| Opus Professional Development Ltd | Professional & scientific | 2025 |
| ORA Hair Limited | Other services | 2016 |
| Orchard Hill Surrey Ltd | Construction | 2020 |
| Orta Flame Limited | Hospitality | 2026 |
| OUTDOORS247 Ltd | Health & social care | 2019 |
| Outer Room Ltd | Construction | 2020 |
| Outlast Enterprises Ltd | Wholesale & retail | 2022 |
| Oxford Hall Company Ltd | Information & communication | 2022 |
| Oyster Wing Limited | Hospitality | 2024 |
| Ozer Catering Ltd | Hospitality | 2023 |
| OZZ Group Ltd | Real estate | 2025 |
| P a & Son's Ltd | Wholesale & retail | 2018 |
| P.O.M. Property Solutions Limited | Real estate | 2020 |
| Pallam Holdings Ltd | Financial services | 2018 |
| Pallam Properties II Ltd | Real estate | 2026 |
| Pallam Properties Ltd | Real estate | 2018 |
| Palmerston Property Ltd | Construction | 2017 |
| Pamper Paws Ltd | Other services | 2020 |
| Pan-Age Limited | Professional & scientific | 2000 |
| Panoscustom Ltd | Transport & logistics | 2026 |
| Papa LIM Ltd | Hospitality | 2025 |
| Paradym Investments Ltd | Real estate | 2023 |
| Paragon Technical Limited | Administrative & support | 2025 |
| Pardon the Jargon Limited | Professional & scientific | 2025 |
| Parley Management Company Limited | Households | 1987 |
| Parxton Investments Limited | Real estate | 2018 |
| Paul Flower Associates Limited | Information & communication | 2012 |
| Paul Inglis Limited | Information & communication | 2006 |
| Peace of Mind Pet Care Limited | Agriculture & fishing | 2025 |
| Peace Support Services Limited | Health & social care | 2016 |
| Pearl Aesthetics 2025 Ltd | Other services | 2025 |
| Pearls Care Home Limited | Health & social care | 2020 |
| Pencill Ltd | Education | 2023 |
| Penhouse Properties Ltd | Real estate | 2025 |
| People Assessment and Development Limited | Professional & scientific | 2012 |
| Perren Carpet Specialists Ltd | Construction | 2018 |
| Personalvisaguide Limited | Professional & scientific | 2015 |
| Pervall Ltd | Wholesale & retail | 2026 |
| Phoenixroofingspecialists, London & Surrey Ltd | Construction | 2024 |
| Phwoar! Media Ltd | Professional & scientific | 2022 |
| Pinnacle Governance Limited | Professional & scientific | 2024 |
| Pintra Ltd | Information & communication | 2025 |
| Pioneer Medical UK Ltd | Other services | 2011 |
| Pioneer Property Holdings Ltd | Real estate | 2008 |
| Pipe IT UP Plumbing and Heating Limited | Construction | 2017 |
| Pixelprint Cards Ltd | Wholesale & retail | 2024 |
| Playball Banstead Limited | Arts & recreation | 2021 |
| Playball Birthday Party Ltd | Arts & recreation | 2025 |
| Playball Epsom Ltd | Arts & recreation | 2025 |
| Playball Purley Ltd | Arts & recreation | 2022 |
| Pmdesign Associates Limited | Professional & scientific | 2013 |
| Pmfa Ltd | Financial services | 2026 |
| Politics Simplified CIC | Information & communication | 2024 |
| Polquality Ltd | Construction | 2014 |
| Poole & Sons Limited | Construction | 1999 |
| Popmask Ltd | Wholesale & retail | 2022 |
| Pore Favor Ltd | Manufacturing | 2020 |
| Poshrat Films Ltd | Information & communication | 2022 |
| Positive Change Hypnotherapy Ltd | Health & social care | 2022 |
| Precise Staff Services Limited | Administrative & support | 2012 |
| Premeera Care Home Ltd | Health & social care | 2025 |
| Premier Construction and Design Limited | Administrative & support | 2007 |
| Premier K Developments Ltd | Real estate | 2018 |
| Premium Heat Ltd | Construction | 2024 |
| Prestige Residential Homes Ltd | Real estate | 2026 |
| Prigo Logistics Limited | Transport & logistics | 1992 |
| Prime Sara Ltd | Real estate | 2021 |
| Prime TAG Ltd | Administrative & support | 2019 |
| Primecare Network Limited | Administrative & support | 2026 |
| Primeplace Homes Limited | Construction | 2003 |
| Primetime Pickers Limited | Construction | 2024 |
| Priory Bridge Limited | Real estate | 2006 |
| PRO1 Build Ltd | Construction | 2018 |
| Process ENG Solutions Ltd | Administrative & support | 2018 |
| Professional Consulting Limited | Professional & scientific | 2025 |
| Progressive Martial Arts Ltd | Education | 2017 |
| Progressive Smart Agents Ltd | Information & communication | 2025 |
| Pronoia Consulting Ltd | Professional & scientific | 2025 |
| Property Investments (Surrey) Limited | Real estate | 2019 |
| Property Projects (South East) Limited | Real estate | 2018 |
| Protech Alarm Systems Limited | Construction | 1996 |
| Prowaste Management Services Limited | Water & waste | 2006 |
| PS Surveying Limited | Information & communication | 2021 |
| Psychology Solutions Associates Ltd | Health & social care | 2019 |
| Quality Air Control Ltd | Other services | 2016 |
| Quality Assured Scaffolding Limited | Construction | 2016 |
| Quattro Hairdressers Ltd | Other services | 2023 |
| Quattro Mens Barbers Ltd | Other services | 2023 |
| Quattro P Barber Ltd | Other services | 2025 |
| Quaypine Limited | Wholesale & retail | 2024 |
| Qubit Loom Ltd | Information & communication | 2023 |
| R & CW Consulting Limited | Professional & scientific | 2019 |
| R K Tomar Ltd | Real estate | 2020 |
| R TAJ 8 Limited | Hospitality | 2025 |
| R107 Parts Ltd | Wholesale & retail | 2015 |
| Raaa Limited | Real estate | 2025 |
| Raae Ltd | Professional & scientific | 2023 |
| Radio Systems Network Limited | Professional & scientific | 1994 |
| Raji Makeup Ltd | Other services | 2019 |
| RAM Technical Limited | Financial services | 2024 |