| PEP Celebs Limited | Information & communication | 2018 |
| Perfect Design and Build Ltd | Construction | 2023 |
| Perfect Piri Piri Limited | Hospitality | 2014 |
| Perfect Tailor Ltd | Wholesale & retail | 2025 |
| Perfume London Ltd | Wholesale & retail | 2015 |
| Perid.T Ltd | Wholesale & retail | 2025 |
| Personalized Solutions Ltd | Wholesale & retail | 2018 |
| Pervaiz Trades Store Ltd | Wholesale & retail | 2024 |
| Peryton Cleaning Ltd | Administrative & support | 2026 |
| Peshawar Ltd | Hospitality | 2023 |
| Pest Management Services Limited | Administrative & support | 2019 |
| Peters Multi Trade Ltd | Construction | 2023 |
| Petroiluk Ltd | Construction | 2021 |
| Pexville Solutions Limited | Wholesale & retail | 2014 |
| PFC Freshco Limited | Wholesale & retail | 2020 |
| PFC Heavens Constructions Ltd | Construction | 2019 |
| PG Trader Ltd | Wholesale & retail | 2024 |
| PGM9 Limited | Real estate | 2024 |
| Phabrix Clothing Ltd | Wholesale & retail | 2010 |
| Phantom Tints & Modifications Ltd | Other services | 2024 |
| Pharm - IT Solutions Limited | Information & communication | 2021 |
| Phoenix Immigration Limited | Other services | 2025 |
| Phoenix Impex London Limited | Wholesale & retail | 2022 |
| Phoenix Natural Products Limited | Manufacturing | 1992 |
| Phoenixcbdlabs Ltd | Health & social care | 2025 |
| Phone Concepts (UK) Limited | Information & communication | 2016 |
| Phone Fixx Ltd | Wholesale & retail | 2019 |
| Phone World Mobile Accessories Limited | Wholesale & retail | 2011 |
| Phonebitz Ltd | Wholesale & retail | 2018 |
| Phonetictac Ltd | Wholesale & retail | 2018 |
| PHS7 Ltd | Construction | 2025 |
| Phull Consulting Services Ltd | Information & communication | 2010 |
| Pi-Gen (Southall) Ltd | Wholesale & retail | 2024 |
| Pick & Save Limited | Wholesale & retail | 2011 |
| Pilo Properties Limited | Real estate | 2025 |
| Pinder Investments Limited | Real estate | 2000 |
| Pineport Limited | Wholesale & retail | 1998 |
| Pink Petals London Ltd | Wholesale & retail | 2017 |
| Pinnacle Advisory Limited | Professional & scientific | 2019 |
| Pinnacle Build Group Ltd | Construction | 2025 |
| Pinnacle Care Consultants Ltd | Health & social care | 2025 |
| Pinnacle Healthcare Services Ltd | Administrative & support | 2025 |
| Pinnacle Prods Ltd | Administrative & support | 2024 |
| Pinsa Ltd | Hospitality | 2020 |
| Pioneer Consulting Limited | Information & communication | 2021 |
| Pioneer Properties Limited | Real estate | 2023 |
| Piper MAY Solicitors Ltd | Professional & scientific | 2015 |
| Pizza Mando's Ltd | Hospitality | 2018 |
| Pizza Parlour Ltd | Hospitality | 2018 |
| Pizza Southall Ltd | Hospitality | 2023 |
| PJ Parcel Delivery Limited | Transport & logistics | 2024 |
| PK Civils Ltd | Construction | 2025 |
| PK Singh Ltd | Wholesale & retail | 2022 |
| PKB London Limited | Other services | 2016 |
| PKC Trader Ltd | Construction | 2025 |
| PKD Property Group Ltd | Real estate | 2025 |
| PKH London Ltd | Hospitality | 2023 |
| Pkmbs Ltd | Construction | 2025 |
| Pkmx Ltd | Wholesale & retail | 2025 |
| Pkps Data Consultancy Services Ltd | Information & communication | 2025 |
| PKR IT Solutions Ltd | Information & communication | 2025 |
| Placement Services Limited | Administrative & support | 2020 |
| Plan Render Pro Ltd | Professional & scientific | 2025 |
| Planet (London) Limited | Wholesale & retail | 2022 |
| Planet Cars UK Ltd | Wholesale & retail | 2025 |
| Planet Food Safety Limited | Other services | 2013 |
| Planet Sweets and NAN Ltd | Wholesale & retail | 2011 |
| Planning Permission Ltd | Administrative & support | 2017 |
| Plans 4 U Ltd | Professional & scientific | 2014 |
| Plates Maker Ltd | Manufacturing | 2021 |
| Platform 93 Ltd | Wholesale & retail | 2022 |
| Platinum Anchor Ltd | Real estate | 2019 |
| Platinum Salon & Spa Limited | Other services | 2024 |
| Platinum Singh Wholesale Traders Ltd | Wholesale & retail | 2020 |
| Platinum Tiles Limited | Wholesale & retail | 2023 |
| Pledge Travel Limited | Administrative & support | 2019 |
| Pleshi Limited | Manufacturing | 2023 |
| Pltech Global Ltd | Wholesale & retail | 2022 |
| Pluma International Ltd | Wholesale & retail | 2023 |
| Plumb Zone Bathrooms Ltd | Other services | 2009 |
| Plumb Zone Trade Centre Ltd | Wholesale & retail | 2026 |
| Plumbspark Ltd | Construction | 2023 |
| Plush Living Ltd | Wholesale & retail | 2025 |
| PMS Builders Ltd | Construction | 2018 |
| PNB Supermarket Ltd | Wholesale & retail | 2025 |
| PNL Logistics Ltd | Transport & logistics | 2011 |
| PNZ Maintenance Limited | Construction | 2025 |
| PO Cosmetics Ltd | Manufacturing | 2022 |
| Point West Development Limited | Construction | 2023 |
| Polpi Ltd | Wholesale & retail | 2020 |
| Pomodoro Productions Ltd | Arts & recreation | 2020 |
| Poonam Estates Limited | Real estate | 2002 |
| Poornima Kitchen UK Ltd | Hospitality | 2021 |
| Popin Estate Limited | Real estate | 2013 |
| Popin Properties Limited | Real estate | 2019 |
| Portsoken Trust | Other services | 2020 |
| Poseidon Properties London Limited | Real estate | 2023 |
| Poshak Ltd | Wholesale & retail | 2018 |
| Power Forklift Training Ltd | Transport & logistics | 2019 |
| Power Plant & Machinery Heathrow Ltd. | Administrative & support | 2018 |