| Second Office Ltd | Administrative & support | 2026 |
| Second Stanislaus Management Company Limited | Households | 1981 |
| Second Weylea Management Company Limited | Households | 1984 |
| Security Solutions UK Limited | Wholesale & retail | 2005 |
| Sedgehurst Group Ltd | Professional & scientific | 2026 |
| SEL Marketing Ltd | Administrative & support | 2021 |
| Sensation Multimedia Limited | Information & communication | 2016 |
| Serious About Stoves Limited | Construction | 2014 |
| Sertus Group Limited | Financial services | 2021 |
| Sertus Limited | Manufacturing | 2016 |
| Shabbee Dog Care Ltd | Wholesale & retail | 2026 |
| Share Communications Limited | Administrative & support | 2018 |
| Sharptrak Ltd | Wholesale & retail | 2026 |
| Shelton Development Services Limited | Information & communication | 2003 |
| Shereline Limited | Wholesale & retail | 1993 |
| Shewolf Custom Ltd | Manufacturing | 2026 |
| Shoot Bamboo Limited | Information & communication | 2000 |
| Siam Wonderland Ltd | Hospitality | 2024 |
| Signature Construction Limited | Construction | 2022 |
| Silvesters in Partnership Limited | Professional & scientific | 2007 |
| Simlaw Ecology Limited | Administrative & support | 2019 |
| Simply Unique Estates Ltd | Real estate | 2024 |
| SIP & Paint Surrey Ltd | Arts & recreation | 2025 |
| Sisayana Limited | Professional & scientific | 2006 |
| Sitec IT Limited | Information & communication | 2006 |
| Siveco UK Limited | Information & communication | 1991 |
| Slades Farm Equestrian Limited | Arts & recreation | 2017 |
| Sloan Investment Group Ltd | Professional & scientific | 2022 |
| SLR Law Ltd | Professional & scientific | 2023 |
| Smart Cranleigh CIC | Health & social care | 2017 |
| Smithbrook Barns Management Company Limited | Households | 2022 |
| Smithbrook Fireplaces and Stoves Limited | Construction | 2015 |
| Smithbrook Gate Residents Limited | Other services | 2004 |
| Smiths Chalet Sales Limited | Households | 2022 |
| Smithwood Common Limited | Real estate | 2017 |
| Smoke Vent Safety Ltd | Professional & scientific | 2025 |
| Snakestick Ltd | Professional & scientific | 2017 |
| Social Events Group Ltd | Hospitality | 2026 |
| Sofrele Ltd | Hospitality | 2026 |
| Solace Outdoors Ltd | Wholesale & retail | 2023 |
| Solent Landing Management Company Limited | Households | 2001 |
| Somerset Property Limited | Real estate | 2017 |
| Songololo Communications Limited | Professional & scientific | 2020 |
| Sonic Building Supplies Ltd | Manufacturing | 2020 |
| Sonmarg Limited | Professional & scientific | 2018 |
| Spannercraft Limited | Extraterritorial | 2010 |
| Spinroute Limited | Wholesale & retail | 1994 |
| SPL Cobham Limited | Professional & scientific | 2014 |
| Sporting Connect Ltd | Arts & recreation | 2011 |
| Sportz Ltd | Professional & scientific | 2025 |
| Spring Accounting Services Limited | Professional & scientific | 2012 |
| Springbok Estates Limited | Real estate | 2021 |
| Squirrel WEN Limited | Wholesale & retail | 2026 |
| SS Chen Limited | Wholesale & retail | 2026 |
| ST. Omers Estates Limited | Real estate | 1998 |
| Staffcraft Ltd | Professional & scientific | 2008 |
| Stan Barbers Ltd | Other services | 2023 |
| Statik Management Limited | Administrative & support | 2011 |
| Stefax Limited | | 1981 |
| Stennetts Ltd | Water & waste | 1983 |
| Stephen Read Services Limited | Wholesale & retail | 2012 |
| Stock Tube Limited | Wholesale & retail | 2021 |
| Stonerocks Consulting Ltd | Professional & scientific | 2024 |
| Stonerocks Farm Limited | Agriculture & fishing | 2020 |
| Stonescapes Limited | Wholesale & retail | 2005 |
| Stotinka Limited | Professional & scientific | 2017 |
| Stradling Group Ltd | Wholesale & retail | 2026 |
| Stratton Court Management (Guildford) Limited | Households | 1972 |
| Strikeforce (Hadley Wood) Limited | Arts & recreation | 2018 |
| Striver Limited | Education | 2014 |
| Stuart Large Consulting Limited | Professional & scientific | 2014 |
| Studio 1 Ltd | Professional & scientific | 2009 |
| Suhani Arushi Limited | Real estate | 2022 |
| Sumira Limited | Information & communication | 2024 |
| Supply Construction Limited | Construction | 2015 |
| Surface 1921 Limited | Administrative & support | 2010 |
| Surface Graphics Limited | Manufacturing | 2014 |
| Surrey AI Imaging Limited | Information & communication | 2023 |
| Surrey and Sussex Dog Trainer Limited | Other services | 2024 |
| Surrey Custom Creations Ltd | Manufacturing | 2024 |
| Surrey Door Specialist Ltd | Construction | 2018 |
| Surrey Events Limited | Hospitality | 2025 |
| Surrey Hills Books LLP | | 2022 |
| Surrey Hills Marketing Limited | Administrative & support | 2025 |
| Surrey Hills Rehab (Surrey) Ltd | Health & social care | 2024 |
| Surrey Hills Rehab Ltd | Health & social care | 2017 |
| Surrey Hills Roofing and Carpentry Ltd | Construction | 2024 |
| Surrey Hills Signings Limited | Wholesale & retail | 2013 |
| Surrey Hills Vascular Ltd | Health & social care | 2026 |
| Surrey Refurbishments Limited | Construction | 2018 |
| Surrey Restoration Limited | Other services | 1995 |
| Surreysettings Ltd | Wholesale & retail | 2024 |
| Surveying Solutions (Surrey) Limited | Professional & scientific | 2004 |
| Sustainable Environment Technology Solutions Ltd. | Professional & scientific | 2012 |
| Sustainable Home Solutions Ltd | Professional & scientific | 2021 |
| Suzanne Neville (Cheshire) Limited | Wholesale & retail | 2007 |
| Suzanne Neville (DRY Cleaning) Limited | Other services | 2010 |
| Suzanne Neville at Sweet Dreams Limited | Wholesale & retail | 2002 |
| Suzanne Neville Fragrance Limited | Wholesale & retail | 2009 |
| Suzanne Neville Group Limited | Manufacturing | 2004 |