| Pemba Capital Limited | Professional & scientific | 2023 |
| Pendimo Limited | Construction | 2010 |
| Pendo Limited | Professional & scientific | 2024 |
| Penland Estates Limited | Construction | 2012 |
| Penman Catering Ltd | Hospitality | 2020 |
| Pentech Limited | Administrative & support | 1999 |
| People Roots Ltd | Administrative & support | 2022 |
| Pepper’S Metal Recycling Ltd | Water & waste | 2025 |
| Perkins Properties (Welford) Limited | Households | 2016 |
| Permafrost Refrigeration Limited | Professional & scientific | 2004 |
| Perrys Refurbing Ltd | Wholesale & retail | 2026 |
| Perryson Builders Limited | Administrative & support | 2020 |
| Pet Shelf Ltd | Financial services | 2022 |
| Peter Flower Limited | Information & communication | 2011 |
| Peter James Consultants Limited | Professional & scientific | 2003 |
| Phat Buns (Leics) Limited | Wholesale & retail | 2018 |
| Phattbelly Music Limited | Information & communication | 2003 |
| Philip Davenport Agency Limited | Real estate | 2014 |
| Phill E Topham Ltd | Manufacturing | 2015 |
| Phill Smith Creative Ltd | Professional & scientific | 2012 |
| Pilling Care Homes (Management Services) Limited | Health & social care | 2009 |
| Pink Renew Limited | Administrative & support | 2015 |
| Pioneer Properties (a & S) Limited | Real estate | 2005 |
| Pioneering Networks Limited | Information & communication | 2010 |
| Piperstafford Ltd | Real estate | 2020 |
| Pipewell Peach Ltd | Real estate | 2025 |
| Pitch Ready (UK) Ltd | Administrative & support | 2017 |
| Pivotal Consulting (IT) Ltd | Information & communication | 2014 |
| Pizza Go Ltd | Hospitality | 2016 |
| PK Perkins Ltd | Administrative & support | 2021 |
| Pkkd Services Limited | Administrative & support | 2014 |
| Placement Support Ltd | Health & social care | 2001 |
| Plan BB Ltd | Real estate | 2025 |
| Planpanion Ltd | Education | 2016 |
| Plantagation Ltd | Agriculture & fishing | 2024 |
| Plateng Consulting Limited | Information & communication | 2024 |
| Plateshift UK Ltd | Transport & logistics | 2025 |
| Platinum Preservations Limited | Construction | 2011 |
| Player Tech Ltd | Information & communication | 2021 |
| Pledge for the Planet Limited | Professional & scientific | 2019 |
| Plough Caldecott Ltd | Hospitality | 2026 |
| PM Fortune Ltd | Health & social care | 2010 |
| PMA Couriers UK Ltd | Transport & logistics | 2016 |
| Pollensa Renovations Ltd | Construction | 2026 |
| Polymathea Education Ltd | Administrative & support | 2022 |
| Ponsford and Davis Ltd | Construction | 2018 |
| Pooh Corner (Middleton) LLP | | 2001 |
| Poplar Consulting Limited | Administrative & support | 2010 |
| Poplars Court (Market Harborough) Limited | Households | 1999 |
| Porters Luxury Travel Limited | Administrative & support | 2026 |
| Porters Tailored Solutions Ltd | Administrative & support | 2025 |
| Portman Square Partners Limited | Administrative & support | 2012 |
| Portraitt Investments Limited | Real estate | 2000 |
| Positive Action Dyslexia Support Limited | Education | 2016 |
| Potatoes in ANY Shape Ltd | Hospitality | 2023 |
| Poussin Limited | Households | 2013 |
| Pover Management Limited | Extraterritorial | 2012 |
| Power System Analytics Ltd | Professional & scientific | 2013 |
| Powernap Mobility Ltd | Wholesale & retail | 2018 |
| PP Environmental Ltd | Water & waste | 2022 |
| PP International Limited | Hospitality | 2025 |
| Praemia Consultancy Limited | Professional & scientific | 2020 |
| Precision Construction Services Limited | Construction | 2006 |
| Premier English Shotguns Limited | Manufacturing | 1996 |
| Premier Exterior Clean Limited | Administrative & support | 2022 |
| Premium Chip Limited | Professional & scientific | 2017 |
| Premium Yacht Sales Limited | Wholesale & retail | 2021 |
| Prescription Fitness PT Ltd | Arts & recreation | 2025 |
| Price My Build Ltd | Construction | 2019 |
| Primary Live Limited | Administrative & support | 2009 |
| Primary Live Properties Limited | Real estate | 2025 |
| Private Paramedic Services Limited | Health & social care | 2013 |
| Probate and Wills Online Ltd | Professional & scientific | 2023 |
| Proclus Mediation Limited | Professional & scientific | 2003 |
| Procon Leicestershire Limited | Other services | 2005 |
| Procurex Search Ltd | Professional & scientific | 2018 |
| Profile Covers Ltd | Manufacturing | 2001 |
| Programme & Project Office Management Services Limited | Professional & scientific | 2010 |
| Project Beauty Limited | Other services | 2025 |
| Property Energy Professionals Association | Other services | 2008 |
| Property Maintenance and Gardening Limited | Arts & recreation | 2025 |
| Property Pillow Ltd | Real estate | 2021 |
| Property Source Solutions Ltd | Construction | 2025 |
| Proton Engineering Services Ltd | Construction | 2022 |
| Providence Property Consultants Limited | Professional & scientific | 2019 |
| PSA Building & Maintenance Limited | Construction | 2024 |
| PSE Surveyors Limited | Professional & scientific | 2016 |
| PTM Management & Maintenance Limited | Administrative & support | 2025 |
| PTQ Limited | Professional & scientific | 2013 |
| Purple Lane Holdings Limited | Information & communication | 2025 |
| Purple Lane Media Ltd | Information & communication | 2022 |
| Puzzle Events Ltd | Hospitality | 2024 |
| Puzzle Finance Ltd | Professional & scientific | 2024 |
| PVG Retail and Leisure Ltd | Real estate | 2026 |
| PXL Group Ltd | Transport & logistics | 2022 |
| Q1 Consulting Ltd | Professional & scientific | 2018 |
| Qedis Limited | Financial services | 2019 |
| QIN HAN Ltd | Financial services | 2025 |
| Qline Consulting Limited | Professional & scientific | 2022 |
| Qthmh Services Ltd | Information & communication | 2014 |