| PG & T UK Ltd | Information & communication | 2023 |
| Pgsg Holdings Limited | Arts & recreation | 2017 |
| PHO Ever 68 Ltd | Hospitality | 2026 |
| Phunky Tech Ltd | Extraterritorial | 2017 |
| Pichler Business Solutions Ltd | Wholesale & retail | 2024 |
| Piece of Music Ltd | Education | 2022 |
| Pilgrimage Pictures Ltd | Information & communication | 2026 |
| Pinewood Mews Limited | Households | 2016 |
| Pinks Coaching Limited | Education | 2025 |
| Pinnacle Ventures Holdings Limited | Real estate | 2025 |
| Pitsari Limited | Health & social care | 2015 |
| PJ Bodyshop Limited | Wholesale & retail | 2025 |
| PK Electrical Services Ltd | Construction | 2018 |
| Planer Limited | Manufacturing | 1960 |
| Plant & Machine Haulage Ltd | Transport & logistics | 2026 |
| Pleasescanme Limited | Information & communication | 2025 |
| Pmabm Lift Ltd | Construction | 2015 |
| Point a & T Ltd | Wholesale & retail | 2018 |
| Polish Asbestos Removal Ltd | Construction | 2014 |
| Polon Property Ltd | Real estate | 2026 |
| Polystat Limited | Extraterritorial | 1990 |
| POP Parties Hampton Limited | Administrative & support | 2023 |
| PRA Gentleman Ltd | Wholesale & retail | 2025 |
| Pragyaa Investments Ltd | Financial services | 2024 |
| Precision Green Surrey Ltd | Administrative & support | 2025 |
| Premier Plus Trading Ltd | Wholesale & retail | 2024 |
| Present-Future Consulting Ltd. | Professional & scientific | 2015 |
| Press Office Solutions Limited | Information & communication | 2021 |
| Prickly Cactus Limited | Professional & scientific | 2019 |
| Prime Renovation & Construction Ltd | Construction | 2025 |
| Primo Solutions Ltd. | Construction | 2019 |
| PRJ Group Ltd | Other services | 2017 |
| PRK Services UK Ltd | Construction | 2018 |
| Pro Fit Plumbing Ltd | Construction | 2019 |
| Professional Salon Supplies Limited | Wholesale & retail | 2016 |
| Proxpand Ltd | Real estate | 2023 |
| Pruma Limited | Real estate | 2024 |
| Pular Concepts Ltd | Professional & scientific | 2019 |
| PULSE360 Ltd | Professional & scientific | 2022 |
| Punj Fashion Limited | Wholesale & retail | 2023 |
| Pure Environmental Technology Limited | Construction | 2020 |
| Pure Sash Ltd | Construction | 2020 |
| Purewater Systems Limited | Water & waste | 1994 |
| Q4UK Ltd | Professional & scientific | 2015 |
| Qplus Marketing Limited | Professional & scientific | 2008 |
| Quang Viet Limited | Other services | 2024 |
| Quantum Networks Limited | Information & communication | 2015 |
| Quantum Sight Ltd | Information & communication | 2023 |
| Quattro Wealth Limited | Financial services | 2013 |
| Qudos First Limited | Wholesale & retail | 2009 |
| QUE Modesty Ltd | Wholesale & retail | 2026 |
| Quest Advisors Limited | Professional & scientific | 2019 |
| Quinn Associates Architects Limited | Professional & scientific | 2009 |
| R & J Property Investing Ltd | Real estate | 2021 |
| R & M Enterprise Windows Limited | Construction | 1971 |
| R G Inglis Plumbing & Heating Limited | Administrative & support | 2016 |
| R&R Global Estates Ltd | Real estate | 2023 |
| RAN Construction Ltd | Construction | 2025 |
| Raynor Hygiene Ltd | Other services | 2008 |
| Rayotec Limited | Construction | 1987 |
| RAZ Engineering Ltd | Construction | 2019 |
| Razor Kayaks UK Limited | Wholesale & retail | 2022 |
| RB Engineering Projects Ltd | Professional & scientific | 2019 |
| RC Cricket Limited | Wholesale & retail | 2025 |
| RDH Packing Limited | Transport & logistics | 2018 |
| Realise Wealth Management Limited | Financial services | 2021 |
| Really Good Vehicles Ltd | Wholesale & retail | 2023 |
| Recon Engines Ltd. | Wholesale & retail | 2019 |
| Records Management Solutions Limited | Information & communication | 2023 |
| Red Chilli Creative Ltd | Professional & scientific | 2025 |
| Regal Management Group Ltd | Households | 2025 |
| Regal Property Maintenance Ltd | Construction | 2023 |
| Regency Lodge (Weybridge) Limited | Hospitality | 1964 |
| Regent Financial Ltd | Financial services | 2006 |
| Rejuvenating Minds Limited | Professional & scientific | 2009 |
| Relia Solutions Limited | Information & communication | 2015 |
| Renovate (Hampton) Limited | Construction | 2010 |
| Rent a Pitbike Ltd | Administrative & support | 2020 |
| Responsive Safeguarding Ltd | Professional & scientific | 2025 |
| Restore ME Ltd | Education | 2021 |
| Return to HQ Ltd | Transport & logistics | 2021 |
| Revn Limited | Professional & scientific | 2023 |
| Rexhaj Properties Ltd | Real estate | 2019 |
| RHM Advisory Ltd | Financial services | 2022 |
| Richard Brown Carpets Ltd | Construction | 2002 |
| Richmond Watch Company Limited | Wholesale & retail | 2017 |
| Rico Mexican Ltd | Hospitality | 2023 |
| RIO SUL Ltd | Hospitality | 2019 |
| River Airfresh Limited | Manufacturing | 2010 |
| River Manufacturing Limited | Manufacturing | 2009 |
| River Packaging Limited | Manufacturing | 2008 |
| River Plastics Limited | Extraterritorial | 2012 |
| Riverside Windows Ltd | Construction | 2025 |
| RJF Carpentry Limited | Construction | 2014 |
| RJF Media Services Ltd | Construction | 2022 |
| RM Roofing & Property Ltd | Construction | 2020 |
| RMG PR and Events Limited | Professional & scientific | 2014 |
| Rmtl Inc Limited | Extraterritorial | 2022 |
| Road Haulage UK Limited | Transport & logistics | 2010 |
| Robin Global Services Ltd | Financial services | 2025 |