| Ozone Trades Limited | Wholesale & retail | 2024 |
| Ozran Limited | Information & communication | 2005 |
| Ozz's Movers Ltd | Transport & logistics | 2024 |
| P & a Property & Finance Ltd | Administrative & support | 2016 |
| P & R Concrete Ltd | Construction | 2011 |
| P and J Interiors London Ltd | Construction | 2021 |
| P and T Luxury Stays Ltd | Hospitality | 2026 |
| P Singh Builders Limited | Construction | 2016 |
| P&A GBS Ltd | Construction | 2016 |
| P&B Building Construction Ltd | Construction | 2017 |
| P&E Property Investments SPV Ltd | Real estate | 2025 |
| P&J Property Holdings Ltd | Real estate | 2024 |
| P&T Brothers Ltd | Transport & logistics | 2016 |
| P.A Business Ltd | Wholesale & retail | 2024 |
| P.E.S Developments Ltd | Real estate | 2023 |
| P.Grabowski Limited | Construction | 2011 |
| P.S. Maintenance Ltd | Construction | 2025 |
| P.W.K Construction Ltd | Construction | 2022 |
| P31 Consulting Ltd | Education | 2005 |
| Pablo Transport Services Ltd | Transport & logistics | 2018 |
| Paced Spares Ltd | Wholesale & retail | 2024 |
| Padelista Global Ltd | Information & communication | 2025 |
| Pagne London Limited | Wholesale & retail | 2021 |
| Paicey's Limited | Hospitality | 2016 |
| Pain Clinics Limited | Health & social care | 2007 |
| Paio Ltd | Real estate | 2021 |
| PAK Christian News Ltd | Information & communication | 2024 |
| Palios Ltd | Transport & logistics | 2011 |
| Palm and Olive Limited | Wholesale & retail | 2024 |
| Palm Creatives Limited | Arts & recreation | 2025 |
| Palmy Properties Limited | Real estate | 2018 |
| Pamir Corporation Limited | Administrative & support | 2012 |
| Pamir DRY Fruits & Bakery Ltd | Wholesale & retail | 2017 |
| Pamukov Ltd | Construction | 2018 |
| Panavision Europe LP | | 2008 |
| Panavision UK LP | | 1997 |
| Panda Go Green Ltd | Wholesale & retail | 2018 |
| Panorama Construction Ltd | Construction | 2020 |
| Panther Series Limited | Manufacturing | 2021 |
| Pantherasoft Ltd | Information & communication | 2016 |
| Papa Salone Limited | Public administration | 2018 |
| Param Estates Ltd | Real estate | 2023 |
| Paramount Pest Control Limited | Administrative & support | 2008 |
| Parbat Construction Limited | Construction | 2024 |
| Parbat Homes Limited | Real estate | 2024 |
| Parentingu Limited | Health & social care | 2014 |
| Parfums PAR Nature UK Ltd | Wholesale & retail | 2021 |
| Paris Williams Education Ltd | Information & communication | 2024 |
| Park City Estates Limited | Real estate | 2017 |
| Park Lane Club Limited | Other services | 1999 |
| Parkpro Management Ltd | Administrative & support | 2024 |
| Parkview (Perivale) Management Co. Limited | Households | 1966 |
| Parkville Breakfast Limited | Information & communication | 2019 |
| Parris Heating Ltd | Construction | 2023 |
| Parrot Homeworks Ltd | Construction | 2014 |
| Parsa Tyres Services Ltd | Wholesale & retail | 2025 |
| Partech Systems Limited | Information & communication | 2015 |
| Partslink Limited | Professional & scientific | 2004 |
| Pastasi Limited | Wholesale & retail | 2025 |
| Patel Bike Services Limited | Wholesale & retail | 2025 |
| Patel Brothers Property Managment Ltd | Real estate | 2024 |
| Patel Brothers Real Estate Ltd | Real estate | 2024 |
| Patel Company Enterprises Ltd | Wholesale & retail | 2026 |
| Patty & Sauce Limited | Hospitality | 2023 |
| Paul Walia Properties Limited | Real estate | 2002 |
| Paved Group Ltd | Professional & scientific | 2024 |
| Paylesshub Limited | Wholesale & retail | 2020 |
| PB Calligraphy and Design Ltd | Wholesale & retail | 2026 |
| PB Food & Wine Ltd | Wholesale & retail | 2025 |
| PB Healthcare Consultancy Services Ltd | Information & communication | 2017 |
| PC Heating Ltd | Construction | 2011 |
| PCO Carz Limited | Administrative & support | 2020 |
| PCT Chem Ltd. | Health & social care | 2013 |
| PDC Presentation Solutions Limited | Manufacturing | 1989 |
| Pdelectrical Services Ltd | Construction | 2015 |
| Pdow Ltd | Professional & scientific | 2017 |
| PDW Estates Limited | Financial services | 2018 |
| Peace Valley Limited | Wholesale & retail | 2005 |
| Peapods Early Learning Centre Ltd | Education | 2013 |
| Pear Tree Park Bistro Limited | Hospitality | 2025 |
| Pearl Caviar House Ltd | Wholesale & retail | 2025 |
| Peelst Ltd | Real estate | 2022 |
| Pegas Removals Ltd | Transport & logistics | 2013 |
| Pegasus Auto Express Ltd | Transport & logistics | 2025 |
| Pegasus Cases Ltd | Manufacturing | 2013 |
| Pendora Sweets Limited | Manufacturing | 2022 |
| Penelope Group Limited | Real estate | 2017 |
| Penh Limited | Real estate | 2025 |
| Pepe Lolo Limited | Hospitality | 2023 |
| Perancea Limited | Manufacturing | 1986 |
| Perera & Co Limited | Professional & scientific | 2018 |
| Perera & Company Accountants Limited | Professional & scientific | 2012 |
| Perezagruzka Ltd | Hospitality | 2026 |
| Perfection Hair & Nails Ltd | Other services | 2022 |
| Peripheral Property Solutions Limited | Real estate | 2025 |
| Perivale Christian Centre | Wholesale & retail | 2009 |
| Perivale Community Hub C.I.C. | Education | 2026 |
| Perivale Denture Care Limited | Health & social care | 2022 |
| Perivale Motor SERVICES1 Ltd | Wholesale & retail | 2025 |
| Perkins Estate Agents Limited | Real estate | 2020 |