| Paradimes Services Ltd | Administrative & support | 2022 |
| Paragon Longevity Analytics Limited | Financial services | 2025 |
| Paragon Parts (Holdings) Limited | Professional & scientific | 2000 |
| Paragon Parts Ltd. | Wholesale & retail | 1984 |
| Parakletus Life Limited | Health & social care | 2015 |
| Paralegal Dept Limited | Professional & scientific | 2026 |
| Parallel Wealth Management Group Limited | Financial services | 2025 |
| Parallel Wealth Management Limited | Financial services | 2017 |
| Paramount Visas Ltd | Professional & scientific | 2020 |
| Parantaa Ltd | Wholesale & retail | 2017 |
| Parasat Publishing Ltd | Information & communication | 2024 |
| Parawave Limited | Administrative & support | 2023 |
| Parc Digital Limited | Professional & scientific | 2023 |
| Parcel People Ltd | Transport & logistics | 2025 |
| Parcelgiants Limited | Transport & logistics | 2013 |
| Parenting-On-Sea CIC | Education | 2021 |
| Parham Close (Hintlesham) Management Company Ltd | Real estate | 2022 |
| Park Capital Holdings Ltd. | Financial services | 2017 |
| Park Farm Barns Limited | Real estate | 2010 |
| Park Gate Creative Ltd | Arts & recreation | 2023 |
| Park Pilot Ltd | Transport & logistics | 2025 |
| Park View House Limited | Real estate | 2020 |
| Parker Cattle Ltd. | Agriculture & fishing | 2003 |
| Parkers Garage Ltd | Wholesale & retail | 2002 |
| Parkland Riverside Management Company Limited | Real estate | 2019 |
| Parklands Livery Management Limited | Agriculture & fishing | 2014 |
| Parkrow Trading Ltd | Hospitality | 2016 |
| Parkside ERP Limited | Information & communication | 2018 |
| Parkway Consultancy Limited | Information & communication | 2020 |
| Parmenter Care LLP | | 2011 |
| Paroc Management Consultancy Ltd | Professional & scientific | 2016 |
| Parrotverse Holdings Ltd | Financial services | 2025 |
| Partej Limited | Wholesale & retail | 2011 |
| Particle Black UK Ltd | Information & communication | 2024 |
| Partida Romilor Pro Europa UK Ltd | Education | 2026 |
| Partnerd Limited | Wholesale & retail | 2015 |
| Partridge Haulage Ltd | Transport & logistics | 2016 |
| Partridge Psychology Limited | Education | 2025 |
| Parv Cabs Limited | Wholesale & retail | 2023 |
| PAS Surveying Ltd | Professional & scientific | 2025 |
| Pashford Properties Ltd | Real estate | 2022 |
| Pasio Ltd | Information & communication | 2018 |
| Pass Spedition Ltd | Transport & logistics | 2022 |
| Pass With Pitty Ltd | Education | 2026 |
| Passion PVT Limited | Health & social care | 2014 |
| Passion Waggons Ltd | Wholesale & retail | 2024 |
| Pasta Masta Ltd | Hospitality | 2026 |
| PAT Bellay Designers Limited | Professional & scientific | 1983 |
| Pathway 360 Limited | Extraterritorial | 2015 |
| Pathways Skills Academy Ltd | Education | 2023 |
| Patmore Property Investments Limited | Wholesale & retail | 2016 |
| Patmore Softeners Limited | Information & communication | 2003 |
| Patmore Water Softeners Limited | Wholesale & retail | 2003 |
| Patrick Allen & Associates Limited | Professional & scientific | 2003 |
| Patrick DCM Ltd | Transport & logistics | 2026 |
| Patrick's Home Improvements Ltd | Construction | 2024 |
| Patrons' DEN Limited | Other services | 2015 |
| Patry Web Ltd | Information & communication | 2020 |
| Patten & Nunn Limited | Construction | 2026 |
| Patten Group Ltd | Financial services | 2021 |
| Pattern 13 Limited | Transport & logistics | 2019 |
| Patterson ARC Holdings Limited | Financial services | 2023 |
| Patterson ARC Limited | Manufacturing | 2013 |
| Patty Macs Felixstowe Ltd | Hospitality | 2023 |
| Patwich Ltd | Information & communication | 2019 |
| Paul Bateman Roofing Limited | Construction | 2013 |
| Paul Crathern Ltd | Construction | 2019 |
| Paul Ryan Property Ltd | Real estate | 2022 |
| Paul Siddle Construction Services Limited | Construction | 2008 |
| Paul Smith Dental Care Ltd | Health & social care | 2010 |
| Paul Vonberg Limited | Professional & scientific | 2013 |
| Paul West Property Management Limited | Real estate | 2003 |
| Paul Youngs Ltd | Administrative & support | 2015 |
| Paul's Sports and Social Club Limited | Other services | 2011 |
| Paul's Vehicle Repairs Limited | Wholesale & retail | 2015 |
| Pauline Goreham Consultancy Limited | Financial services | 2026 |
| Pauline Scott Property Management Limited | Real estate | 2009 |
| Pauls Tree Services Ltd. | Agriculture & fishing | 2002 |
| Pavilion Renewable Resources (UK) Limited | Professional & scientific | 2022 |
| PAW3L Ltd | Professional & scientific | 2025 |
| Paws and Relax Grooming Ltd | Other services | 2026 |
| Pawtique Ltd | Agriculture & fishing | 2020 |
| PAY Hive Limited | Administrative & support | 2022 |
| PAY in Education Limited | Education | 2018 |
| Payaana Limited | Professional & scientific | 2014 |
| Paycore Admin Services Ltd | Construction | 2023 |
| Payedayz Ltd | Administrative & support | 2018 |
| Payhaus Limited | Administrative & support | 2023 |
| Paynes Complete Refrigeration Ltd | Other services | 2025 |
| Paypi Ltd | Information & communication | 2021 |
| Paypulse Technologies Ltd | Information & communication | 2024 |
| Pays 2 B Green Limited | Energy | 2011 |
| Payshore Limited | Administrative & support | 2011 |
| PB Supplies Ltd | Wholesale & retail | 2026 |
| PB06 Ltd | Wholesale & retail | 2025 |
| PBE Innovations Ltd | Construction | 2024 |
| PC Design Ltd | Information & communication | 2022 |
| PC Futures Limited | Information & communication | 2013 |
| PC Investigations Ltd | Administrative & support | 2010 |
| Pcad Cleaning Limited | Administrative & support | 2012 |