| Refurbished IT Limited | Wholesale & retail | 2020 |
| REK Group Ltd | Professional & scientific | 2020 |
| REK Interiors Ltd | Wholesale & retail | 2017 |
| Renovation and Construction Services Ltd | Construction | 2026 |
| Renteq Traffic Management (South West) Limited | Construction | 2003 |
| Resource & Waste Management Ltd | Professional & scientific | 2014 |
| Restquest Limited | Households | 1985 |
| Reveles Professional Development Ltd | Administrative & support | 2017 |
| Revington Associates Limited | Professional & scientific | 2013 |
| Revolution Electric Vehicles (REV) Limited | Manufacturing | 2020 |
| RF White Limited | Information & communication | 2016 |
| Rfilms Ltd | Information & communication | 2006 |
| RGC Property Group Ltd | Real estate | 2024 |
| RGG Horses Ltd | Administrative & support | 2022 |
| RH Business Consulting Ltd | Professional & scientific | 2021 |
| Rhizome Technology Ltd | Information & communication | 2025 |
| Richard ROE Ltd | Wholesale & retail | 2010 |
| Ricks & Co. Ltd | Financial services | 2017 |
| Ricky Fenby Ltd | Wholesale & retail | 2015 |
| Rider Consulting Limited | Professional & scientific | 2025 |
| Ridge View Holdings Ltd | Real estate | 2016 |
| Right on Studio Limited | Professional & scientific | 2019 |
| Rivendell Estates Sales & Lettings Ltd. | Real estate | 2018 |
| River & Oak Associates Limited | Information & communication | 2025 |
| River House Roastery Ltd | Hospitality | 2014 |
| Rjfl Investments Ltd | Real estate | 2020 |
| RKR Construction Ltd | Construction | 2025 |
| Rmdy Agency Ltd | Professional & scientific | 2024 |
| RND Studio Limited | Professional & scientific | 2022 |
| Robert C Bailey Limited | Wholesale & retail | 2012 |
| Robin Logie Limited | Health & social care | 2006 |
| Rock Hyrax Consulting Limited | Professional & scientific | 2017 |
| Rockabella PUB Company Ltd | Hospitality | 2025 |
| Rockers & Rollers Limited | Health & social care | 2008 |
| Rockhaven Construction Ltd | Construction | 2018 |
| Rockhaven Developments Limited | Construction | 2009 |
| Rockhaven Estates Limited | Construction | 2022 |
| Rockhaven Limited | Construction | 2018 |
| Roddenberry Sustainable Construction Ltd | Construction | 2018 |
| Rode Electrical Ltd | Construction | 2025 |
| Rode Parkfest 2026 Ltd | Arts & recreation | 2026 |
| Rode Property Management Limited | Households | 2004 |
| Rogers & Co Lettings Limited | Real estate | 2009 |
| Roma Construction South West Ltd | Construction | 2021 |
| Roman Fencing Ltd | Construction | 2022 |
| Roman Property Holdings Ltd | Real estate | 2019 |
| Ronny Ltd | Real estate | 2023 |
| Rook Lane Arts Trust Ltd. | Arts & recreation | 2001 |
| Room Rental Specialists Ltd | Real estate | 2014 |
| Rooms (Bristol) Ltd | Real estate | 2022 |
| Rope Access Technician Work Ltd | Construction | 2023 |
| Rosewood Investments Hampshire Ltd | Real estate | 2026 |
| Ross George Haulage Ltd | Transport & logistics | 2020 |
| Rossini Bath Ltd | Administrative & support | 1997 |
| Rowan Tree Properties Ltd | Real estate | 2018 |
| RPT Masonry Ltd | Construction | 2017 |
| RS Construction (Somerset) Limited | Other services | 2017 |
| RS Handyman Services Limited | Other services | 2014 |
| Ruaf CIC | Information & communication | 2023 |
| Ruby ROW Limited | Real estate | 2026 |
| Rudge Courtyard Management Company Limited | Households | 2019 |
| Rupert Slay Limited | Agriculture & fishing | 1963 |
| Russell Ecology Ltd | Professional & scientific | 2015 |
| Russell Renovations Limited | Construction | 2025 |
| Ruth Cook Limited | Professional & scientific | 2015 |
| Ruth Lawson Limited | Professional & scientific | 2019 |
| Rutland Ward & Daughters Limited | Professional & scientific | 2024 |
| RVH Subsidiary Limited | Construction | 2024 |
| Ryan Todd Ltd | Arts & recreation | 2015 |
| RYE Bakery Ltd | Wholesale & retail | 2013 |
| RYJ Retailing Limited | Wholesale & retail | 2015 |
| S & J Horler Properties Limited | Real estate | 2003 |
| S C (Holdings) Limited | Financial services | 2012 |
| S. Gibbons Limited | Administrative & support | 2009 |
| S.P.E. Developments Limited | Hospitality | 1995 |
| SA Subsidiary Ltd | Real estate | 2025 |
| Safeflame (UK) Limited | Manufacturing | 2014 |
| Safetech Engineering Limited | Professional & scientific | 2005 |
| Safetech Holdings Limited | Financial services | 2024 |
| Sales Forensics Ltd | Professional & scientific | 2012 |
| Sally Rigg Design Limited | Professional & scientific | 2020 |
| Sancti Ltd | Wholesale & retail | 2025 |
| Sandibe Holdings Limited | Professional & scientific | 2004 |
| Sandoe Estates Limited | Construction | 1988 |
| Sandridge Properties Ltd | Real estate | 2022 |
| Sarsen Architects Ltd | Professional & scientific | 2021 |
| Sarsen Homes Ltd | Households | 2025 |
| Sashall Group Ltd | Construction | 2024 |
| SATELLITE7 Limited | Information & communication | 2017 |
| SBG Aurora Ltd | Wholesale & retail | 2003 |
| Scadding Properties Limited | Real estate | 2013 |
| Scandi Guide to Breastfeeding Ltd | Education | 2025 |
| Scanfield Graphics Limited | Manufacturing | 1996 |
| Scenic Slumbers Limited | Wholesale & retail | 2023 |
| School in the Woods Ltd | Education | 2010 |
| School of Natural Capital Ltd | Education | 2025 |
| Science Boost CIC | Education | 2020 |
| Scope of Works Limited | Professional & scientific | 2024 |
| Scopesite Ltd | Information & communication | 2024 |
| Scott Construction (Somerset) Limited | Construction | 2015 |