| Pickora Ltd | Wholesale & retail | 2025 |
| Picol Investments Ltd | Real estate | 2024 |
| Pictorial Limited | Manufacturing | 1987 |
| Pictorial Media Limited | Extraterritorial | 2015 |
| Picture & Air Limited | Professional & scientific | 2025 |
| PIE & Kels Limited | Administrative & support | 2025 |
| Pie-Eyed Kitchen Limited | Manufacturing | 2015 |
| Piemal Oranhealtcare Limited | Health & social care | 2007 |
| PIER24 Lets Ltd | Real estate | 2023 |
| PIER24 Ltd | Real estate | 2021 |
| Pierpoint Consulting Ltd | Information & communication | 2020 |
| Pierrepont Residents Limited | Households | 1997 |
| Piers Thurston Home Ltd | Professional & scientific | 2025 |
| Pigasus Foods (UK) Limited | Wholesale & retail | 2013 |
| Pigeon Press Ltd | Professional & scientific | 2019 |
| Piggy Home Property Limited | Real estate | 2020 |
| Piggy Pete's Deli Ltd | Wholesale & retail | 2024 |
| PIJ Property Limited | Real estate | 2025 |
| PIJ2 Services Ltd | Professional & scientific | 2024 |
| PIK Consultants Limited | Information & communication | 2016 |
| PIK Invest Limited | Wholesale & retail | 2018 |
| Pike Pints Ltd | Wholesale & retail | 2025 |
| Pike Ventures Limited | Real estate | 2025 |
| Pikler Triangle Ltd | Information & communication | 2020 |
| Pikmate Limited | Information & communication | 2020 |
| Pikon UK Limited | Information & communication | 2007 |
| Pilates Bodyconditioning Limited | Administrative & support | 2003 |
| Pile O'Money Limited | Professional & scientific | 2023 |
| Pileum Limited | Other services | 2021 |
| Piling Recruitment Group Ltd | Administrative & support | 2023 |
| Pilkington Construction Limited | Real estate | 1999 |
| Pillar Design Limited | Professional & scientific | 2011 |
| Pillar Inc Ltd | Professional & scientific | 2022 |
| Pillar to Post Ltd | Administrative & support | 2025 |
| Pillarbox Designs (Acquisition) Limited | Financial services | 2022 |
| Pillarbox Designs Limited | Wholesale & retail | 2022 |
| Pilot Joinery Ltd | Manufacturing | 2021 |
| Pilot Whale Ltd | Administrative & support | 2023 |
| Pimlico Limited | Real estate | 2002 |
| PIMLICO24 Ltd | Mining & quarrying | 2013 |
| Pina Ltd | Other services | 2024 |
| Pine Drift Fisheries Ltd | Agriculture & fishing | 2025 |
| Pineapple IT Services Ltd | Information & communication | 2018 |
| Pinecroft Properties Limited | Real estate | 2021 |
| Pinegarth Garden Care Limited | Administrative & support | 2023 |
| Pinetree Marketing Limited | Manufacturing | 2002 |
| Ping Technology Limited | Information & communication | 2009 |
| Pinit Technologies Ltd | Information & communication | 2026 |
| Pink Angel Properties Limited | Real estate | 2024 |
| Pink Candy Productions Limited | Information & communication | 2025 |
| Pink CAP Advisory Limited | Administrative & support | 2024 |
| Pink Clothing Co Ltd | Manufacturing | 2013 |
| Pink Flamingo Property Limited | Real estate | 2020 |
| Pink July Trade Ltd | Wholesale & retail | 2024 |
| Pink Petals Properties Holdings Ltd | Real estate | 2021 |
| Pink Pyramid HR Ltd | Administrative & support | 2025 |
| Pink Rebel Holdings Limited | Administrative & support | 2025 |
| Pink Skills CIC | Education | 2025 |
| Pinkbox Media Ltd | Manufacturing | 2020 |
| Pinkcess KE Ltd | Health & social care | 2021 |
| Pinkcrab Limited | Information & communication | 2023 |
| Pinkish Limited | Wholesale & retail | 2013 |
| Pinky Gandhi Ltd | Health & social care | 2022 |
| Pinnacle Accounting and Advisory Services Limited | Professional & scientific | 2024 |
| Pinnacle Aperal Ltd | Education | 2025 |
| Pinnacle Care Innovations Limited | Professional & scientific | 2025 |
| Pinnacle Commercial Cleaners Ltd | Administrative & support | 2025 |
| Pinnacle Contracts Ltd | Transport & logistics | 2022 |
| Pinnacle Executive Cars Limited | Transport & logistics | 2002 |
| Pinnacle Leaseholders RTM Company Limited | Real estate | 2012 |
| Pinnacle Lifts Limited | Construction | 2018 |
| Pinnacle Medical Ltd | Health & social care | 2020 |
| Pinnacle Mortgages and Protection Ltd | Financial services | 2026 |
| Pinnacle Personal Care Ltd | Health & social care | 2024 |
| Pinnacle Property Surveys Ltd | Professional & scientific | 2025 |
| Pinnacle Reality Ltd | Transport & logistics | 2012 |
| Pinnacle Safety Solutions Limited | Extraterritorial | 2010 |
| Pinnaclemma Ltd | Arts & recreation | 2024 |
| Pinnamaneni Medical Services Limited | Health & social care | 2023 |
| Pino Real Property Limited | Households | 2014 |
| Pinpoint Maintenance Projects Limited | Construction | 2025 |
| Pinstripe Bookkeeping Ltd | Professional & scientific | 2025 |
| Pintsize Theatre Ltd | Education | 2004 |
| Pinxton Nursery School Child Care Community Interest Company | Education | 2007 |
| Pinxton Training Services Ltd | Education | 2025 |
| Pinxton Welfare Social Club Limited | Hospitality | 1998 |
| PIO Soaps Ltd | Manufacturing | 2013 |
| Pioneer Consult Limited | Construction | 2022 |
| Pioneer Diesels Ltd | Manufacturing | 2011 |
| Pioneer Estates Management Limited | Real estate | 2024 |
| Pioneer Habitat Management Limited | Professional & scientific | 2024 |
| Pioneer Rail Services Limited | Administrative & support | 2014 |
| Pioneer Transport Inc Ltd | Wholesale & retail | 2025 |
| Pioneer Ventures Limited | Administrative & support | 2011 |
| Pioneer Web Limited | Information & communication | 2011 |
| Pioneers Group Limited | Extraterritorial | 2020 |
| PIP Gorin Occupational Therapy Ltd | Health & social care | 2026 |
| PIP Physio Ltd | Health & social care | 2026 |
| Pipeline Developments Ltd | Administrative & support | 2022 |
| Pipeline Organics Ltd | Professional & scientific | 2021 |