| Redwood Accounting Ltd | Extraterritorial | 2021 |
| Rees Productions Ltd | Arts & recreation | 2021 |
| Refrigerated Solutions Ltd | Transport & logistics | 2018 |
| Rema Security Solutions Ltd | Administrative & support | 2025 |
| Repansatio Ltd | Health & social care | 2025 |
| Reprise IT Ltd | Wholesale & retail | 2014 |
| Repton Apparel Limited | Wholesale & retail | 2012 |
| Resin-Revive Ltd | Administrative & support | 2025 |
| REX Motif Limited | Information & communication | 2023 |
| Reynard Mechatronics Ltd | Professional & scientific | 2010 |
| Ridgeway Engineering Consultants Ltd | Professional & scientific | 2018 |
| Rilpro Limited | Hospitality | 2008 |
| Ring Wrestling Stars Limited | Arts & recreation | 2024 |
| River Avon Curry House Ltd | Hospitality | 2024 |
| Riverside (Bishopstrow) Limited | Households | 2017 |
| RJS Tuning Ltd | Professional & scientific | 2026 |
| Rj’S Landrover Specialists Ltd | Wholesale & retail | 2024 |
| ROB Hughes Angling Promotions Limited | Information & communication | 1999 |
| Robert Pearson & Company Ltd | Wholesale & retail | 2008 |
| Robinson Miller Limited | Professional & scientific | 2021 |
| Rock Pools and Spas Limited | Manufacturing | 2012 |
| Rocke Holdings Ltd | Professional & scientific | 2018 |
| Rocketdog Masonry Limited | Construction | 2019 |
| Rocky's Pizza Ltd | Hospitality | 2023 |
| Rocky's Shop Ltd | Hospitality | 2025 |
| Roger Patch Limited | Real estate | 2000 |
| Rogers & Sons Limited | Construction | 1997 |
| Roleout Ready Ltd | Information & communication | 2021 |
| Roman City Stone & Property Services Ltd. | Real estate | 2001 |
| Root Online Limited | Information & communication | 2010 |
| Rosehip Design Ltd | Manufacturing | 2019 |
| Ross Penny Contracting Ltd | Administrative & support | 2026 |
| RPM England Limited | Extraterritorial | 2021 |
| RSK Ventures Limited | Real estate | 2022 |
| Rubicon Integrated Services Ltd | Mining & quarrying | 2014 |
| Rural Business Services (Wilts) Limited | Administrative & support | 2002 |
| Russell Farms Limited | Agriculture & fishing | 2009 |
| RVH Carpentry & Building Services Ltd | Construction | 2021 |
| RVS Warminster Limited | Administrative & support | 2024 |
| RYE Hill Farm Limited | Agriculture & fishing | 2023 |
| S Free Limited | Transport & logistics | 2017 |
| S L W Groundworks Ltd | Construction | 2023 |
| S Mathews EA Ltd | Real estate | 2025 |
| Safehouse Pro Limited | Professional & scientific | 2023 |
| Safety in Projects Ltd | Construction | 2021 |
| SAL Accounting Solutions Ltd | Extraterritorial | 2025 |
| Sally Anne Moore Limited | Extraterritorial | 2012 |
| Sammy Syed Limited | Health & social care | 2010 |
| Santara Investments Ltd | Financial services | 2024 |
| Sarah Garrett Consulting Limited | Professional & scientific | 2007 |
| Sauna HUG Ltd | Health & social care | 2025 |
| Sawa Limited | Real estate | 2006 |
| SBK Estates Ltd | Construction | 2015 |
| Sbkickz Limited | Wholesale & retail | 2022 |
| Scale Model Makers Ltd | Manufacturing | 2017 |
| Scentsticks Limited | Manufacturing | 2019 |
| Scotch Corner Designer Village Holdings PLC | Financial services | 2025 |
| Scotch Corner Designer Village Limited | Real estate | 2025 |
| Scotch Corner Designer Village Midco Limited | Real estate | 2025 |
| Scotch Corner Management Co Ltd | Real estate | 2025 |
| Scotch Corner Richmond LLP | | 2013 |
| Script Investments Limited | Administrative & support | 1997 |
| SE Aviation Ltd | Transport & logistics | 2021 |
| Seadog Coffee Roasters Limited | Wholesale & retail | 2020 |
| Seaside HQ Limited | Real estate | 2018 |
| SEE Through Carbon Limited | Professional & scientific | 2023 |
| Selmes Sports Ltd | Wholesale & retail | 2020 |
| Senex Capital Limited | Real estate | 2004 |
| Sentinel Training and Security Limited | Administrative & support | 2015 |
| Sentry View Systems Ltd | Administrative & support | 2022 |
| Serial Trainer 7 Limited | Administrative & support | 2015 |
| SG Distributors Ltd | Hospitality | 2009 |
| Shaftesbury Locks Limited | Manufacturing | 2011 |
| Shaky COW Milkshake Syrups Ltd | Wholesale & retail | 2021 |
| Shawfinity Property Ltd | Real estate | 2024 |
| Sheffield Parkway LLP | | 2006 |
| Sheppard's Forge Management Company Limited | Households | 2003 |
| Shrewton Road Management Company Ltd | Households | 2024 |
| SID Carpentry and Joinery Ltd | Manufacturing | 2025 |
| Silence of Space Limited | Other services | 2018 |
| Silver Gate Cleaning Service Ltd | Administrative & support | 2026 |
| Silvery Moon Crystals Limited | Wholesale & retail | 2026 |
| Simon Webb Media Ltd | Professional & scientific | 2024 |
| Simpsons Drainage Ltd | Water & waste | 2018 |
| Simpsons Seeds Limited | Agriculture & fishing | 2000 |
| Sipit Pro Limited | Information & communication | 2018 |
| Skynet Future Technologies Limited | Information & communication | 2012 |
| Slice of Life Ltd | Information & communication | 2025 |
| SLJ Hackett Ltd | Wholesale & retail | 2016 |
| Slotsecure Property Management Limited | Households | 1993 |
| SM Construction (Warminster) Limited | Construction | 2022 |
| Smart Notifications Ltd | Information & communication | 2019 |
| Smartsignalling Limited | Construction | 2026 |
| Smash Arts Theatre Company LLP | | 2021 |
| Smash Factor Golf Limited | Arts & recreation | 2022 |
| Smashworx Padel Limited | Arts & recreation | 2026 |
| Snelgrove Recovery Limited | Wholesale & retail | 2017 |
| Social Motion Limited | Health & social care | 2016 |
| Socialist Landowners Ltd | Construction | 2024 |
| Soec (Defence) Ltd | Professional & scientific | 2025 |