| Perceptora AI Limited | Wholesale & retail | 2025 |
| Percot Limited | Health & social care | 2016 |
| Perfect Circle Consultancy Ltd | Professional & scientific | 2015 |
| Perfect Circle Digital Ltd | Professional & scientific | 2020 |
| Perfect Pizza Bite Ltd | Manufacturing | 2020 |
| Performance Blue Ltd | Wholesale & retail | 2013 |
| Performance Competitions UK Limited | Wholesale & retail | 2026 |
| Perfume Wholesale Ltd | Wholesale & retail | 2025 |
| Peri Platters Limited | Hospitality | 2025 |
| Peridot Consultancy Ltd | Information & communication | 2008 |
| Peridot Holdings Limited | Professional & scientific | 2005 |
| Periscope Studios Ltd. | Administrative & support | 2009 |
| Peritus Envision Recruiters & Consultants Limited | Wholesale & retail | 2025 |
| Personal Chef & Dessert Couture by Vimbai Limited | Hospitality | 2025 |
| Personal Home Care Services Ltd | Health & social care | 2016 |
| Personal Tyres Oldham Ltd | Wholesale & retail | 2013 |
| PERSONAL2U Ltd | Health & social care | 2022 |
| Perspicacious Consultancy Limited | Information & communication | 2025 |
| Peshkar Productions Limited | Arts & recreation | 2000 |
| Pestell Contracts Ltd | Construction | 2026 |
| Pestquicksolution Ltd | Administrative & support | 2025 |
| Petal & Pour Ltd | Hospitality | 2025 |
| Pete Whitehead TC Ltd | Administrative & support | 2017 |
| Peter HAQ Fashions Limited | Wholesale & retail | 1979 |
| Peter Horton Textiles Limited | Wholesale & retail | 2005 |
| Peter M Seth Artist Painter and Decorator Ltd | Construction | 2018 |
| Peter Norbury Ltd | Professional & scientific | 2020 |
| Peter Robinson & Co (Property Lawyers) Limited | Professional & scientific | 1997 |
| Peter Street Construction Ltd | Construction | 2025 |
| Petrapets Food Ltd | Wholesale & retail | 2025 |
| Petronet Investment & Trade Ltd | Wholesale & retail | 2024 |
| Petsyuk Ltd | Wholesale & retail | 2022 |
| Petwillamscrownenterprise Limited | Health & social care | 2025 |
| PEV Properties Ltd | Real estate | 2025 |
| PF PHOTO1 Limited | Professional & scientific | 2012 |
| PF Whitehead Ltd | Extraterritorial | 2012 |
| Pfizerpharm Ltd | Wholesale & retail | 2022 |
| PFR Care Ltd | Health & social care | 2018 |
| PGA Electrical Services Limited | Construction | 2006 |
| Pgbs Construction Limited | Construction | 2011 |
| PH Express Ltd | Wholesale & retail | 2025 |
| Phabai Cleaning Ltd | Administrative & support | 2025 |
| Phabtech Distributions Limited | Wholesale & retail | 2013 |
| Phantasmagoria CIC | Arts & recreation | 2021 |
| Pharez Venture Services Ltd | Administrative & support | 2025 |
| Pharmaceutical Securities Limited | Wholesale & retail | 2021 |
| Pharmacomanchester Ltd | Transport & logistics | 2025 |
| Pharmacygo Ltd | Extraterritorial | 2025 |
| Pharmalocity Ltd | Other services | 2024 |
| Pharmapure Ltd | Manufacturing | 2024 |
| Pharmasuma Ltd | Professional & scientific | 2026 |
| Pharmkem Ltd | Other services | 2018 |
| Phatjoes Kitchen Ltd | Hospitality | 2026 |
| PHD1 Construction Ltd | Construction | 2014 |
| Phemcytee Clothings Limited | Wholesale & retail | 2025 |
| Pheonix Motors Ltd | Wholesale & retail | 2026 |
| Phethean D Limited | Wholesale & retail | 2021 |
| Phgassociateslimited Ltd | Professional & scientific | 2026 |
| Phil Harrington Distribution Limited | Transport & logistics | 2018 |
| Phil Speed Limited | Transport & logistics | 2021 |
| Phil Young Design Limited | Professional & scientific | 2018 |
| PHIL413 Limited | Manufacturing | 2024 |
| Philbar Properties Limited | Real estate | 2016 |
| Philip Cleaning Ltd | Administrative & support | 2022 |
| Philmar Fabrications Limited | Manufacturing | 2002 |
| Phils Minimarket Ltd | Wholesale & retail | 2021 |
| Philthefoot Ltd | Health & social care | 2002 |
| Phnx Car Sales Ltd | Wholesale & retail | 2025 |
| Phoenicia Holdings Ltd | Professional & scientific | 2021 |
| Phoenix Cleaning Services NW UK Limited | Administrative & support | 2025 |
| Phoenix Construction (NW) Limited | Construction | 2023 |
| Phoenix Credit Hire Limited | Administrative & support | 2013 |
| Phoenix Digital Repairs Ltd | Other services | 2025 |
| Phoenix Fires Supplies Ltd | Professional & scientific | 2017 |
| Phoenix Health Consulting Ltd | Professional & scientific | 2025 |
| Phoenix Protection Life Ltd | Financial services | 2022 |
| Phoenix Protection Ltd | Professional & scientific | 2025 |
| Phoenix Provider Services Ltd | Health & social care | 2023 |
| Phoenix Running Manchester Ltd | Arts & recreation | 2025 |
| Phoenix Search Limited | Administrative & support | 2025 |
| Phoever Ltd | Professional & scientific | 2017 |
| Phone Expert Services Limited | Wholesale & retail | 2021 |
| Phone Hub Oldham Limited | Other services | 2019 |
| Phone Laptop Gaming Accessories Ltd | Wholesale & retail | 2022 |
| Phone N Computer Zone Ltd | Manufacturing | 2018 |
| Phone-Tek Limited | Wholesale & retail | 2013 |
| Photechx Holdings Ltd | Wholesale & retail | 2025 |
| Phow's Kitchen Limited | Hospitality | 2022 |
| PHV Fleet Ltd | Administrative & support | 2026 |
| PHV Group Ltd | Wholesale & retail | 2025 |
| Phymac Ltd | Information & communication | 2015 |
| Physical and Nutrition Ltd | Education | 2022 |
| Physio Matters Neurological Ltd | Health & social care | 2010 |
| Physiogic Ltd | Health & social care | 2026 |
| Physioworks Saddleworth Limited | Other services | 2010 |
| Piararose Limited | Wholesale & retail | 2024 |
| Piaratraders Limited | Wholesale & retail | 2025 |
| PIC Partnership LLP | | 2019 |
| Pick N Mix’D Limited | Hospitality | 2020 |
| Pickering Psychology Services Limited | Health & social care | 2012 |