| Pure Painting Ltd | Construction | 2022 |
| Purland Developments Limited | Professional & scientific | 2018 |
| Purland Property Limited | Professional & scientific | 1996 |
| Purnell Secretarial Services Limited | Manufacturing | 1967 |
| Purple Monkey Recruitment Ltd | Administrative & support | 2012 |
| Purple Tree Telecom Limited | Information & communication | 2014 |
| Purplespoon Events Ltd | Hospitality | 2018 |
| Putsham Associates Ltd | Professional & scientific | 2020 |
| PWP Consultants Ltd | Construction | 2016 |
| Pyman Bell (Holdings) Limited | Financial services | 1901 |
| Pyman Estates Limited | Real estate | 1981 |
| Pyrus Media (South West) Ltd | Information & communication | 2020 |
| QIU Yuan Limited | Hospitality | 2021 |
| QSS IT Holdings Ltd | Financial services | 2023 |
| QSS IT Ltd | Information & communication | 2013 |
| Qsservices Limited | Professional & scientific | 2011 |
| Quality Care Professionals Ltd | Administrative & support | 2015 |
| Quality Scaffolding Services Ltd | Construction | 2018 |
| Quantock Classics Limited | Wholesale & retail | 2021 |
| Quantock Commercial Management Ltd | Administrative & support | 2013 |
| Quantock Construction Limited | Professional & scientific | 1998 |
| Quantock Developments Ltd | Construction | 2026 |
| Quantock Education Trust | Education | 2011 |
| Quantock Environmental LLP | | 2021 |
| Quantock Farm Ltd | Agriculture & fishing | 2020 |
| Quantock Holdings Limited | Hospitality | 2016 |
| Quantock Homes Limited | Construction | 2012 |
| Quantock Lodge Leisure Ltd. | Arts & recreation | 1999 |
| Quantock Loler and Tree Care Ltd | Agriculture & fishing | 2025 |
| Quantock Occupational Health and Safety Ltd | Health & social care | 2019 |
| Quantock Office Systems Limited | Construction | 1989 |
| Quantock Paving Ltd | Administrative & support | 2025 |
| Quantock Small Business Services Ltd | Professional & scientific | 2012 |
| Quantum Healing Academy Ltd | Education | 2024 |
| Quartertosix Ltd | Professional & scientific | 2009 |
| Quay Side Trampoline and Gymnastic Club Ltd | Arts & recreation | 2013 |
| Queensbury Products Limited | Wholesale & retail | 2002 |
| Queenswood Development and Green Energy Company Limited | Energy | 1993 |
| Quenteece Ltd | Wholesale & retail | 2023 |
| Quick Graphics Ltd | Professional & scientific | 2025 |
| Quinn-Thomas Limited | Financial services | 2019 |
| Quintillio Limited | Hospitality | 2009 |
| R & E Property Investment Limited | Real estate | 2021 |
| R & S Holdings Bridgwater Limited | Hospitality | 2024 |
| R Dingle Ltd | Water & waste | 2021 |
| R H Coram Limited | Agriculture & fishing | 2020 |
| R J Morgan & Sons Limited | Transport & logistics | 2011 |
| R K Bell Projects Limited | Construction | 2008 |
| R K Stone Renovations ( Somerset) Limited | Extraterritorial | 2017 |
| R Phillips Engineering Limited | Manufacturing | 2020 |
| R T Gray Property Development Limited | Construction | 2013 |
| R Williams Construction Limited | Construction | 2026 |
| R&A Innovations Ltd | Information & communication | 2026 |
| R&L PROPERTYZ4U Limited | Real estate | 2026 |
| R&M Enterprise South West Limited | Real estate | 2013 |
| R&S Property Maintenance Ltd | Construction | 2020 |
| R.E. & V.A. Robinson Limited | Financial services | 1976 |
| R.F. Sperrings Limited | Extraterritorial | 1978 |
| R.F.S. (Contracts) Limited | Construction | 1984 |
| R.J. Home Renovations Ltd | Construction | 2026 |
| R.J.D. Scaffolding Limited | Construction | 2000 |
| R.T.S. Engineering (Somerset) Limited | Construction | 1978 |
| Radiology Reporting Ltd | Health & social care | 2011 |
| Radison Essex Ltd | Transport & logistics | 2024 |
| Rainbows Gate Pet Crematorium Limited | Extraterritorial | 2018 |
| Raja Gift Limited | Other services | 2017 |
| Ralph's Coffee Limited | Wholesale & retail | 2021 |
| Rapprocher Ltd | Financial services | 2002 |
| Raptor Carpentry Ltd | Manufacturing | 2025 |
| Rashol Luna Ltd | Administrative & support | 2025 |
| Ratom Ltd | Construction | 2021 |
| Ravens EYE Ltd | Professional & scientific | 2025 |
| Rayan Living Solutions Limited | Construction | 2025 |
| Raymond Samuel Cummins Limited | Extraterritorial | 2023 |
| Rayner Property Group Ltd | Real estate | 2023 |
| RB Solutions Ltd | Professional & scientific | 2025 |
| RCH Plumbing & Heating Services Limited | Construction | 2007 |
| RD Properties (SW) Ltd | Real estate | 2023 |
| RDF Groundworks & Construction Ltd | Construction | 2023 |
| Re:Quest Education | Extraterritorial | 2002 |
| Reach Your Peak Online Ltd | Health & social care | 2018 |
| Reactive Solutions Ltd | Construction | 2025 |
| Real Timber Carpentry Ltd | Construction | 2004 |
| Rebel 1 Retreats Limited | Hospitality | 2025 |
| Recyclate Energy Solutions Limited | Energy | 2018 |
| Red Hugh Ventures Limited | Information & communication | 2026 |
| Red Kite Assets Limited | Real estate | 2025 |
| Red Oak Properties Ltd | Real estate | 2024 |
| Red Ruby Property Limited | Real estate | 2026 |
| Red Stag Limited | Professional & scientific | 2021 |
| Reds Training Ltd | Health & social care | 2021 |
| Reed Residences Ltd | Real estate | 2025 |
| Reflections Supported Accommodation Ltd | Health & social care | 2015 |
| Refmech Ltd | Professional & scientific | 2019 |
| Regal View Windows and Doors Ltd | Construction | 2022 |
| Regency Butchers Ltd | Wholesale & retail | 2013 |
| Regency Enterprises (South West) Limited | Real estate | 2004 |
| Regency Maintenance & Construction Limited | Construction | 2017 |
| Regency Mouldings Limited | Manufacturing | 2008 |
| Regenesis Health and Fitness Ltd | Other services | 2025 |