| Pacfinity Limited | Manufacturing | 2018 |
| Pacho Holdings Ltd | Financial services | 2022 |
| Pacia Windows and Doors Limited | Construction | 2024 |
| Pacificwave Partners UK Ltd | Professional & scientific | 2012 |
| Pack & Post London Limited | Wholesale & retail | 2018 |
| Packaging Potentials Limited | Wholesale & retail | 2025 |
| Packin Tours Travel Agency Ltd | Hospitality | 2021 |
| Packwalker Limited | Other services | 2023 |
| Packzen Ltd | Wholesale & retail | 2026 |
| Padda Enterprise Limited | Administrative & support | 2009 |
| Padda Limited | Administrative & support | 2005 |
| Paddymag & Co Ltd | Professional & scientific | 2019 |
| Padel 4 Poverty | Health & social care | 2022 |
| Padel Gini Ltd | Arts & recreation | 2025 |
| Padfield Properties Ltd | Real estate | 2008 |
| Padmo Investments Ltd | Real estate | 2017 |
| Padoc Security Ltd | Administrative & support | 2022 |
| Padstone Build Limited | Administrative & support | 2017 |
| Padua Films Ltd | Arts & recreation | 2019 |
| PAG Self Defence Limited | Administrative & support | 2023 |
| Pagoda Property Services Ltd | Construction | 2016 |
| Pagrav Solutions Ltd | Information & communication | 2011 |
| Paid Labs Limited | Wholesale & retail | 2026 |
| Paindivine Tattoo Ltd | Arts & recreation | 2026 |
| Paint RAG & Roll Limited | Construction | 2009 |
| Paint Shop Plus Limited | Wholesale & retail | 2020 |
| Paintedbyesther Ltd | Other services | 2025 |
| Painter Tiler Builder Limited | Construction | 2015 |
| Paintworks (Bristol) Management Company Limited | Real estate | 2016 |
| Paintworks (Croydon) Ltd | Construction | 2019 |
| Paintworks UK Limited | Construction | 1999 |
| Pair-Com International Ltd | Administrative & support | 2020 |
| Paired [M] Ltd | Other services | 2022 |
| Paisley Morgan Ltd | Hospitality | 2022 |
| Paje Limited | Real estate | 2009 |
| PAK Halal Food Ltd | Hospitality | 2019 |
| Pakhallon Ltd | Wholesale & retail | 2025 |
| Pakistan Press Club UK Ltd | Other services | 2015 |
| Pala Holdings Limited | Real estate | 2015 |
| Palace Street Management Company Limited | Real estate | 2011 |
| Palace Taxi Limited | Transport & logistics | 2023 |
| Paladin Cyber Security Ltd | Information & communication | 2022 |
| Palani Properties Limited | Construction | 2025 |
| Palanisamy Ltd | Other services | 2019 |
| Palartok Limited | Professional & scientific | 2007 |
| Palatine Road Management Limited | Households | 2002 |
| Palatium Properties Ltd | Construction | 2015 |
| Paledell Limited | Households | 1988 |
| Palermo Consulting Ltd | Construction | 2016 |
| Palermos Flat Management Company Limited | Households | 1982 |
| Palgrave Estate Limited | Households | 1981 |
| Palgrave Gardens RTM Company Limited | Households | 2011 |
| Pali Contractors Ltd | Construction | 2025 |
| Palina Beauty Industry Ltd | Other services | 2015 |
| Palladian Gardens Management Company Limited | Households | 2019 |
| Palladium Advisory Limited | Professional & scientific | 2015 |
| Palletsafe Ltd | Transport & logistics | 2026 |
| Pallo Uraz Limited | Hospitality | 2024 |
| Palmcroy Enterprise Limited | Wholesale & retail | 2022 |
| Palmer LIM Limited | Administrative & support | 2003 |
| Palmers Decorating Ltd | Construction | 2023 |
| Palmers Stores Limited | Wholesale & retail | 2016 |
| Palmerstones Court RTM Company Limited | Households | 2009 |
| Palmgate Properties Ltd | Real estate | 2025 |
| Palmieri Handyman Ltd | Construction | 2024 |
| Palo Tech Limited | Manufacturing | 2022 |
| Pals Coffee Limited | Hospitality | 2025 |
| PAM Advisory and Investments Limited | Professional & scientific | 2020 |
| PAM Supermarket Limited | Wholesale & retail | 2002 |
| Pamcare and Support Ltd | Health & social care | 2025 |
| Pamir Travel and Exchange Ltd | Financial services | 2018 |
| Pampisford Road Management Company Limited | Households | 2003 |
| PAN Dental Limited | Health & social care | 2024 |
| PAN Iberia Limited | Financial services | 2020 |
| Panacea Health UK Limited | Wholesale & retail | 2005 |
| Panak Ltd | Construction | 2020 |
| Panash Partners Ltd | Professional & scientific | 2019 |
| Panash Solutions Ltd | Other services | 2018 |
| Panashe Media Limited | Information & communication | 2021 |
| Pandian UK Ltd | Wholesale & retail | 2020 |
| Pandora’S Chest Ltd | Arts & recreation | 2020 |
| Pands Digital Marketing Limited | Professional & scientific | 2025 |
| Pandya Holdings Limited | Construction | 2023 |
| Panel N Paint Limited | Wholesale & retail | 2020 |
| Pangea Support Services Limited | Health & social care | 2006 |
| Panic Department Ltd | Information & communication | 2025 |
| Panlaz Limited | Hospitality | 2016 |
| Pansy Limited | Wholesale & retail | 2025 |
| Panth Home Hub Ltd | Administrative & support | 2025 |
| Panthera Private Office LLP | | 2009 |
| Papa Alfie's Corner Shop Ltd | Wholesale & retail | 2018 |
| Paperchase Accountancy Limited | Professional & scientific | 1989 |
| Paperchase Business Services Ltd | Professional & scientific | 2012 |
| Paperchase Computers Limited | Information & communication | 1992 |
| Paperchase Group Ltd | Professional & scientific | 2008 |
| Paperchase Northstar Limited | Financial services | 2025 |
| Papitos Builders Limited | Other services | 2017 |
| PAQ GAS Services Ltd | Construction | 2019 |
| Para Brothers Property Ltd | Real estate | 2026 |
| Parade Street Limited | Extraterritorial | 2018 |