| P.A. Underhill Limited | Agriculture & fishing | 2008 |
| Pacelab Ltd | Arts & recreation | 2018 |
| Pacific Radiology Anytime | | 2022 |
| Paste Ltd | Construction | 2020 |
| Patient Choice Direct Ltd | Wholesale & retail | 2016 |
| Patou Alpacas Limited | Agriculture & fishing | 2007 |
| Paul Squires Property Ltd | Real estate | 2020 |
| Pearson Family Partnership LLP | | 2025 |
| Peatland Restoration CIC | Professional & scientific | 2026 |
| Pegasus Commodities Limited | Financial services | 2025 |
| Pegasus Technology Distribution Limited | Professional & scientific | 2025 |
| Pentland Road Windfarm Limited | Energy | 2008 |
| Pep-Wood Properties LLP | | 2024 |
| Peppercorn Consulting Ltd | Professional & scientific | 2018 |
| Perfect World Consulting Ltd | Administrative & support | 2019 |
| Pheonix Solutions Somerset Limited | Administrative & support | 2018 |
| Philgarno Fruit Limited | | 1987 |
| Philip Parker & SON Limited | Construction | 2008 |
| Phoenix Care 91 Ltd | Health & social care | 2020 |
| Phoenix Gold Care Limited | Health & social care | 2024 |
| Pick ME UP Products Limited | Wholesale & retail | 2005 |
| Pied Pipers Ltd | Education | 2023 |
| Pigbrain.Io LLP | | 2025 |
| Pillar Box PR Ltd | Professional & scientific | 2016 |
| Pink Curtain Consultants Limited | Professional & scientific | 2008 |
| Pioneer Law Limited | Professional & scientific | 2014 |
| Pire Consulting Ltd | Information & communication | 2018 |
| Pizza Palace & Burger Bar Ltd | Hospitality | 2026 |
| PJ Hayman Abattoir Ltd | Manufacturing | 2022 |
| Platinum Kitchens South West Ltd | Manufacturing | 2020 |
| Platinum Shoe Care Ltd | Other services | 2023 |
| PLD Construction Ltd | Construction | 2013 |
| Plittle Trust | | 2023 |
| POINT33 Limited | Professional & scientific | 2013 |
| Pole Tech Ltd | Construction | 2020 |
| Polychroma Micron Powders Limited | Manufacturing | 2017 |
| Polyment Limited | Information & communication | 2021 |
| Poniente Limited | Professional & scientific | 2002 |
| Potts Chimney Sweeping Limited | Administrative & support | 2023 |
| Predictive Health Intelligence Ltd | Health & social care | 2019 |
| Premier Croo Ltd | Wholesale & retail | 2020 |
| Premier Croo Properties Limited | Real estate | 2005 |
| Premier Dynamics Limited | Real estate | 2024 |
| Premium Health 24 Ltd | Health & social care | 2022 |
| Prepare to WIN Ltd | Health & social care | 2020 |
| Prettyeffects Ltd. | Health & social care | 2021 |
| Prime Occupational Health Ltd | Other services | 2011 |
| PRM Projects Ltd | Manufacturing | 2023 |
| PRM Waste Systems Limited | Manufacturing | 1998 |
| Progressive Swiss Group Ltd | Construction | 2007 |
| Prosper Chip Timing Ltd | Administrative & support | 2026 |
| Prosper Eventing Ltd | Arts & recreation | 2021 |
| Protocol Search & Selection Ltd | Administrative & support | 2016 |
| Psychology in Mind Limited | Health & social care | 2007 |
| Pulsar Insight Limited | Information & communication | 2006 |
| Purple Hare Property Investments Limited | Real estate | 2025 |
| Purposed Ltd | Wholesale & retail | 2020 |
| Quantocius Limited | Administrative & support | 2018 |
| Quantum Structural Design Ltd | Construction | 2024 |
| Quayside Publishing Limited | Real estate | 1990 |
| Quick Bites Kitchen Limited | Hospitality | 2025 |
| R & K Building Limited | Construction | 2020 |
| R & R (Devon) Holdings Ltd | Financial services | 2019 |
| R&M Wholesale Ltd | Wholesale & retail | 2025 |
| Raine Richards Management Limited | Real estate | 2019 |
| Ramswell Consulting Ltd | Professional & scientific | 2025 |
| Rapid Shot Ltd | Arts & recreation | 2023 |
| Raven Support Ltd | Health & social care | 2020 |
| RCT Group Holdings Ltd | Financial services | 2025 |
| Rdac Limited | Construction | 2022 |
| Red Box Electrical Limited | Construction | 2014 |
| Red Box Homes Ltd | Construction | 2009 |
| Red Square Fire Protection Ltd | Construction | 2020 |
| Regulus Investments Limited | Administrative & support | 2011 |
| Rekindling the Wild CIC | Education | 2025 |
| Relyon Beds Limited | Manufacturing | 2020 |
| Relyon Limited | Professional & scientific | 2020 |
| Reminiscence Learning | Other services | 2003 |
| Remote Robotics Ltd | Mining & quarrying | 2017 |
| Renewable Power Limited | Financial services | 2003 |
| Repair Xperts Pro Ltd | Manufacturing | 2024 |
| Resilient Collective Ltd | Wholesale & retail | 2026 |
| Retail Oxygen Limited | Wholesale & retail | 2010 |
| Retro Arte Voiture Ltd | Professional & scientific | 2013 |
| Revivo Spaces Limited | Construction | 2023 |
| RGM Garage Ltd | Wholesale & retail | 2021 |
| Riba Solutions Limited | Wholesale & retail | 2024 |
| Richmond Construction (South West) Limited | Construction | 2022 |
| Ridgeway Cider Co Ltd | Manufacturing | 2026 |
| Rigel Group Limited | Financial services | 2018 |
| Rise Pilates Studio Ltd | Arts & recreation | 2025 |
| Rishi Enterprise Ltd | Hospitality | 2009 |
| RK Crafted Ltd | Information & communication | 2024 |
| Rmlocations Ltd | Administrative & support | 2018 |
| Roast&Ripple Limited | Hospitality | 2026 |
| Robinson Construction South West Ltd | Construction | 2023 |
| Robt. Jones UK Limited | | 2014 |
| Rock Homes (SW) Ltd | Construction | 2006 |
| RON Thompson (Carpets) Ltd | Wholesale & retail | 2004 |
| Roofcare South West Ltd | Construction | 2015 |