| Pauley Interactive Limited | Administrative & support | 2006 |
| Pauley Limited | Construction | 1993 |
| Pauley Plant Limited | Administrative & support | 2001 |
| Pauley Properties Limited | Real estate | 2003 |
| Pauline Jones - Residential Estate Management Limited | Real estate | 2002 |
| Pauls Painters MK Ltd | Construction | 2023 |
| Pause & Reset Wellbeing Ltd | Professional & scientific | 2026 |
| Pause and Play Prints Ltd | Wholesale & retail | 2025 |
| Pavel Spedition Ltd | Transport & logistics | 2025 |
| Pavelica Farms Limited | Manufacturing | 2025 |
| Paver Professional Services Ltd | Professional & scientific | 2024 |
| Pavilion Point Pathfinders Ltd | Administrative & support | 2025 |
| Paving Slabs UK Ltd | Wholesale & retail | 2024 |
| Pawaful Limited | Information & communication | 2020 |
| Pawapay UK Limited | Information & communication | 2020 |
| Pawaservices Limited | Information & communication | 2022 |
| Pawatech Group Limited | Financial services | 2017 |
| Pawel Kwiatek Limited | Transport & logistics | 2017 |
| Pawfect Wash Co Limited | Other services | 2025 |
| Pawngo Limited | Information & communication | 2011 |
| Paws & Hooves Ltd | Professional & scientific | 2011 |
| PAX Domus Ltd | Real estate | 2017 |
| Paxford Finance Ltd | Administrative & support | 2015 |
| PAY PER Performance Limited | Professional & scientific | 2010 |
| Payas MK Limited | Hospitality | 2022 |
| Paydog Ltd | Information & communication | 2020 |
| Payne Enterprises Ltd | Financial services | 2024 |
| Paypharma Ltd | Wholesale & retail | 2023 |
| Payqube Ltd | Information & communication | 2023 |
| Paytech (UK) Limited | Information & communication | 2019 |
| Paytech Industries Ltd | Information & communication | 2025 |
| Pazit Infotech Limited | Information & communication | 2016 |
| PB Baits Ltd | Manufacturing | 2025 |
| PB City Basketball Limited | Arts & recreation | 2023 |
| PB Composite Services Ltd | Manufacturing | 2024 |
| PB Services (NF) Ltd | Professional & scientific | 2022 |
| PB Tyres UK LLP | | 2004 |
| PBJ Group Limited | Professional & scientific | 2018 |
| PBR Logistics Ltd | Transport & logistics | 2025 |
| PBRE26 Ltd | Real estate | 2024 |
| Pbrs Services Ltd | Construction | 2018 |
| PC Link Ltd | Information & communication | 2009 |
| PC Salvage Ltd | Wholesale & retail | 2023 |
| PC33 Limited | Professional & scientific | 2019 |
| Pchu Limited | Information & communication | 2014 |
| Pcicase UK Limited | Wholesale & retail | 2007 |
| Pcmrg Ltd | Information & communication | 2016 |
| Pcmsoft Limited | Information & communication | 2022 |
| Pcnet Ltd | Information & communication | 2021 |
| PCU Control Ltd | Other services | 2024 |
| Pcvue Solutions Ltd | Information & communication | 1988 |
| PD Francis Care Limited | Health & social care | 2025 |
| PDD Group Ltd | Professional & scientific | 1980 |
| PDH (MGM) Limited | Financial services | 2017 |
| PDM Consultancy Ltd | Professional & scientific | 2024 |
| PDM Motorsport Media Ltd | Manufacturing | 2024 |
| PDP Collect Ltd | Transport & logistics | 2025 |
| PDT Commercial Ltd | Professional & scientific | 2023 |
| PDT Logistics Ltd | Transport & logistics | 2024 |
| PE Solar Ltd | Construction | 2024 |
| PEA Skinner Ltd | Other services | 2024 |
| Peace and Tranquility Limited | Professional & scientific | 2005 |
| Peace Cabs Limited | Transport & logistics | 2023 |
| Peace Event and Entertainment Ltd | Information & communication | 2025 |
| Peace of Mind Marketing (Pomm) Ltd | Professional & scientific | 2023 |
| Peace Path Ltd | Wholesale & retail | 2026 |
| Peacehaven Holdings Limited | Financial services | 1999 |
| Peacehaven Schools Limited | Construction | 1999 |
| Peach Care Services Ltd | Public administration | 2021 |
| Peach Cream Boutique Limited | Professional & scientific | 2022 |
| Peacock Project Solutions Ltd | Professional & scientific | 2025 |
| Peak Driving Limited | Professional & scientific | 2014 |
| Peak Golf Ltd | Information & communication | 2026 |
| Peak Medical Services Limited | Health & social care | 2019 |
| Peam Properties Limited | Real estate | 2021 |
| Peanutdata Ltd | Information & communication | 2012 |
| Pear Furniture Limited | Wholesale & retail | 2023 |
| Pearce and Dale Ltd | Wholesale & retail | 2017 |
| Pearl Digital Money Limited | Financial services | 2025 |
| Pearl Point Properties Ltd | Real estate | 2024 |
| Pearl Produce Limited | Wholesale & retail | 2021 |
| Pearlescent House Ltd | Wholesale & retail | 2023 |
| Peartree Bridge Garage Services Ltd | Other services | 2017 |
| Peartree Bridge Lodge Limited | Hospitality | 2011 |
| Peartree Bridge Valleting Centre Ltd | Other services | 2019 |
| Peartree Lodge Waterside Limited | Extraterritorial | 2002 |
| Peartree Services (Aukmk) Limited | Health & social care | 2011 |
| Peartree Town Express Ltd | Hospitality | 2025 |
| Peartree Town Ltd | Hospitality | 2024 |
| Peasnell Electrical Limited | Manufacturing | 2014 |
| Pebble Agency Limited | Professional & scientific | 2017 |
| Peci Services Limited | Administrative & support | 2019 |
| Peddle & Co Properties Ltd | Real estate | 2026 |
| Peeled Financial Services Limited | Information & communication | 2020 |
| Peels Wheels Limited | Wholesale & retail | 2022 |
| Peerless Camera Company Limited | Arts & recreation | 1977 |
| Pegasus Advisors Ltd | Real estate | 2023 |
| Pegasusforridehigh Limited | Education | 2016 |
| Pekek (UK ) Ltd | Real estate | 2018 |
| Peletoans Ltd | Wholesale & retail | 2025 |