| Peritia FM Limited | Professional & scientific | 2024 |
| Persian Sea Limited | Hospitality | 2024 |
| Peter Worthington Roofing Contractors Limited | Construction | 1998 |
| Petergate Facilities Ltd | Professional & scientific | 2025 |
| Petergate Group Services Ltd | Financial services | 2025 |
| Petergate Management Services Ltd | Information & communication | 2025 |
| Peterson Braiser Ltd | Wholesale & retail | 2025 |
| PFG Property Investments Limited | Real estate | 2025 |
| PH Industrial Limited | Administrative & support | 2004 |
| Pharmarevive Limited | Wholesale & retail | 2023 |
| Phelan Fibre Ltd | Construction | 2022 |
| Pheonix Estates Ltd | Real estate | 2018 |
| Phil Mcdonald Building Works Ltd | Construction | 2023 |
| Phillips Construction & Electrical Limited | Construction | 2026 |
| PHN Group Limited | Construction | 2025 |
| Phoenix Motors Bamber Bridge Ltd | Wholesale & retail | 2026 |
| Pier Eco Group Limited | Construction | 2026 |
| Pif-Co. Ltd | Other services | 2024 |
| Pimlico Software Solutions Limited | Information & communication | 2024 |
| Pink Skips Skip + Grab Hire Manchester Limited | Water & waste | 2025 |
| Piotr Sabuda Limited | Arts & recreation | 2025 |
| PJC Beauty Within Ltd | Other services | 2021 |
| PJC DS Limited | Construction | 2018 |
| Pjkay Properties Ltd | Real estate | 2022 |
| PJN Rentals Ltd | Real estate | 2025 |
| PK Printwork Ventures Limited | Hospitality | 2013 |
| Pkjj Design Limited | Administrative & support | 2007 |
| Pkrr Limited | Professional & scientific | 2014 |
| Plan B Housing LLP | | 2011 |
| Plant POT Records Limited | Manufacturing | 2024 |
| Playful Paws Ltd | Other services | 2025 |
| Playpad Tots Preschool Ltd | Education | 2019 |
| Pm-Tsc Ltd | Information & communication | 2017 |
| PMH Contract Hire Ltd | Transport & logistics | 2019 |
| PMJ Consultants NW Ltd | Professional & scientific | 2025 |
| PMW Property Professional Ltd | Households | 2021 |
| PNH Group Ltd | Information & communication | 2026 |
| PNK Yuanmore Limited | Hospitality | 2026 |
| Poco Fiore Ltd | Wholesale & retail | 2022 |
| Poolside Plumbing and Heating (NW) Limited | Construction | 2026 |
| Poppypod Ltd | Construction | 2025 |
| Poseidon Foods Leyland Ltd | Hospitality | 2023 |
| Power BI Limited | Information & communication | 2022 |
| PP Laser Limited | Manufacturing | 2026 |
| Ppddc Limited | Other services | 2026 |
| PPN Marketing Ltd | Extraterritorial | 2008 |
| PR1 Plant Limited | Extraterritorial | 2016 |
| PR26 Business Services Limited | Professional & scientific | 2013 |
| Practice Performance Solutions Ltd | Public administration | 2025 |
| Praetorian Group Holdings Ltd | Financial services | 2025 |
| Praetorian Group NW Holdings Ltd | Financial services | 2025 |
| PRB Legal Services Limited | Professional & scientific | 2025 |
| Precision Laser Clinic Leyland Ltd | Other services | 2026 |
| Premier Tiling Ltd | Construction | 2025 |
| Premum Care Ltd | Health & social care | 2011 |
| Press Record Live Limited | Arts & recreation | 2023 |
| Prestige Commercials Limited | Administrative & support | 2004 |
| Preston Laser Clinic Limited | Health & social care | 2023 |
| Preston PA Services Ltd | Administrative & support | 2021 |
| Preston Scaffolding (NW) Limited | Construction | 2022 |
| Pretty Little Pieces Ltd | Wholesale & retail | 2025 |
| Primal Self Ltd | Manufacturing | 2026 |
| Prime Workforce Recruitment Limited | Professional & scientific | 2026 |
| Primelane Syspay Systems Ltd | Information & communication | 2025 |
| Primelane Technologies Ltd | Information & communication | 2025 |
| Pristine Clean Lancashire Ltd | Administrative & support | 2019 |
| Prize Group Ltd | Information & communication | 2025 |
| Prize Vending Services Limited | Other services | 2019 |
| Prlm Ltd | Real estate | 2024 |
| Pro Gym Preston Ltd | Arts & recreation | 2024 |
| Proactive Business Experts Ltd | Professional & scientific | 2014 |
| Probert Marketing Limited | Professional & scientific | 2026 |
| Productvision Limited | Administrative & support | 2000 |
| Professional Sportsturf Design (North West) Limited | Professional & scientific | 1985 |
| Profit Harmony Limited | Professional & scientific | 2022 |
| Profiteroles Ltd | Transport & logistics | 2025 |
| Proforce UK Solutions Ltd | Administrative & support | 2026 |
| Profresh Clean Ltd | Administrative & support | 2026 |
| Progressive Minds Associates Ltd | Education | 2018 |
| Promanex Consulting Services LLP | | 2013 |
| Proper Marketing Group Limited | Professional & scientific | 2019 |
| Propinvest Co Development Ltd | Construction | 2024 |
| Protex Inox Ltd | Manufacturing | 2024 |
| Provincial Properties (West Lancashire) Limited | Other services | 2015 |
| PSB Tattoos Ltd | Arts & recreation | 2018 |
| PSG Services Limited | Information & communication | 2001 |
| PSO Promotions UK Ltd | Arts & recreation | 2025 |
| PST Business Services Limited | Wholesale & retail | 2015 |
| PTJ Estates Ltd | Real estate | 2024 |
| Purdon Industrial Door Contractors Limited | Construction | 2016 |
| Pure Home Cleaning Ltd | Other services | 2016 |
| Pure VUE - Trading Ltd | Wholesale & retail | 2015 |
| Purple Circle Media Limited | Arts & recreation | 2023 |
| Purple PIG Sandwich Bar Ltd | Hospitality | 2019 |
| Purple Rain Prints Limited | Manufacturing | 2018 |
| Purple Roomzzz Preston Ltd | Hospitality | 2021 |
| PURPLE3IT Ltd | Information & communication | 2026 |
| QRG Group Limited | Wholesale & retail | 2020 |
| Quadringenti Limited | Professional & scientific | 2019 |
| Quality Safety & Playground Inspections Limited | Administrative & support | 2008 |