| Rsch Pharmacy Limited | Health & social care | 2014 |
| RSJ Property Limited | Real estate | 2016 |
| RSV Estates Ltd | Real estate | 2021 |
| RSV Property Services Limited | Real estate | 2023 |
| RSV Transport Ltd | Professional & scientific | 2021 |
| Rsvp Events Limited | Hospitality | 2020 |
| RTS Solutions (Holdings) Limited | Financial services | 2014 |
| RTS Solutions (UK) Limited | Information & communication | 2007 |
| Rualive Limited | Arts & recreation | 2020 |
| Rubba Duckies Swim School Limited | Education | 2018 |
| Ruddworks Ltd | Health & social care | 2017 |
| Rudgwick Cars Limited | Transport & logistics | 2017 |
| Rudolph Magnusson Metal Ltd | Wholesale & retail | 2025 |
| Ruhle and Hall Ltd | Agriculture & fishing | 2015 |
| Rulebrave Residents Association 09 Limited | Households | 2009 |
| Rumfort Athletics Ltd | Wholesale & retail | 2025 |
| Rusa Care Limited | Health & social care | 2020 |
| Rushcatch Consulting Limited | Professional & scientific | 2006 |
| Rushcatch Limited | Construction | 1986 |
| Rushett Construction Ltd | Construction | 2010 |
| Russell & Havard Consultants Limited | Professional & scientific | 2017 |
| Russell Luxury Limited | Transport & logistics | 2013 |
| Russian School and Choir in Guildford | Education | 2016 |
| Ruth Colling Consulting Ltd | Professional & scientific | 2006 |
| Ruth Kirby Finance Ltd | Financial services | 2018 |
| Ruxley Consultants Ltd | Professional & scientific | 2026 |
| RV Consultants Limited | Information & communication | 2007 |
| Rwam Consulting Limited | Professional & scientific | 2014 |
| Ryan Giggs Limited | Arts & recreation | 1993 |
| Ryan Raymond Logistics Limited | Transport & logistics | 2026 |
| Rycroftconsult Ltd | Professional & scientific | 2018 |
| Rydes Hill Electrical Limited | Construction | 2023 |
| Rydes Hill School Guildford | Education | 1988 |
| Rysasoft Ltd. | Information & communication | 2016 |
| Rūnweler Ltd | Information & communication | 2025 |
| S & B Limited | Professional & scientific | 1984 |
| S & D Destinations Ltd | Administrative & support | 2021 |
| S Callan Ltd | Professional & scientific | 2019 |
| S DA Silva Consultancy Limited | Information & communication | 2021 |
| S J Crump Landscapes Limited | Administrative & support | 2011 |
| S J F Telecom Limited | Extraterritorial | 2008 |
| S J Stringer Property Limited | Construction | 2011 |
| S&Ao Ltd | Professional & scientific | 2014 |
| S&H Care Ltd | Public administration | 2026 |
| S&S Maddison Limited | Construction | 2005 |
| S&S Prestige Properties Ltd | Real estate | 2024 |
| S.Nicolaou & Sons Ltd | Real estate | 2012 |
| S11 BJJ and Fitness Limited | Arts & recreation | 2024 |
| S2 Corporate Limited | Professional & scientific | 2015 |
| SA1610 Limited | Real estate | 2012 |
| Saamarik Ltd | Professional & scientific | 2018 |
| SAB Small Works Ltd | Construction | 2017 |
| Sabi Strategy Group Limited | Professional & scientific | 2015 |
| Sabre and Foil Ltd | Administrative & support | 2026 |
| Sacara Investments | Professional & scientific | 2022 |
| Sacha Elizabeth Communications Ltd | Professional & scientific | 2017 |
| Sadie NO.9 Limited | Other services | 2022 |
| Sadie Pizzey Interiors Limited | Construction | 2022 |
| Safarel Limited | Professional & scientific | 2013 |
| Safe Shields Ltd | Information & communication | 2025 |
| Safe Sisters Limited | Public administration | 2025 |
| Safecare Dynamics Ltd | Health & social care | 2023 |
| Safeguard Coaches Limited | Transport & logistics | 1933 |
| Safer Tourism Foundation | Administrative & support | 2015 |
| Safety High-Technology Company Limited | Financial services | 2021 |
| Saffery Read Limited | Professional & scientific | 2019 |
| Saffron Interiors Ltd | Construction | 2009 |
| Safinea Ltd | Professional & scientific | 2023 |
| SAG Solutions Limited | Information & communication | 2009 |
| Saga Development Company Limited(The) | Construction | 1960 |
| Saga Tenix UK Limited | Information & communication | 2024 |
| Sage and Thorn Ltd | Professional & scientific | 2024 |
| Sage PT Limited | Administrative & support | 2014 |
| Sahula Ltd | Construction | 2011 |
| Saidso Limited | Financial services | 2014 |
| Sailing Mercan Limited | Extraterritorial | 2018 |
| Sainath Consulting Ltd | Information & communication | 2019 |
| Saireco Ltd | Information & communication | 2024 |
| Sakai Kuwahara Moving Service UK Ltd. | Transport & logistics | 2017 |
| Salam's Food Ltd | Hospitality | 2021 |
| Salam's Food SYR Ltd | Hospitality | 2026 |
| Saland Investments Limited | Information & communication | 2004 |
| Salento Consulting Limited | Professional & scientific | 2023 |
| Sales and Marketing Advisory (UK) Limited | Extraterritorial | 2010 |
| Sales and Marketing Advisory LLP | | 2010 |
| Salloum & Salloum Architects Ltd | Professional & scientific | 2014 |
| Sally Costerton Advisory Limited | Professional & scientific | 2012 |
| Salmon Trading | Professional & scientific | 2012 |
| Salty Studios Games Ltd | Information & communication | 2026 |
| SAM Carew Counselling Ltd | Health & social care | 2023 |
| SAM Elworthy Consulting Limited | Professional & scientific | 2013 |
| SAM Mathewson Audio Ltd | Information & communication | 2016 |
| SAM Tant Limited | Professional & scientific | 2021 |
| SAM Tarling Consultancy Limited | Professional & scientific | 2012 |
| Samaritans Shop Guildford Waverley and Woking Limited | Wholesale & retail | 2012 |
| Samira Stevenson - Lifestyle Concierge Ltd. | Administrative & support | 2016 |
| Sampleoak Farm LLP | | 2022 |
| Samsara Therapy Ltd | Health & social care | 2023 |
| Samsiben Limited | Professional & scientific | 2023 |
| Samuel James Retail Ltd | Wholesale & retail | 2016 |