| Orchard Accounting Limited | Professional & scientific | 2022 |
| Original Light Ltd | Information & communication | 2022 |
| Ornament Studio Limited | Professional & scientific | 2024 |
| Ottimina Ltd | Real estate | 2019 |
| Outstanding Outcomes Limited | Agriculture & fishing | 2004 |
| P Cable Plumbing and Heating Limited | Construction | 2014 |
| Packham Thatchers Limited | Construction | 2018 |
| Page & Co the Clearance Company Ltd | Water & waste | 2021 |
| Peasmarsh Barns Management Company Limited | Extraterritorial | 2014 |
| Pendragon Systems Limited | Information & communication | 2005 |
| Pension Annuities Direct Limited | Financial services | 2013 |
| Pension Options Limited | Financial services | 2013 |
| Perfectly Polished by Katie Ltd | Administrative & support | 2025 |
| Perlucid LLP | | 2018 |
| Perry's Cider Limited | Manufacturing | 2012 |
| Peter Gray MA LLM Frcs Frcophth Limited | Health & social care | 2024 |
| Peter Hartnell Limited | Real estate | 1972 |
| Peter Marsden Property Finance Limited | Financial services | 2002 |
| Phoenix Gym Ltd | Arts & recreation | 2025 |
| Photoword Limited | Information & communication | 2002 |
| Piggy in the Middle Ltd | Hospitality | 2021 |
| Pioneer (SW) Ltd | Construction | 2018 |
| Platter and Table Limited | Hospitality | 2025 |
| Polmear Court Management Company Limited | Households | 2003 |
| Portmed Limited | Information & communication | 2026 |
| Precision Bookkeeping Solutions Limited | Professional & scientific | 2017 |
| Premier Fencing Ltd | Construction | 2006 |
| Prestige Homes (Devon) Limited | Construction | 2017 |
| Pretwood Equestrian Limited | Arts & recreation | 2020 |
| Pretwood Ltd | Professional & scientific | 2012 |
| Punky Dory (Somerset) Ltd | Wholesale & retail | 2024 |
| Purple Field Productions Limited | Information & communication | 2007 |
| Q the Entertainment Limited | Administrative & support | 2025 |
| Quantec AWD Ltd | Manufacturing | 2015 |
| R J Matravers Limited | Construction | 2002 |
| R. J. Pitcher Limited | Wholesale & retail | 2000 |
| R8 Events Ltd | Administrative & support | 2026 |
| Radcliff Consulting Limited | Professional & scientific | 2009 |
| Red Moon Events Limited | Hospitality | 2025 |
| Redgates Partnership Ltd | Financial services | 2023 |
| Rejuvenate South West Limited | Health & social care | 2025 |
| Revive Cleaning Services Ltd | Administrative & support | 2021 |
| REX Dingle Limited | Arts & recreation | 2022 |
| RG Johnson Construction Limited | Construction | 2015 |
| Ribmark Limited | | 1989 |
| Rippa Excavator Manufacturer Limited | Manufacturing | 2025 |
| RJ Global Limited | Professional & scientific | 2008 |
| RK the Car GUY Ltd | Professional & scientific | 2023 |
| Roof Care 365 Ltd | Construction | 2023 |
| Root One Sales & Marketing Ltd | Wholesale & retail | 2023 |
| Rose Mill Feeds Ltd | Wholesale & retail | 2024 |
| Rosewood Kitchens & Kitchen Updates Ltd | Wholesale & retail | 2024 |
| S Dawn Design Limited | Professional & scientific | 2024 |
| Sally Tuffin Limited | Professional & scientific | 2000 |
| SAM Hawkins Unique Jewellery Ltd | Manufacturing | 2019 |
| SAM House Tiling Ltd | Construction | 2025 |
| Sara Kennard Limited | Health & social care | 2010 |
| Sassy Squid Limited | Wholesale & retail | 2025 |
| Scaffolding Matters Ltd | Professional & scientific | 2007 |
| Sell Yourself Digital Ltd | Professional & scientific | 2023 |
| Sentimental Care Limited | Health & social care | 2003 |
| SGC Plumbing Limited | Construction | 2019 |
| Shire Groundworks Ltd | Professional & scientific | 2013 |
| Shire Properties Southwest Ltd | Construction | 2025 |
| Silver Lining Internships Limited | Wholesale & retail | 2017 |
| Simon Land Projects Ltd | Construction | 2011 |
| Sky Interiors Ltd | Construction | 2012 |
| Sky Printers Limited | Manufacturing | 2017 |
| Snack Attack Ltd | Hospitality | 2025 |
| SNC Plumbing & Heating Ltd | Construction | 2025 |
| Sole Comfort Ltd | Health & social care | 2024 |
| Soleus Podiatry Limited | Health & social care | 2020 |
| Somerset Angling Limited | Wholesale & retail | 2015 |
| Somerset Business Coaching Ltd | Professional & scientific | 2020 |
| Somerset Cleaning Group Ltd | Administrative & support | 2021 |
| Somerset Joinery Ltd | Manufacturing | 2017 |
| Somerset Plumbing and Heating Services Ltd | Construction | 2019 |
| Sonic Systems Limited | Manufacturing | 1984 |
| South West Leisure Spares Limited | Wholesale & retail | 2024 |
| Southtown Barns Limited | Transport & logistics | 2021 |
| Southwest Inventories Limited | Households | 2020 |
| Splatford Barton Business Park Management Company Limited | Real estate | 2020 |
| Splendid Landscapes Limited | Construction | 2010 |
| Squiggle Graphics Limited | Professional & scientific | 2017 |
| Sqwrz Limited | Extraterritorial | 2019 |
| ST Elmo Lodge (Salcombe) Maintenance Company Limited | Households | 2001 |
| Stag Commercial Limited | Administrative & support | 2025 |
| Stag Storage Limited | Administrative & support | 2025 |
| Startech Engineering Ltd | Construction | 2018 |
| Stats Properties Limited | Extraterritorial | 2015 |
| Steve Graham Relocations Limited | Administrative & support | 2000 |
| Stodge Ltd | Arts & recreation | 2023 |
| Stone Property (SW) Ltd | Real estate | 2023 |
| Stonehouse Developments (South West) Ltd | Construction | 2020 |
| Stonewalk Construction Limited | Construction | 1997 |
| Streeter R F Ltd | Real estate | 2017 |
| Summervale Mews Management Company Limited | Households | 2014 |
| Sunshare Property Management Limited | Hospitality | 1998 |
| Sunshine Caribbean Catering Ltd | Hospitality | 2017 |
| Sweet Success Driver Training Limited | Education | 2024 |