| Saiyna Limited | Health & social care | 2020 |
| SAN Hamhill Store Limited | Wholesale & retail | 2020 |
| Sasha LA Belle Ltd | Wholesale & retail | 2024 |
| Savage INK Ltd | Arts & recreation | 2022 |
| Saxon Store Limited | Wholesale & retail | 2024 |
| Scouser Brothers 05 Limited | Transport & logistics | 2024 |
| Self Employed Accounts Limited | Professional & scientific | 2003 |
| Sendo Shipping Ltd. | Wholesale & retail | 2015 |
| Seps Contracting Ltd | Other services | 2026 |
| Serutufutures Ltd. | Education | 2015 |
| Shakara Hair Inc Ltd | Other services | 2025 |
| Shorters Consultancy Ltd | Professional & scientific | 2023 |
| Shrinkfold Ltd | Wholesale & retail | 2025 |
| Signwise Limited | Wholesale & retail | 1993 |
| Sirisstudio Braiding Academy Ltd | Other services | 2024 |
| SJC BIM Ideas Ltd | Construction | 2024 |
| SJL Car & Commercial Ltd | Wholesale & retail | 2019 |
| SK Lucky Ltd | Real estate | 2022 |
| SK Lucky Store Ltd | Wholesale & retail | 2021 |
| Smallville Nursery Ltd | Health & social care | 2020 |
| Smarttek UK Limited | Administrative & support | 2017 |
| Snack in the Box Kent Ltd | Wholesale & retail | 2026 |
| Snaggy Baits Ltd | Arts & recreation | 2025 |
| Snodland Fish and Chips Ltd | Hospitality | 2025 |
| Snodland Kebab House Ltd | Hospitality | 2016 |
| Snodland Mini Market Limited | Wholesale & retail | 2025 |
| Snodland Town Football Club Ltd | Other services | 2020 |
| Solotrace Fire Ltd | Construction | 2025 |
| South East Couriers Ltd | Transport & logistics | 2024 |
| South East Water (Holdings) Limited | Professional & scientific | 2003 |
| South East Water Issuer PLC | Financial services | 2026 |
| South East Water Limited | Water & waste | 1992 |
| South Eastern Pest Solutions Limited | Other services | 2018 |
| Southern Utilities (Holdings) Limited | Water & waste | 1986 |
| Spartans Electrical Services Ltd | Construction | 2025 |
| Specweld Ltd | Manufacturing | 2019 |
| Stanley Practice Management Consultancy Ltd | Professional & scientific | 2019 |
| Starlight Recruitment Ltd | Education | 2023 |
| Stelsy Limited | Construction | 2013 |
| Stfc Facilities Management Limited | Other services | 2021 |
| Strelitzia Events Ltd | Hospitality | 2022 |
| Stuart Humphreys Carpentry Limited | Construction | 2011 |
| STUDIO10 Hair Design Limited | Other services | 2013 |
| Suki's Retail Ltd | Wholesale & retail | 2026 |
| Sussex Power Limited | Energy | 2013 |
| Swish Escape Limited | Education | 2006 |
| Synova Energy Solutions Ltd | Administrative & support | 2026 |
| T & a Brickwork Limited | Construction | 2004 |
| T&L Consultancy Ltd | Administrative & support | 2025 |
| T1 Iconic Ltd | Arts & recreation | 2025 |
| T7 Fire Door Company Ltd | Construction | 2020 |
| Teddy Property Holdings Ltd | Real estate | 2024 |
| Termhope Limited | Wholesale & retail | 1976 |
| Termhope Trading Limited | Extraterritorial | 1991 |
| Terse Build Ltd | Construction | 2025 |
| THE Berry Best Cleaning Company Limited | Administrative & support | 2023 |
| THE Court School of Dancing Reigate Ltd | Education | 2026 |
| THE Decontaminator Ltd | Administrative & support | 2018 |
| THE Five Mark Project Ltd | Information & communication | 2020 |
| THE Golden Network CIC | Education | 2024 |
| THE Kent Academy Ltd. | Arts & recreation | 2023 |
| THE Kent Carpet Cleaning Company Ltd | Administrative & support | 2020 |
| THE Real PBX Limited | Information & communication | 2016 |
| THE Solar Roofing Company Ltd | Construction | 2024 |
| Thompson and Friar Consulting Ltd | Information & communication | 2019 |
| Tiffany Scott Estates Limited | Real estate | 2024 |
| Tikka Massala Ltd | Hospitality | 2024 |
| Timon Electrical Contractors Ltd | Construction | 2024 |
| Titan Access Ltd | Extraterritorial | 2021 |
| TM Fitness & Sports Injuries Ltd | Health & social care | 2021 |
| TMC Contractors Ltd | Construction | 2024 |
| Tomlin Property Services Ltd | Real estate | 2020 |
| Toptier Flat Roofing Ltd | Construction | 2025 |
| Toric Mobile Services Limited | Water & waste | 1977 |
| Townhart Property Limited | Real estate | 2025 |
| Tqplumbing&Heating Limited | Construction | 2020 |
| Triple R Maintenance Ltd | Households | 2024 |
| Turner&Co Ltd | Real estate | 2022 |
| Turner's Garden Landscapes Ltd | Administrative & support | 2023 |
| Tydd Ltd | Transport & logistics | 2015 |
| UJY Ventures Ltd | Wholesale & retail | 2019 |
| Unicorn Suppliers Limited | Wholesale & retail | 2018 |
| Unwin Contract Management Ltd | Construction | 2021 |
| Uplift Fitness Studio Ltd | Arts & recreation | 2025 |
| Urban Services Group Ltd | Construction | 2025 |
| V.I.P.&Pro Builder Ltd | Construction | 2021 |
| Valserve Ltd | Professional & scientific | 2022 |
| Vendtec Limited | Wholesale & retail | 2022 |
| Vertex Construction Management Ltd | Construction | 2024 |
| Vibe Creative Ltd | Professional & scientific | 2025 |
| Virtual Spaces Ltd | Information & communication | 2024 |
| Vitrum Fixing Ltd | Construction | 2023 |
| VJB Consulting Limited | Professional & scientific | 2025 |
| Water Pension Trustee Limited | Professional & scientific | 2016 |
| Waterman and Sons Driver Supply Ltd | Administrative & support | 2026 |
| WE ARE UN Limited | Wholesale & retail | 2024 |
| Weld Wide Props Ltd | Construction | 2026 |
| West's Engineering Limited | Professional & scientific | 2024 |
| Wezali Pizza and Kebab Limited | Hospitality | 2022 |
| Wheelie Good Wheels Ltd | Manufacturing | 2023 |