| Parton Products Limited | Wholesale & retail | 2015 |
| Paruga Ltd | Professional & scientific | 2019 |
| Parvez Medical Solutions Limited | Wholesale & retail | 2023 |
| Parwani Properties Limited | Real estate | 2024 |
| Parydise Limited | Health & social care | 2023 |
| PAS Antana Limited | Wholesale & retail | 2015 |
| PAS Engineering Facilities Limited | Manufacturing | 2011 |
| PAS Services Ltd | Other services | 2016 |
| PAS Trustees Limited | Financial services | 2015 |
| Pasaka Ltd | Hospitality | 2024 |
| Paschal Vera Ventures Ltd | Information & communication | 2026 |
| Paschali Limited | Professional & scientific | 2009 |
| Paschali Properties Limited | Real estate | 2024 |
| Pash Finance Limited | Professional & scientific | 2018 |
| Pasha Afghan Limited | Hospitality | 2025 |
| Pashley Motors Ltd | Wholesale & retail | 2022 |
| Pass Radiology Limited | Health & social care | 2018 |
| Pass the GAS Ltd | Health & social care | 2022 |
| Pass Very Fast Limited | Education | 2026 |
| Pass With FAZ Ltd | Education | 2026 |
| Passing the Baton CIC | Education | 2023 |
| Passion and Pace Limited | Information & communication | 2024 |
| Passion Learning Centre Ltd | Education | 2022 |
| Passion Projects Global Limited | Information & communication | 2024 |
| Passion Shopper Limited | Wholesale & retail | 2020 |
| Passion Support Ltd | Health & social care | 2026 |
| Passova Ltd | Wholesale & retail | 2025 |
| Passwith Driving School Ltd | Education | 2025 |
| Pasta Co Chefs Ltd | Hospitality | 2020 |
| Pasta Romagna (85) Limited | Real estate | 1985 |
| Pastimes (Hull) Limited | Arts & recreation | 1991 |
| Pasture Court Management Company Limited | Households | 1987 |
| Pasture House Building Company Ltd | Construction | 2017 |
| Pat's Place Limited | Professional & scientific | 2012 |
| Patbrew Investments Limited | Professional & scientific | 2021 |
| Patel Investment Holdings Limited | Real estate | 2025 |
| Patel’S Burger Ltd | Hospitality | 2026 |
| Paterson Risk Management Limited | Financial services | 2015 |
| Patezo Services Ltd | Administrative & support | 2020 |
| Path (Yorkshire) Limited | Education | 1985 |
| Path Energy Ltd | Construction | 2022 |
| Pathak Property Ltd | Real estate | 2023 |
| Pathalyst Limited | Information & communication | 2025 |
| Pathe Engineers Limited | | 1956 |
| Pathfind Media Ltd | Professional & scientific | 2015 |
| Pathfinder Services Ltd | Real estate | 2017 |
| Pathology Procurement Services Limited | Health & social care | 2019 |
| Pathway Bridge Education Limited | Education | 2026 |
| Pathway Health Ltd | Health & social care | 2025 |
| Pathwaydrivingschool Limited | Education | 2025 |
| Pathways for Change CIC | Other services | 2024 |
| Pathways Open Ltd | Professional & scientific | 2023 |
| Pathways to Indpendence (DO) Ltd | Extraterritorial | 2010 |
| Pathwise Consulting Ltd | Other services | 2024 |
| Pati's Beauty Spaces Ltd | Other services | 2026 |
| Patientq Ltd | Information & communication | 2020 |
| Patina Unwrapped Limited | Wholesale & retail | 2019 |
| Patio Slabs UK Ltd | Wholesale & retail | 2025 |
| Patisserie Beirut Limited | Wholesale & retail | 2025 |
| Paton Properties and Investments Limited | Real estate | 2024 |
| Patpat Limited | Construction | 2025 |
| Patricia EVE Ltd | Wholesale & retail | 2003 |
| Patrick & Adam Ltd | Wholesale & retail | 2012 |
| Patrick Hernon Limited | Construction | 2015 |
| Patrick Large Couriers Limited | Transport & logistics | 2015 |
| Patrick Power Consulting Ltd | Information & communication | 2026 |
| Patrick Ryan Limited | Financial services | 2018 |
| Patrik Group Ltd | Construction | 2026 |
| Patrin Electrical Ltd | Construction | 2024 |
| Pats Holding UK Limited | Financial services | 2025 |
| Pattenden Enterprises Limited | Real estate | 2001 |
| Pattison Car & Commercials Limited | Wholesale & retail | 2016 |
| Paul & Lisa White Limited | Real estate | 2005 |
| Paul Beardsley Marketing Ltd | Professional & scientific | 2019 |
| Paul Birkett Williams Ltd | Information & communication | 2024 |
| Paul Brady Builders Limited | Construction | 2005 |
| Paul Calder Dental Limited | Health & social care | 2018 |
| Paul Carnell Ltd | Construction | 2017 |
| Paul Cooper Consulting Ltd | Professional & scientific | 2020 |
| Paul Davies Limited | Wholesale & retail | 1979 |
| Paul Dickinson Solutions Limited | Information & communication | 1998 |
| Paul Dodd Asset Management Limited | Financial services | 2013 |
| Paul Dufton & Co Limited | Professional & scientific | 2009 |
| Paul Evans Architectural Ltd | Professional & scientific | 2014 |
| Paul Hall Joinery Limited | Construction | 2003 |
| Paul Holmes Properties Ltd | Real estate | 2018 |
| Paul Houghton Mediation Limited | Professional & scientific | 2012 |
| Paul Humes Rail Ltd | Construction | 2020 |
| Paul James Tyres Limited | Water & waste | 2009 |
| Paul Jeffrey Property Services Ltd | Construction | 2019 |
| Paul Keenaghan Transport Ltd | Transport & logistics | 2009 |
| Paul Kitchener Limited | Construction | 2005 |
| Paul M Barker Ltd | Wholesale & retail | 2006 |
| Paul Manby Surgery Ltd | Health & social care | 2021 |
| Paul Maplethorpe Building Services Limited | Construction | 2002 |
| Paul Maplethorpe Kitchens, Bathrooms & Bedrooms Limited | Construction | 2014 |
| Paul Mawby Engineering Ltd. | Professional & scientific | 2018 |
| Paul Menham Services Limited | Professional & scientific | 2015 |
| Paul Orange Property Solutions Ltd | Construction | 2024 |
| Paul Seery Limited | Information & communication | 2014 |