| Prism Industries Limited | Manufacturing | 2024 |
| Prism Network Limited | Construction | 2010 |
| Prismpage Limited | Real estate | 1990 |
| Prispat Courier Service Ltd | Transport & logistics | 2025 |
| Pristine Cars and Services Ltd | Wholesale & retail | 2022 |
| Pristine Cleaning & Courier Ltd | Transport & logistics | 2025 |
| Pristine Consulting Ltd | Transport & logistics | 2020 |
| Pristine Holdings Limited | Wholesale & retail | 2025 |
| Pristine Products Limited | Wholesale & retail | 2024 |
| Pristine Shine Ltd | Administrative & support | 2024 |
| Pristine Stables Ltd | Administrative & support | 2025 |
| Pristine Support Services Ltd | Administrative & support | 2024 |
| Pristinesteam Leeds Cleaning Services Ltd | Administrative & support | 2024 |
| Prisymid Limited | Information & communication | 2003 |
| Prisymid Support Services Limited | Information & communication | 2004 |
| Pritchatt Properties Limited | Real estate | 2002 |
| Privacy Protect Group Ltd | Professional & scientific | 2024 |
| Privacyforge Limited | Information & communication | 2015 |
| Private GP Services (UK) Limited | Health & social care | 2001 |
| Private GP Services Holdings Ltd | Financial services | 2018 |
| Private Hire Support Services Limited | Administrative & support | 2014 |
| Private Meds Limited | Health & social care | 2008 |
| Private Pearl Holdings Ltd | Real estate | 2024 |
| Private Pearl Limited | Health & social care | 2017 |
| Private Regcords Ltd | Information & communication | 2025 |
| Private Trichology Clinic Ltd | Manufacturing | 2018 |
| PRIVATEAIR247 Ltd | Transport & logistics | 2016 |
| Privilege Executive Cars Limited | Transport & logistics | 2013 |
| Prizology Limited | Information & communication | 2025 |
| PRJ Electrical Ltd | Construction | 2025 |
| Prkb Marketing Ltd | Administrative & support | 2025 |
| Prmedia Limited | Information & communication | 2015 |
| PRN Cleaning Services Limited | Transport & logistics | 2024 |
| PRN Healthcare Staffing Limited | Administrative & support | 2022 |
| PRN Property Limited | Real estate | 2025 |
| PRN Runner Limited | Information & communication | 2009 |
| PRN Tranquil Living Ltd | Public administration | 2025 |
| Pro Actives Group Ltd | Administrative & support | 2019 |
| Pro ARB Machinery Limited | Wholesale & retail | 2021 |
| Pro BIZ Solutions Limited | Other services | 2019 |
| Pro Books & Financials Ltd | Professional & scientific | 2024 |
| Pro Coach Cricket Academy Ltd | Arts & recreation | 2008 |
| Pro Coach Education Ltd | Education | 2011 |
| Pro Coach Yorkshire Cricket Limited | Arts & recreation | 2009 |
| Pro CUT Tree & Landscapes Ltd | Administrative & support | 2025 |
| Pro Delta Consulting Limited | Professional & scientific | 2023 |
| Pro Distributor Ltd | Wholesale & retail | 2021 |
| Pro Driver Transport Ltd | Transport & logistics | 2017 |
| Pro Earthmoving Ltd | Other services | 1983 |
| Pro Elite Coaching Academy Limited | Arts & recreation | 2016 |
| Pro Elite Coaching Wakefield Ltd | Arts & recreation | 2022 |
| Pro Enterprises Ltd | Professional & scientific | 2025 |
| Pro EX Clean Ltd | Administrative & support | 2024 |
| Pro Forktrucks Limited | Manufacturing | 2010 |
| Pro Grab Hire Ltd | Transport & logistics | 2014 |
| Pro HCS Ltd | Administrative & support | 2022 |
| Pro Healthcare Services Limited | Health & social care | 2019 |
| Pro Holdings Group Ltd | Financial services | 2021 |
| Pro Home Installations (Leeds) Ltd | Administrative & support | 2023 |
| Pro INVEST2020 Ltd | Manufacturing | 2020 |
| Pro Kontra Limited | Administrative & support | 2015 |
| Pro Lining Solutions Ltd | Manufacturing | 2023 |
| Pro Manufacturing Consulting Ltd | Professional & scientific | 2025 |
| Pro Medical (UK ) Ltd | Other services | 2012 |
| Pro Properties & Holdings Ltd | Real estate | 2022 |
| Pro Quality Detailing Ltd | Administrative & support | 2022 |
| Pro Rehab Ltd | Health & social care | 2021 |
| Pro SEO Solutions Ltd | Information & communication | 2023 |
| Pro Skills Builder Limited | Construction | 2022 |
| Pro Sleep Club Limited | Wholesale & retail | 2024 |
| Pro SOL Solutions Limited | Manufacturing | 2024 |
| Pro Storm Roofing Limited | Other services | 2021 |
| Pro Stroke Painters Ltd | Construction | 2024 |
| Pro Taxi Ltd | Administrative & support | 2025 |
| Pro Tool Hire Limited | Administrative & support | 2023 |
| Pro Top Roofing & Solutions Limited | Construction | 2026 |
| Pro UK Maintenance Limited | Professional & scientific | 2022 |
| Pro Wall & Floor Tiling Limited | Construction | 2022 |
| Pro-At Group Ltd | Information & communication | 2014 |
| Pro-Clean (UK) Limited | Administrative & support | 2014 |
| Pro-Fab (Profiles) Limited | Construction | 2017 |
| Pro-Fab (Pudsey) Limited | Construction | 2012 |
| Pro-Fit Electrical Services Limited | Construction | 2007 |
| Pro-Fit Northern Ltd | Manufacturing | 2005 |
| Pro-Fit Security Solutions Ltd | Manufacturing | 2022 |
| Pro-Fix Interior Finishing Ltd | Construction | 2021 |
| Pro-Home Projects Ltd | Other services | 2023 |
| Pro-Reno.Leeds Ltd | Construction | 2015 |
| Pro-Serve Yorkshire Ltd | Other services | 2022 |
| Pro-Tech Automotive Ltd | Wholesale & retail | 2012 |
| Pro-Win Technologies Limited | Information & communication | 2013 |
| PRO18 Sports Limited | Wholesale & retail | 2017 |
| Proactive Cyber Limited | Information & communication | 2005 |
| Proactive Therapeutics Ltd | Other services | 2025 |
| Proagilesoft Limited | Information & communication | 2012 |
| Proaktive Property Developments Ltd | Construction | 2026 |
| Proaktive Property Management Ltd | Real estate | 2025 |
| Proaktive Property Services Ltd | Real estate | 2023 |
| Proaktive Recruitment Services Limited | Administrative & support | 2019 |
| Probart Ltd | Construction | 2021 |