| Penkridge Market LLP | | 2026 |
| Penkridge Plastering and Rendering Ltd | Construction | 2025 |
| Penkridge Pubs Limited | Hospitality | 2012 |
| Penkridge Television & Electrical Limited | Wholesale & retail | 1958 |
| Penkvalley Automation Limited | Professional & scientific | 2023 |
| Penn Domestic Services Limited | Manufacturing | 2001 |
| Penno Taverns Ltd | Hospitality | 2019 |
| Penny Digital Ltd | Information & communication | 2006 |
| Pentest Pilot Ltd | Administrative & support | 2025 |
| People With Purpose HR Limited | Administrative & support | 2026 |
| Pepper HU Ltd | Wholesale & retail | 2021 |
| Peppermint Cove Ltd | Wholesale & retail | 2022 |
| Perennial Capital Investments Ltd | Financial services | 2022 |
| Perennial Landscapes Limited | Administrative & support | 2012 |
| Perfect Vets Limited | Professional & scientific | 2024 |
| Peri Peri Roosters Limited | Hospitality | 2022 |
| Perpharmax Limited | Manufacturing | 2024 |
| Perry's of Eccleshall Limited | Wholesale & retail | 2015 |
| Perrys Field to Fork Ltd | Manufacturing | 2018 |
| Person Centred Living Ltd | Health & social care | 2023 |
| Personafi Limited | Professional & scientific | 2026 |
| Pestex Limited | Administrative & support | 2003 |
| Pet Jobs Group Limited | Information & communication | 2025 |
| Petals Clothing Ltd | Wholesale & retail | 2025 |
| Peter Hopkins Bar Supplies Ltd | Administrative & support | 2016 |
| Peter Hughes Ltd | Health & social care | 2024 |
| Peter J Douglas Engineering Limited | Manufacturing | 2022 |
| Peter Rogers (Photographic) Limited | Wholesale & retail | 1964 |
| Peter Till Farms Ltd | Agriculture & fishing | 2024 |
| Petey Limited | Other services | 2026 |
| Petrek Motor Services Ltd | Wholesale & retail | 2026 |
| PEW Consultancy Ltd | Professional & scientific | 2014 |
| PG Cosmos Co., Ltd | Wholesale & retail | 2023 |
| PGR Trading Ltd | Other services | 2016 |
| Phantom Arts & Aerial School C.I.C. | Arts & recreation | 2026 |
| Phantom Arts School Ltd | Professional & scientific | 2025 |
| Phase Fabrications Ltd | Construction | 2025 |
| Phaze II Autos Limited | Wholesale & retail | 2025 |
| Phil White Associates Limited | Professional & scientific | 2019 |
| Phill James Consultech Limited | Information & communication | 2023 |
| PHN Consultancy Limited | Professional & scientific | 2014 |
| Phoenix Art Construction Ltd | Construction | 2024 |
| Phoenix Music and Entertainment Limited | Information & communication | 2017 |
| Phoenix Property Works Ltd | Construction | 2017 |
| Phoshine Industrial Co., Limited | Manufacturing | 2015 |
| Phospherus Ltd | Extraterritorial | 2015 |
| Phydan Ltd | Real estate | 2023 |
| PI Macdonald & SON Limited | Construction | 2004 |
| Pick N Munch Ltd | Hospitality | 2023 |
| Pick N Munchess Stafford Ltd | Hospitality | 2025 |
| Picken Heating Ltd | Manufacturing | 2026 |
| Pickering & Butters LLP | | 2008 |
| Pickles Partners Limited | Professional & scientific | 2025 |
| Piers Bratton Cattle Services Limited | Agriculture & fishing | 2005 |
| Piers Vine Developments Ltd | Construction | 2022 |
| Piers Vine Properties Ltd | Real estate | 2022 |
| Piffi & Co Ltd | Real estate | 2024 |
| PIG Inn Taverns Ltd | Hospitality | 2025 |
| Pillaton Hall Farm Holdings Limited | Financial services | 2023 |
| Pinewood Energy Services Limited | Professional & scientific | 2016 |
| Pingpong Block Fintech Limited | Information & communication | 2021 |
| Pingu Places Ltd | Real estate | 2024 |
| Pink Badger Ltd | Real estate | 2021 |
| Pinnacle Building Solutions Limited | Construction | 2021 |
| Pinnacle Healthcare Alliance LLP | | 2023 |
| Pinstop Ltd | Wholesale & retail | 2023 |
| Pioneer (Stafford) Limited | Construction | 2018 |
| Pioneer Homes Limited | Real estate | 1971 |
| Piper Hulse Limited | Professional & scientific | 2010 |
| Piper Services Ltd | Manufacturing | 2019 |
| Pivotal Investment Holdings Limited | Real estate | 2021 |
| Pixel Glitch Ltd | Hospitality | 2026 |
| Pizza Kitchen U.K. Ltd | Hospitality | 2026 |
| PJ Lythgoe Properties Limited | Real estate | 2018 |
| Pjrn Limited | Agriculture & fishing | 2017 |
| PK Chefs Ltd | Hospitality | 2025 |
| PKF Mechanical and Electrical Services Limited | Wholesale & retail | 2013 |
| Plain English AI Ltd | Information & communication | 2026 |
| Plan Procure Manage Limited | Professional & scientific | 2007 |
| PLAN-17 Ltd | Administrative & support | 2007 |
| PLAN4 Productions Limited | Information & communication | 2022 |
| Planbee.Solutions Ltd | Real estate | 2016 |
| Planet Pets Ltd | Wholesale & retail | 2022 |
| Planit Furniture Limited | Administrative & support | 2004 |
| Plant a Fence Events Ltd | Administrative & support | 2024 |
| Plant Plot Carwash Ltd | Other services | 2025 |
| Plantcare FDS Limited | Real estate | 2023 |
| Planting Ideas Design for Life Ltd | Administrative & support | 2022 |
| Plasform Tool & DIE Limited | Manufacturing | 1985 |
| Platinum Script Testing Limited | Professional & scientific | 2016 |
| Play Paradise Nurseries Limited | Health & social care | 2007 |
| Playkeyhub Limited | Wholesale & retail | 2025 |
| Playmaintainrepair Ltd | Manufacturing | 2023 |
| Playmaker Talent Management Ltd | Administrative & support | 2021 |
| PLB Property Limited | Real estate | 2018 |
| PLH Holding Limited | Real estate | 2024 |
| PLM Evolve Ltd | Transport & logistics | 2024 |
| Plotform Holdings Limited | Financial services | 2023 |
| Plotform Limited | Construction | 2014 |
| Plotform Properties Limited | Hospitality | 2020 |