limited | Professional & scientific | 2018 |
| Pawthopaedics Limited | Professional & scientific | 2025 |
| Payrolls UK Ltd | Professional & scientific | 2006 |
| Paysource Limited | Professional & scientific | 1987 |
| Paytime Ltd | Extraterritorial | 1997 |
| Pbp.Building & Carpentry Ltd | Construction | 2024 |
| PBT Accountancy Limited | Professional & scientific | 2016 |
| PBT Property Ltd | Real estate | 2020 |
| PBW Holding Limited | Financial services | 2025 |
| PC & LC Developments Ltd | Real estate | 2024 |
| PCC (Cheltenham) Limited | Construction | 2018 |
| PCC Technologies Limited | Wholesale & retail | 2025 |
| PCD Accountancy Limited | Professional & scientific | 2011 |
| PCD Projects Ltd | Professional & scientific | 2018 |
| Pcfm Solutions Limited | Administrative & support | 2012 |
| PCT Training Ltd | Education | 2020 |
| PD Property Limited | Transport & logistics | 2019 |
| PD Pumps Ltd | Wholesale & retail | 2022 |
| PD Wealth Consulting Ltd | Professional & scientific | 2016 |
| PDG Wealth Management Ltd | Financial services | 2019 |
| PDL Mots & Repairs Limited | Wholesale & retail | 2011 |
| Pdlb Financial Consultancy Limited | Administrative & support | 2013 |
| PDM & Sons Building Services Limited | Construction | 2025 |
| PDS South West Limited | Wholesale & retail | 2023 |
| PEA Consulting Ltd | Professional & scientific | 2025 |
| Peace Inclusion CIC | Education | 2023 |
| Peace of Mind Estate Planning Ltd | Financial services | 2013 |
| Peacey Property Ltd | Real estate | 2025 |
| Peachfield Road (Malvern) Management Company Limited | Households | 2015 |
| Pear Build Limited | Construction | 2017 |
| Pearce IT Limited | Information & communication | 2012 |
| Pearlindustries Ltd | Wholesale & retail | 2025 |
| Pearlnodent Ltd | Other services | 2025 |
| Pearman Briggs Leisure Limited | Wholesale & retail | 1983 |
| Pearman Ltd | Information & communication | 2021 |
| Pedrette Engineering Limited | Manufacturing | 1988 |
| Peening International Limited | Wholesale & retail | 2003 |
| Pegasus Art Limited | Wholesale & retail | 2018 |