| Penquite Marketing Ltd | Professional & scientific | 2006 |
| Pensilva Holdings Ltd | Real estate | 2026 |
| Penta Trans Ltd | Transport & logistics | 2018 |
| Pentagongoldone Ltd | Health & social care | 2026 |
| Pentesting UK Ltd | Information & communication | 2009 |
| Pentire Limited | Wholesale & retail | 2025 |
| Penwith Ltd | Manufacturing | 2009 |
| Penwithian Wholesalers Limited | Wholesale & retail | 1961 |
| Penyfron Ltd | Households | 2011 |
| Penzer Building & Renovation Limited | Administrative & support | 2003 |
| Pepper Best Developments Limited | Construction | 2000 |
| Pepper Best Limited | Construction | 1985 |
| PER Terram Property Ltd | Real estate | 2019 |
| Pera EXE Developments Ltd | Construction | 2025 |
| Perce & Williams Ltd | Manufacturing | 2022 |
| Perchmode Limited | Real estate | 1986 |
| Percy K Properties Limited | Real estate | 2023 |
| Perez IT Consultant Limited | Information & communication | 2026 |
| Perfect People Solutions Limited | Administrative & support | 2019 |
| Perfected Care Ltd | Health & social care | 2021 |
| Perform 2XL Limited | Administrative & support | 2009 |
| Perform Music Limited | Arts & recreation | 2008 |
| Peri Peri Guys Ltd | Hospitality | 2018 |
| Periculum Research Limited | Administrative & support | 2022 |
| Peripoint Limited | Information & communication | 2020 |
| Perisseuo Ltd | Administrative & support | 2021 |
| Perity Ltd | Information & communication | 2023 |
| Perkins-Brown Ltd | Construction | 2019 |
| Perl Developments Limited | Hospitality | 2011 |
| Perranporth Pizza Ltd | Hospitality | 2021 |
| Perriams Property Limited | Real estate | 2014 |
| Perridge Close Limited | Households | 2023 |
| Perry Court Management Company Limited | Households | 2021 |
| Perry Prowse (Insurance Consultants) Ltd. | Financial services | 1996 |
| Personal Online Protection Services Limited | Information & communication | 2026 |
| Personnel Information Planner App Ltd | Information & communication | 2024 |
| Perspective HR Ltd | Administrative & support | 2019 |
| Perspective Prints Ltd | Manufacturing | 2022 |
| Persse Farriers Ltd | Agriculture & fishing | 2009 |
| Peryam Court Limited | Real estate | 1996 |
| PES Trustees Limited | Professional & scientific | 2025 |
| Pete Dunn Builders Limited | Construction | 2025 |
| Peter Tate Limited | Construction | 2012 |
| Peter & Sandra Dream Cakes Ltd. | Wholesale & retail | 2024 |
| Peter DU Cane Ltd | Information & communication | 2014 |
| Peter Frank & R W Turl Limited | Construction | 2019 |
| Peter Gurney Ltd | Real estate | 2025 |
| Peter Hoban Consulting Limited | Professional & scientific | 2018 |
| Peter John Doman Limited | Extraterritorial | 2024 |
| Peter Nicholas Associates Limited | Administrative & support | 2020 |
| Peter Pring Limited | Manufacturing | 2006 |
| Peter Randall-Page Studios Limited | Arts & recreation | 2017 |
| Peter Salter Motor Engineer Limited | Wholesale & retail | 2003 |
| Peter Skinner & Associates Limited | Professional & scientific | 2007 |
| Peter Tosh Opticians Limited | Wholesale & retail | 2016 |
| Peterpan Global Services Ltd | Information & communication | 2024 |
| Petersen Leisure Ltd | Hospitality | 2014 |
| Petersfield Management (Exeter) Limited | Construction | 2012 |
| Petra BIZ (SW) Limited | Hospitality | 2024 |
| Petroc Energy Services Limited | Energy | 2023 |
| Peverell Avenue (60-66) West Manco Limited | Households | 2009 |
| PFM Property Investments LLP | | 2025 |
| PFP Cullompton Limited | Arts & recreation | 2017 |
| PFP World Software Ltd | Information & communication | 2026 |
| PGD Management Services Ltd | Administrative & support | 2019 |
| PGH (South West) Limited | Financial services | 2012 |
| PGT Consultancy Services Ltd | Education | 2025 |
| PGU Ltd | Construction | 2023 |
| PH (SPV) Limited | Hospitality | 2025 |
| PH Sounds Ltd | Administrative & support | 2022 |
| Pharm Haven Ltd | Wholesale & retail | 2019 |
| Pharm Nosco Limited | Health & social care | 2022 |
| Pharmaderma Limited | Wholesale & retail | 2022 |
| Phase Electrics (SW) Limited | Construction | 2011 |
| Phasestor Limited | Wholesale & retail | 2023 |
| Phee the ODP Ltd | Health & social care | 2019 |
| Phil Bettinson Ltd | Wholesale & retail | 2010 |
| Phil Good Homes Ltd | Real estate | 2024 |
| Phil Thorpe Holdings Limited | Financial services | 2025 |
| Phil.Fi Limited | Real estate | 2020 |
| Philcis Facility Management Ltd | Administrative & support | 2025 |
| Philip Carruthers Limited | Professional & scientific | 2010 |
| Philip Gilbert Ltd | Hospitality | 2015 |
| Philixa Productions CIC | Information & communication | 2021 |
| Phillips Mgmt Ltd | Professional & scientific | 2019 |
| Phillips UK Properties Ltd | Real estate | 2019 |
| Phmc 1 Limited | Real estate | 1989 |
| Phmc 2 Limited | Real estate | 1989 |
| Phoebe's Properties Ltd | Real estate | 2026 |
| Phoenix Employment Consultants Limited | Professional & scientific | 2007 |
| Phoenix Exeter Limited | Professional & scientific | 2005 |
| Phoenix Glass UK Ltd | Wholesale & retail | 2025 |
| Phoenix Horizon Group Ltd | Education | 2025 |
| Phoenix Locks Exeter Ltd | Manufacturing | 2025 |
| Phoenix Professional Homes Limited | Real estate | 2018 |
| Phoenix Property Lets Ltd | Real estate | 2025 |
| Phone Champ Limited | Wholesale & retail | 2024 |
| Phone Pro Limited | Wholesale & retail | 2024 |
| Photo Technix Limited | Professional & scientific | 2023 |
| Pichler Planning Consultancy Limited | Professional & scientific | 2012 |