| P27 Topco Limited | Other services | 2018 |
| P2P Properties Limited | Real estate | 2020 |
| P3L Consulting Limited | Information & communication | 2016 |
| P3M Works Ltd | Administrative & support | 2021 |
| PA Building & Maintenance Services Ltd | Construction | 2023 |
| PAC Technical Solutions Ltd | Information & communication | 2009 |
| Pace Manufacturing Ltd | Professional & scientific | 2020 |
| Pace Tutoring Limited | Education | 2020 |
| Pacemates Ltd | Arts & recreation | 2024 |
| Paceway Limited | Extraterritorial | 1990 |
| Pacific + Ltd | Professional & scientific | 2022 |
| Pacific Grove Consulting Ltd | Professional & scientific | 2023 |
| Packaging and Property Limited | Financial services | 2022 |
| Packaging-X Ltd | Transport & logistics | 2020 |
| Packet Consulting Limited | Information & communication | 2001 |
| Packstone Ltd | Real estate | 2018 |
| Paddock Commercials Limited | Wholesale & retail | 2022 |
| Padel MIX Ltd | Administrative & support | 2024 |
| Padley and Joshi Limited | Real estate | 2007 |
| Padmore Construction Ltd | Construction | 2017 |
| Padrone Estates Limited | Real estate | 2002 |
| Paesal Advisory Services Limited | Information & communication | 2015 |
| Paesal Property Services Limited | Real estate | 2019 |
| Page & Page Andover Ltd | Financial services | 2011 |
| Pagem Consulting Ltd | Administrative & support | 2016 |
| Pages Creative (Cheltenham) Ltd | Information & communication | 2011 |
| Pagett & Peate Ltd | Real estate | 2025 |
| PAH Reporting Ltd | Professional & scientific | 2025 |
| Pahe Investments Limited | Real estate | 2019 |
| PAI Certification Limited | Extraterritorial | 2013 |
| Painswick Lodge Management Company Limited | Households | 2010 |
| Painswick Partners Limited | Other services | 2012 |
| Paisy Services LLP | | 2011 |
| Paladin Financial Ltd | Financial services | 2025 |
| Palair Limited | Wholesale & retail | 2023 |
| Palladium FX Ltd | Wholesale & retail | 2022 |
| Pallap UK Limited | Wholesale & retail | 2025 |
| Palmer Baits Ltd | Wholesale & retail | 2026 |
| Palmer Farming Limited | Agriculture & fishing | 2019 |
| Palmer Powles Commercial Investments Ltd | Real estate | 2021 |
| Palmer Powles Investments Limited | Real estate | 2020 |
| Palmersford Solar Limited | Energy | 2014 |
| Palmtrees Estates Limited | Construction | 2017 |
| Palmtrees Group Limited | Real estate | 2017 |
| Palmtrees Holdings Limited | Real estate | 2017 |
| Palmtrees Limited | Real estate | 2015 |
| Palmtrees Properties Limited | Real estate | 2025 |
| Pamov Ltd | Wholesale & retail | 2025 |
| Pan-European Associates Ltd | Professional & scientific | 2014 |
| Panacea Consulting Ltd | Professional & scientific | 2023 |
| Panache Creative Limited | Hospitality | 2011 |
| Panache North Limited | Hospitality | 2017 |
| Panache South Limited | Hospitality | 2014 |
| Panaga Company Ltd | Health & social care | 2015 |
| Panash Consultancy Limited | Financial services | 2018 |
| Panatlantic Consultancy Ltd | Professional & scientific | 2001 |
| Panatlantic Group Ltd | Professional & scientific | 2020 |
| Panatlantic Holdings Ltd | Financial services | 2024 |
| Panatlantic Sport & Wellbeing Ltd | Other services | 2017 |
| Panel Perfect PDR Ltd | Wholesale & retail | 2016 |
| Paneuropean Limited | Real estate | 2007 |
| Pangaea Flight Services Limited | Transport & logistics | 2011 |
| Panoptes Consulting Limited | Professional & scientific | 2014 |
| Pantheon Casb Limited | Professional & scientific | 2025 |
| Paola's Properties Ltd | Real estate | 2020 |
| Paparrito's Limited | Hospitality | 2012 |
| Papatya Hair and Beauty Limited | Other services | 2019 |
| Paperclip International Publishing BV | | 1992 |
| Paperlandmarks Ltd | Information & communication | 2018 |
| Pappenheim Creative Works Ltd | Information & communication | 2026 |
| Papyro Studio Ltd | Wholesale & retail | 2022 |
| PAQ Holdings Limited | Professional & scientific | 2022 |
| Parabola House Management Company Limited | Households | 2002 |
| Parabola Investments Limited | Construction | 1960 |
| Parade Coffee Company Limited | Wholesale & retail | 2024 |
| Paradigmatic Systems Limited | Information & communication | 2020 |
| Paradise Independent Living Limited | Health & social care | 2003 |
| Paradise Tattoo Studio Ltd | Other services | 2021 |
| Paradise Trust | Health & social care | 2005 |
| Paradise Valley Farms LLP | | 2011 |
| Paragreen Associates Limited | Professional & scientific | 2012 |
| Parallax Associates Limited | Professional & scientific | 2010 |
| Paramount Financial Management Limited | Professional & scientific | 2011 |
| Paramount Mechanical Ltd | Construction | 2025 |
| Parcel-X Couriers Limited | Transport & logistics | 2014 |
| Parcelx Limited | Transport & logistics | 2009 |
| Parcelx Logistics Limited | Transport & logistics | 2018 |
| Park Associates (Cheltenham) Limited | Real estate | 2019 |
| Park Engineering & Consultancy Limited | Information & communication | 1998 |
| Park Facilities Management Ltd | Professional & scientific | 2008 |
| Park Gate (Cheltenham) Management Company Limited | Households | 1990 |
| Park Home Management Ltd | Real estate | 2003 |
| Park House West Management Company Limited | Households | 2004 |
| Park Lane Abseiling Limited | Administrative & support | 1998 |
| Park Life Developments Ltd | Construction | 2023 |
| Park Place Strategic Alliance Limited | Professional & scientific | 2021 |
| Parker & Parker Properties Western Limited | Real estate | 2017 |
| Parker Financial Advice Ltd | Financial services | 2021 |
| Parker Property Developers Ltd | Construction | 2019 |
| Parker Sports and Eventing Ltd | Agriculture & fishing | 2021 |