| Prestige Develop Ltd | Construction | 2018 |
| Prestleigh Inn B&B Limited | Hospitality | 2024 |
| Preston Farm Solar Park Limited | Energy | 2020 |
| Prime Sculpting Ltd | Extraterritorial | 2026 |
| Pro Cabs & Co Ltd | Transport & logistics | 2015 |
| Pro-Tile Solutions & Installations Limited | Construction | 2025 |
| Profred Ltd | Wholesale & retail | 2025 |
| Project 90 Limited | Extraterritorial | 2021 |
| Project Consultants Limited | Professional & scientific | 1995 |
| Projet Karma Ltd. | Construction | 2005 |
| Proproven Limited | Information & communication | 2026 |
| Prosis Ltd | Administrative & support | 2011 |
| Protea Associates Ltd | Health & social care | 2011 |
| Protek ESP Limited | Manufacturing | 2022 |
| Public House Co-Working Limited | Real estate | 2019 |
| Pudds Cross Renewables Limited | Energy | 2025 |
| Punton & Scott Developments Ltd | Construction | 2025 |
| Purchase Plumbing and Heating Ltd | Construction | 2024 |
| PYE Hill Consulting Limited | Information & communication | 2024 |
| Pylle Motor Spares Limited | Wholesale & retail | 1994 |
| Pylle Motors Metal Recycling Ltd | Wholesale & retail | 2021 |
| Qsh-Transport Ltd | Construction | 2019 |
| Quality Strategies Ltd | Professional & scientific | 2015 |
| Questmore Limited | Hospitality | 2016 |
| Quick Bite Shepton Ltd | Hospitality | 2025 |
| Quince Park Associates Limited | Professional & scientific | 2014 |
| R a Edwards & SON Ltd. | Agriculture & fishing | 2005 |
| R B Nicholls Construction Limited | Construction | 2025 |
| R Shepherd Contracting Ltd | Agriculture & fishing | 2013 |
| R W Gould Limited | Construction | 2005 |
| Race Trading Ltd | Wholesale & retail | 2024 |
| Rachel Ashwell Ltd | Other services | 2024 |
| Ralfes Yard Limited | Wholesale & retail | 2024 |
| Ralston Court (Wincanton 2008) Residents Association Ltd | Professional & scientific | 2009 |
| Rampisham Woods Solar Park Limited | Energy | 2015 |
| Rapid Response Radio Limited | Information & communication | 2012 |
| Rapt Pictures Ltd | Information & communication | 2020 |
| Rationum Limited | Wholesale & retail | 2015 |
| Ravanburn Ltd | Information & communication | 2018 |
| Rawsome Munchies Ltd | Wholesale & retail | 2023 |
| Reactive Electrical and Maintenance Ltd | Construction | 2006 |
| Read Agriservices Limited | Construction | 2003 |
| Reade Associates Limited | Professional & scientific | 2015 |
| Realising Another World Foundation | Education | 2010 |
| Reconnect Therapy & Training Ltd | Health & social care | 2023 |
| Red Brush Ltd | Construction | 2017 |
| Red Dragon Services Ltd | Health & social care | 2024 |
| Red Ice Retail Ltd | Wholesale & retail | 2026 |
| Reeds Soft Furnishings Ltd | Manufacturing | 2016 |
| Refined Selection Limited | Administrative & support | 2014 |
| Reflective State CIC | Arts & recreation | 2025 |
| Regulatus Ltd | Professional & scientific | 2017 |
| Reina Construction Limited | Construction | 2003 |
| Reliagen Chesterfield Ltd | Energy | 2013 |
| Reliagen Energy Ltd | Energy | 2017 |
| Reliagen Holdings Ltd | Professional & scientific | 2017 |
| Reliagen Projects Ltd | Manufacturing | 2019 |
| Renderlynn Limited | Real estate | 1981 |
| Renewable Energy Connections Limited | Energy | 2015 |
| Renewable Energy Partnerships Limited | Construction | 2002 |
| Repi Limited | Real estate | 2013 |
| Resilience Voyage Ltd | Other services | 2017 |
| Resurgo Solutions Ltd | Professional & scientific | 2025 |
| Retail Gift Co Ltd | Wholesale & retail | 2025 |
| RETAIL4LESS Ltd | Wholesale & retail | 2025 |
| Retrace Ltd | Professional & scientific | 2022 |
| Retrogear GG Limited | Wholesale & retail | 2026 |
| Revell Property Solutions Ltd | Real estate | 2018 |
| Revell Services Ltd | Information & communication | 2018 |
| Revive Garage Flooring Limited | Administrative & support | 2025 |
| Reyansh Enterprise Ltd | Health & social care | 2021 |
| RGF Event Horses Limited | Agriculture & fishing | 2020 |
| RHDGS2024 Ltd | Real estate | 2024 |
| Ricepie Trading Ltd | Hospitality | 2021 |
| Rich Rewards Limited | Hospitality | 1997 |
| Richard Brooks Tax Consultants Limited | Other services | 2016 |
| Richmond Court (Totterdown) Management Company Limited | Households | 1991 |
| Richses Limited | Hospitality | 2016 |
| Riding Factory Ltd | Wholesale & retail | 2022 |
| Rigby Lettings Ltd | Real estate | 2023 |
| Right Price (UK) Limited | Wholesale & retail | 1987 |
| Rights on Flights Ltd | Transport & logistics | 2023 |
| Riviam Digital Care Limited | Information & communication | 2002 |
| Robert Top Services Ltd | Manufacturing | 2024 |
| Rochford DBR Ltd | Real estate | 2014 |
| Rockleaze Residents Association Limited | Households | 1977 |
| Rockwells IT Ltd | Information & communication | 2019 |
| Roda Holding Limited | Financial services | 2024 |
| Roger Hutton Projects Limited | Professional & scientific | 2018 |
| Roibu DR Ltd | Health & social care | 2021 |
| Roman Stone (Cheddar) Limited | Administrative & support | 2004 |
| Root & HUE Limited | Manufacturing | 2025 |
| Root's NFM Limited | Agriculture & fishing | 2022 |
| Rosben Limited | Construction | 2006 |
| Rose Court Shepton Mallet Ltd | Households | 2026 |
| Roseal Ltd | Construction | 2022 |
| Rosie Wareham Marketing Ltd | Professional & scientific | 2021 |
| Rosyamymaya Ltd | Health & social care | 2023 |
| Rotanev Innovation Ltd | Professional & scientific | 2020 |
| Roundhouse Boxing Club Ltd | Arts & recreation | 2025 |