| Sunray and Egmont Community CIC | Other services | 2023 |
| Sunray Community Centre CIC | Education | 2023 |
| Sunray Garage Limited | Wholesale & retail | 2011 |
| Sunrayrecycle CIC | Water & waste | 2024 |
| Sunrise Riggers Ltd | Arts & recreation | 2022 |
| Sunsail Worldwide Sailing Limited | Administrative & support | 1982 |
| Sunshine Services Surrey Limited | Other services | 2018 |
| Sunshine Tolworth Ltd | Hospitality | 2018 |
| Super Health Ltd | Wholesale & retail | 2013 |
| Super Mini Limited | Wholesale & retail | 2014 |
| Super Panda Limited | Wholesale & retail | 2020 |
| Superior Tours Ltd | Administrative & support | 2026 |
| Supersize Live Ltd | Arts & recreation | 2021 |
| Supreme Rides Ltd | Transport & logistics | 2023 |
| Surbiton & Chessington Pcns Limited | Health & social care | 2020 |
| Surbiton Accessories Ltd | Wholesale & retail | 2025 |
| Surbiton Accountants Limited | Professional & scientific | 2015 |
| Surbiton Auto Services Ltd | Wholesale & retail | 2025 |
| Surbiton Block Management Limited | Real estate | 2026 |
| Surbiton Chargrill Limited | Hospitality | 2007 |
| Surbiton Cleaning Ltd | Administrative & support | 2023 |
| Surbiton Court (NO. 3) Residents Association Limited | Households | 1966 |
| Surbiton DRY Cleaning Ltd | Administrative & support | 2018 |
| Surbiton Education Health Trust | Education | 2012 |
| Surbiton Eyecare Limited | Wholesale & retail | 1995 |
| Surbiton Farm & Produce Market Community Interest Company | Hospitality | 2009 |
| Surbiton Flyer Limited | Hospitality | 2009 |
| Surbiton Food & ALE Limited | Hospitality | 2019 |
| Surbiton Framers Ltd | Wholesale & retail | 2019 |
| Surbiton Golf Studio Limited | Arts & recreation | 2013 |
| Surbiton Hardware Ltd | Wholesale & retail | 2025 |
| Surbiton Hill Park Limited | Real estate | 1988 |
| Surbiton Home Care Management Limited | Administrative & support | 2017 |
| Surbiton Masonic Hall Limited(The) | Health & social care | 1920 |
| Surbiton Nail Ltd | Other services | 2026 |
| Surbiton Optometry Limited | Wholesale & retail | 2025 |
| Surbiton Property Company Limited | Real estate | 1968 |
| Surbiton Pubs Limited | Hospitality | 2024 |
| Surbiton Repairs and Maintenance Ltd | Construction | 2023 |
| Surbiton Restaurant Ltd | Hospitality | 2023 |
| Surbiton Showroom Limited | Real estate | 2026 |
| Surbiton Smile Centre Limited | Health & social care | 2010 |
| Surbiton Symphony Orchestra Limited | Arts & recreation | 2023 |
| Surbiton Symphony Productions Ltd | Arts & recreation | 2021 |
| Surbiton Therapies Ltd | Health & social care | 2021 |
| Surbiton Training Consultancy LLP | | 2013 |
| Surbiton Vending Solutions Ltd | Wholesale & retail | 2025 |
| Surbiton Windows Limited | Other services | 2011 |
| Surbitonlaw Limited | Professional & scientific | 2006 |
| Surbitonlaw LLP | | 2005 |
| Surbitonscapes Ltd | Professional & scientific | 2025 |
| Surefix Maintenance Ltd | Manufacturing | 2024 |
| Surge Solutions Electrical Contractors (London) Ltd | Construction | 2023 |
| Surplus Stock Solutions LLP | | 2014 |
| Surrey Boilers Limited | Administrative & support | 2017 |
| Surrey Boxing & Fitness Centre Ltd | Arts & recreation | 2026 |
| Surrey Foods Limited | Wholesale & retail | 2003 |
| Surrey General Builders Ltd | Construction | 2017 |
| Surrey Hills Bakery Limited | Hospitality | 2012 |
| Surrey Hills Structures Limited | Construction | 2024 |
| Surrey Indian Tamil Association | Education | 2018 |
| Surrey Smarthome Ltd | Energy | 2013 |
| Surrey Veins Ltd | Health & social care | 2019 |
| Surtech Limited | Construction | 1989 |
| Sutton Contracts Ltd | Construction | 2017 |
| Sutton Music Centre Limited | Wholesale & retail | 1981 |
| Suzannah Leigh Design Ltd | Professional & scientific | 2023 |
| Suzanne Courtney Consulting Ltd | Administrative & support | 2023 |
| Suzie Bakos Content Ltd | Other services | 2018 |
| SV Spaces Ltd | Real estate | 2023 |
| Svss Fuel Ltd | Wholesale & retail | 2026 |
| SVT Systems Ltd | Information & communication | 2014 |
| SW Corporate Journeys Ltd | Administrative & support | 2026 |
| SW Dreamons Holding Ltd | Construction | 2020 |
| Sw&J Ltd | Transport & logistics | 2020 |
| Swale Hall Associates Limited | Professional & scientific | 2018 |
| Swan Carpentry Ltd | Construction | 2015 |
| Sweat Iron Limited | Extraterritorial | 2023 |
| Sweet Features Ltd | Construction | 2024 |
| Swift Aero Ltd | Manufacturing | 2025 |
| Swift Built Ltd | Manufacturing | 2018 |
| Swift Drop Logistics Private Limited | Transport & logistics | 2025 |
| Swift Shifters Ltd | Transport & logistics | 2024 |
| SWL Properties Ltd | Real estate | 2025 |
| Sycamore House Limited | Real estate | 2001 |
| Sysapps Limited | Information & communication | 2010 |
| Systhames Networking Ltd | Construction | 2019 |
| T & T Brickworks Limited | Construction | 2021 |
| T D Brown & Co Limited | Professional & scientific | 2016 |
| T&C Electrical London Ltd | Construction | 2021 |
| T1D Onelife Limited | Information & communication | 2021 |
| T50 Holdings Limited | Extraterritorial | 2017 |
| T50 Investments Limited | Extraterritorial | 2017 |
| T50 Management Solutions Limited | Extraterritorial | 2017 |
| Ta&Gd Ltd | Wholesale & retail | 2017 |
| Taajira Ltd | Real estate | 2022 |
| Tabfu Limited | Manufacturing | 2011 |
| Table Realm Limited | Hospitality | 2020 |
| Table Tennis London Ltd | Education | 2015 |
| Tabs Limited | Professional & scientific | 2016 |