| Prosperity Care Limited | Health & social care | 2023 |
| Prosum Holdings Limited | Manufacturing | 2026 |
| Prosum Medical Limited | Manufacturing | 2013 |
| Protea Property Investments SPV Limited | Real estate | 2021 |
| Proton Lorac Properties Limited | Real estate | 2018 |
| PROVERBS2229 Limited | Professional & scientific | 2014 |
| Prowise Healthcare Ltd | Wholesale & retail | 2015 |
| Proximity CUT Edit Limited | Information & communication | 2026 |
| PS Decorate Limited | Construction | 2025 |
| PS Dream Homes Limited | Construction | 2023 |
| PS Management Services Limited | Hospitality | 2019 |
| PS Safeguarding Ltd | Public administration | 2022 |
| PS1 Management Services Limited | Hospitality | 2020 |
| PS2 Management Services Limited | Hospitality | 2021 |
| PS3 Management Services Limited | Hospitality | 2021 |
| PSC (1032) Limited | Professional & scientific | 2007 |
| PSM MSM Consultancy Ltd | Professional & scientific | 2023 |
| Pssj Ltd | Professional & scientific | 2025 |
| Psychiatric Support Services Limited | Health & social care | 2013 |
| Psychological Therapy Services Ltd | Health & social care | 2015 |
| PT Kumar Assets Ltd | Real estate | 2024 |
| PT Kumar Property Limited | Real estate | 2017 |
| PT OGA Ltd | Administrative & support | 2018 |
| PUB Advisory Services Ltd | Professional & scientific | 2025 |
| PUB Services Ltd | Hospitality | 2025 |
| PUD Food and Hospitality Ltd | Hospitality | 2024 |
| Puissant Holdings Limited | Financial services | 2025 |
| Puissant Property (NO 1) Limited | Real estate | 2025 |
| Puissant Property (NO 2) Limited | Real estate | 2025 |
| Puissant Property (NO 3) Limited | Real estate | 2025 |
| Puissant Property Four Limited | Real estate | 2026 |
| Pullman Court Residents Limited | Households | 2003 |
| Pump to Go 24/7 Mobile Tyre Services Ltd | Manufacturing | 2024 |
| Punajb Builder Ltd | Real estate | 2024 |
| Punjab Driving School Limited | Education | 2026 |
| Purba Trading Ltd | Other services | 2022 |
| Purcell Plumbing and Heating Ltd | Construction | 2025 |
| Pure Bedding Ltd | Wholesale & retail | 2017 |
| Pure Build Services Ltd | Professional & scientific | 2025 |
| Pure Fabrication Limited | Manufacturing | 1998 |
| Pure Garnet Property Company Ltd | Real estate | 2021 |
| Pure Living Services Ltd | Real estate | 2023 |
| Pure Mind Counselling Ltd | Health & social care | 2025 |
| Pure N Fresh Retail Ltd | Wholesale & retail | 2026 |
| Pure Recruitment Services Limited | Administrative & support | 2009 |
| Puremind Air Conditioning and Refrigeration Ltd | Energy | 2023 |
| Purple Tree Ltd | Real estate | 2019 |
| Purple Zest Limited | Administrative & support | 2018 |
| Purus Healthcare Limited | Professional & scientific | 2022 |
| Push Group Limited | Information & communication | 2007 |
| Push Holdings Limited | Financial services | 2019 |
| Push Ventures Ltd | Real estate | 2026 |
| Pushpraj Properties Limited | Real estate | 2024 |
| Putney’S Local Limited | Wholesale & retail | 2020 |
| Puttaroo Ltd | Real estate | 2021 |
| Puzzle Tree Limited | Professional & scientific | 2018 |
| PWC Freeholders Ltd | Other services | 2014 |
| Pycu Transport Limited | Transport & logistics | 2017 |
| Pyghtle Limited | Real estate | 2019 |
| Pyramid Dental Care Ltd | Health & social care | 2012 |
| PYT Global Investments Limited | Professional & scientific | 2024 |
| PZP Ltd | Professional & scientific | 2025 |
| Q10 Consulting Limited | Construction | 2019 |
| QA Rail Services Limited | Professional & scientific | 2015 |
| QAX Ltd | Administrative & support | 2024 |
| QBD Pharma UK Limited | Other services | 2023 |
| QCI Consultants (UK) Ltd | Professional & scientific | 2018 |
| Qevani Construction Ltd | Construction | 2022 |
| Qevani Properties Ltd | Real estate | 2026 |
| QSR 1 Ltd | Hospitality | 2020 |
| QSR New Malden Ltd | Hospitality | 2021 |
| Quality Biltong Ltd | Wholesale & retail | 2023 |
| Quality Management Systems and Audit Limited | Other services | 2007 |
| Quality Motor Company Ltd | Wholesale & retail | 2009 |
| Quantum AGE Limited | Real estate | 2018 |
| Quantum Pharma Consulting Limited | Administrative & support | 2008 |
| Quark Services Limited | Information & communication | 2017 |
| Quarkflexstaff Limited | Administrative & support | 2024 |
| Quartrait Ltd | Arts & recreation | 2021 |
| Queen of Hearts Couture Cakes Brands Limited | Wholesale & retail | 2016 |
| Queen of Hearts Couture Cakes Ltd. | Arts & recreation | 2014 |
| Quench Water Services Ltd | Wholesale & retail | 2023 |
| Quercus Morii Ltd | Financial services | 2006 |
| Quesada Real Estate Investment Limited | Households | 2023 |
| Quick Management Limited | Administrative & support | 2016 |
| Quick Recovery Limited | Wholesale & retail | 2026 |
| Quick REN O VA Limited | Construction | 2024 |
| Quick V Build Ltd | Construction | 2022 |
| Quickgo Courier Services Ltd | Transport & logistics | 2019 |
| Quickship Transport Ltd | Transport & logistics | 2025 |
| R & F Imports Ltd | Wholesale & retail | 2025 |
| R & N Businesses Ltd | Professional & scientific | 2019 |
| R & U Limited | Wholesale & retail | 1998 |
| R J Flooring Ltd | Wholesale & retail | 2021 |
| R J Hills Rigging Limited | Construction | 2010 |
| R S Gill Investment Ltd | Real estate | 2021 |
| R S Mortgages and Protection Ltd | Financial services | 2017 |
| R Sembi Photography Ltd | Professional & scientific | 2019 |
| R Taylor Installations Ltd | Construction | 2022 |
| R&J Business Support Ltd | Administrative & support | 2010 |