| Precision Athletics Coaching Ltd | Education | 2025 |
| Precision D Limited | Real estate | 2025 |
| Precision Flow Screed Limited | Construction | 2016 |
| Precision Logistics Services Ltd | Transport & logistics | 2024 |
| Precision Machine Engraving Ltd | Administrative & support | 2005 |
| Precision Plates Milton Keynes Limited | Manufacturing | 2025 |
| Precision SIM Engineering Ltd | Manufacturing | 2020 |
| Precizní Panely Limited | Professional & scientific | 2022 |
| Predatech Limited | Information & communication | 2020 |
| Preen Consulting Limited | Professional & scientific | 2014 |
| Prego Design Ltd | Information & communication | 2017 |
| Premia Property Services Ltd | Real estate | 2022 |
| Premier Carpet Cleaning M Ltd | Administrative & support | 2023 |
| Premier Cars Milton Keynes Ltd | Transport & logistics | 2018 |
| Premier Comfort Homes Ltd | Real estate | 2024 |
| Premier Drain Care Ltd | Water & waste | 2025 |
| Premier Golf Holidays Limited | Administrative & support | 2010 |
| Premier League Tours Limited | Administrative & support | 2019 |
| Premier Performance Ltd | Administrative & support | 2024 |
| Premier Plastics Limited | Wholesale & retail | 1985 |
| Premier Short Term Lets Ltd | Hospitality | 2019 |
| Premier Sports Club Limited | Financial services | 1998 |
| Premier Strategy Group Limited | Professional & scientific | 2024 |
| Premier Trade Imports Limited | Wholesale & retail | 2024 |
| Premier Travel & Transfers UK Ltd | Transport & logistics | 2025 |
| Premier UK Holdings Limited | Real estate | 2023 |
| Premiership Designs and Services Ltd | Agriculture & fishing | 2023 |
| Premiership Lawncare Domestic Limited | Agriculture & fishing | 2017 |
| Premiership Sports Turf Ltd | Administrative & support | 2016 |
| Premium Pods Ltd | Administrative & support | 2020 |
| Premium Tutors Ltd | Education | 2024 |
| PREMIUM288 Ltd | Wholesale & retail | 2025 |
| Prenos Ltd | Transport & logistics | 2019 |
| Prep-Point Ltd. | Wholesale & retail | 1960 |
| Prepnwin Ltd | Wholesale & retail | 2025 |
| Prescript Communications Limited | Information & communication | 2005 |
| Prescription Films Limited | Information & communication | 2025 |
| Press in Ltd | Other services | 2022 |
| Press London Ltd | Manufacturing | 2013 |
| Pressgang Arms Limited | Professional & scientific | 2023 |
| Prestige Auto International Ltd | Wholesale & retail | 2015 |
| Prestige Careplus Limited | Administrative & support | 2020 |
| Prestige Cars & Bikes Limited | Wholesale & retail | 2023 |
| Prestige Communication Limited | Professional & scientific | 2015 |
| Prestige Contract Rental Ltd | Administrative & support | 2017 |
| Prestige Electrical Co (MK) Ltd | Construction | 2022 |
| Prestige Electrical MK Ltd | Construction | 2026 |
| Prestige Finish Ltd | Administrative & support | 2016 |
| Prestige Franchising Limited | Administrative & support | 2016 |
| Prestige GAS (Milton Keynes) Ltd | Construction | 2019 |
| Prestige Group International Limited | Wholesale & retail | 2024 |
| Prestige Home Installations Ltd | Construction | 2023 |
| Prestige Kitchens U.K Ltd | Manufacturing | 2021 |
| Prestige Overseas Limited | Administrative & support | 2023 |
| Prestige Renovations & Construction Limited | Construction | 2010 |
| Prestige Residential Ltd | Professional & scientific | 2004 |
| Prestige Roof Lanterns Limited | Extraterritorial | 2008 |
| Prestige Roofing MK Ltd | Construction | 2025 |
| Prestige Training Academy Limited | Professional & scientific | 2019 |
| Prestige Travel Group Limited | Transport & logistics | 2019 |
| Prestige Vacuum Master Ltd | Administrative & support | 2025 |
| Prestige Valeting Services Limited | Wholesale & retail | 2008 |
| Prestige Windows, Doors and Roofs Ltd | Construction | 2025 |
| Prestivo General Trading Limited | Wholesale & retail | 2025 |
| Pretty Little Pixie Limited | Professional & scientific | 2018 |
| Prevention and Recovery Care and Support (Parcs) Ltd | Health & social care | 2017 |
| Prevision Research Limited | Professional & scientific | 2009 |
| PRI International (UK) Ltd | Wholesale & retail | 2019 |
| Price & Fretwell Limited | Manufacturing | 1994 |
| Price Plastering Limited | Construction | 2019 |
| Price Wallace Ltd | Real estate | 2013 |
| Pridansh Ltd | Wholesale & retail | 2023 |
| Pride of Excellence Limited | Health & social care | 2013 |
| Pridhav Ltd | Professional & scientific | 2022 |
| Prima Curva Ltd | Wholesale & retail | 2025 |
| Prima Internet Holdings Limited | Extraterritorial | 2005 |
| Primar Consultants Limited | Other services | 2023 |
| Primary Returns Investments Ltd | Real estate | 1950 |
| Primasonic Imagine Ltd | Health & social care | 2020 |
| Prime Alley Limited | Information & communication | 2024 |
| Prime Consortium Limited | Professional & scientific | 2003 |
| Prime Dealers Ltd | Wholesale & retail | 2016 |
| Prime Esteem Ltd | Wholesale & retail | 2026 |
| Prime Heights Limited | Information & communication | 2014 |
| Prime Infinity Solutions Limited | Construction | 2008 |
| Prime Intercon Limited | Professional & scientific | 2025 |
| Prime Investments (2015) Ltd | Administrative & support | 2015 |
| Prime Location UK Properties Limited | Real estate | 2023 |
| Prime Momentum Ltd | Education | 2023 |
| Prime Office Solutions Limited | Administrative & support | 2026 |
| Prime Properties and Rentals Ltd | Real estate | 2026 |
| Prime Properties MK Limited | Real estate | 2023 |
| Prime Protect Advice Ltd | Professional & scientific | 2022 |
| Prime Retail Therapy Limited | Wholesale & retail | 2025 |
| Prime Shine Ltd | Administrative & support | 2014 |
| Prime Spark Cleaning Services Ltd | Administrative & support | 2025 |
| Prime+ Tutoring Ltd | Education | 2024 |
| Primeblock Property Services Limited | Administrative & support | 2026 |
| Primedistro GG Ltd | Wholesale & retail | 2025 |
| Primefixbr Solutions Ltd | Construction | 2025 |