| P.W.S. (Electrics) Company Limited | Construction | 1975 |
| P.W.S. Event Electrics Ltd | Construction | 2019 |
| P0RNSTAR Limited | Extraterritorial | 2018 |
| P1ERS Limited | Extraterritorial | 2020 |
| P1NNACLE Limited | Wholesale & retail | 2024 |
| P1ZZA Ltd | Extraterritorial | 2026 |
| P4RIS Limited | Extraterritorial | 2020 |
| P4UL Limited | Extraterritorial | 2018 |
| Pablo Designs Holding Company Limited | Administrative & support | 2016 |
| Pabs and Pals Rescue Ltd | Other services | 2026 |
| Paci Holdings Limited | Financial services | 2025 |
| Paci Limited | Professional & scientific | 2011 |
| Pacific Cycle (UK) Ltd | Wholesale & retail | 2012 |
| Pacioli Advisory Limited | Extraterritorial | 2024 |
| Pacioli Investments Limited | Financial services | 2025 |
| Pack PT Ltd | Information & communication | 2024 |
| Paddl Drying (Yorkshire) Limited | Construction | 2025 |
| Padel Marketing Services Ltd. | Professional & scientific | 2024 |
| Page and Smith Opticians Limited | Wholesale & retail | 2014 |
| Pago Consulting Limited | Information & communication | 2000 |
| Pajc Medical Services Limited | Health & social care | 2016 |
| Pakora Ltd | Extraterritorial | 2012 |
| Palace House Holdings Limited | Financial services | 2024 |
| Pale Face Pictures Limited | Information & communication | 2001 |
| Pale Thunder Limited | Financial services | 2023 |
| Palfreyman Ventures Limited | Information & communication | 2017 |
| Palmer Enterprises Limited | Wholesale & retail | 1991 |
| Palmhurst Properties Ltd | Real estate | 2025 |
| Panacea Services Ltd | Health & social care | 2024 |
| Panerai Limited | Extraterritorial | 2011 |
| Panias for Trade Ltd | Wholesale & retail | 2021 |
| Panjtan Estates Ltd | Real estate | 2021 |
| Pannal House Farm Management Company Limited | Real estate | 2025 |
| Pannal Sports JFC | Arts & recreation | 2013 |
| Pannonian Pantry Ltd | Hospitality | 2025 |
| Pansh Limited | Extraterritorial | 2010 |
| Pantera Advisory Group Limited | Real estate | 2022 |
| Pantera Facilities Management Limited | Real estate | 2021 |
| Pantera Property Group Limited | Real estate | 2024 |
| Pantera Property Limited | Real estate | 2015 |
| Pantera Valuation Services Limited | Wholesale & retail | 2024 |
| Pantiles Management Company (Duchy Road) Limited(The) | Real estate | 1975 |
| Paper Affection Ltd | Wholesale & retail | 2025 |
| Paper People Books and Games Ltd | Wholesale & retail | 2025 |
| PAR18(YORK) Ltd | Hospitality | 2025 |
| Parade Management Ltd | Real estate | 2020 |
| Parade Marketing Limited | Manufacturing | 2018 |
| Paradise Farm (Thirsk) Limited | Agriculture & fishing | 2022 |
| Paradise TAP & Taco Ltd | Hospitality | 2019 |
| Paradise With F.R.J. Limited | Hospitality | 2020 |
| Paragon Lifestyle Limited | Real estate | 2000 |
| Parallel Estates Ltd | Real estate | 2025 |
| Paranormal Limited | Extraterritorial | 2012 |
| Parapool Ltd | Administrative & support | 2017 |
| Pares Sports Limited | Manufacturing | 2025 |
| Paris Ceramics Limited | Extraterritorial | 2025 |
| Parish Finance Limited | Financial services | 2022 |
| Park Blue Group Ltd | Financial services | 2018 |
| Park Blue Homes Limited | Health & social care | 2005 |
| Park Dene Investments (Bradford) Limited | Real estate | 1962 |
| Park House Harrogate Limited | Households | 1999 |
| Park House Management Company (Bishop Monkton) Limited | Real estate | 1996 |
| Park Place 96 Ltd | Households | 1974 |
| Park Services Ltd | Administrative & support | 2019 |
| Park View Management Company (Harrogate) Limited | Households | 1997 |
| Parker Holdings (Parkson) Limited | Financial services | 2019 |
| Parkers Branded Ltd | Extraterritorial | 2018 |
| Parkers Promotional Products Limited | Wholesale & retail | 2014 |
| Parkers Trustees Limited | Administrative & support | 2022 |
| Parkfield Properties (Harrogate) Limited | Real estate | 2015 |
| Parkhouse Coaching & Consultancy Ltd | Professional & scientific | 2022 |
| Parkleaf Properties Limited | Real estate | 2018 |
| Parkside Flats Management Company Limited | Real estate | 2000 |
| Parliament Street Management Limited | Households | 2005 |
| Paros Steel Company Ltd | Wholesale & retail | 2024 |
| Parsons Assessors Ltd | Professional & scientific | 2025 |
| Part of the Family Ltd. | Extraterritorial | 2005 |
| PARTNERS4CARS Ltd | Wholesale & retail | 2021 |
| Partnerwise Collective Limited | Extraterritorial | 2023 |
| Partnerwise Collective One Limited | Financial services | 2024 |
| Partnerwise Collective Two Limited | Financial services | 2024 |
| Partnerwise Recruitment Ltd | Professional & scientific | 2009 |
| Parvit Ltd | Real estate | 2024 |
| PAS UK Consulting Limited | Administrative & support | 2007 |
| Pascal Limited | Extraterritorial | 2022 |
| Pass Writing Limited | Information & communication | 2013 |
| PAT Kohe Ltd | Hospitality | 2023 |
| Pateley Bathrooms and Kitchens Ltd | Wholesale & retail | 2023 |
| Pateley Bridge & District Farmers Auction Mart Limited | Agriculture & fishing | 1948 |
| Pateley Bridge Health Care Limited | Wholesale & retail | 2008 |
| Pateley Bridge Properties Ltd | Real estate | 2023 |
| Pateley Makers Yard CIC | Arts & recreation | 2024 |
| Pateley Solutions Ltd | Wholesale & retail | 2015 |
| Paterson Specialist Dentistry Ltd | Health & social care | 2025 |
| Patricia Dawson Clothes Limited | Wholesale & retail | 2001 |
| Patrick Brompton Hall Limited | Arts & recreation | 2018 |
| Paul Haslam Associates Limited | Professional & scientific | 2008 |
| Paul Langstaff Ltd | Information & communication | 2020 |
| Paul Lewis Property Ltd | Real estate | 2023 |
| Paul Mandel Atlantic Limited | Administrative & support | 2014 |