| Stylized Interiors Ltd | Professional & scientific | 2010 |
| SUA Social Care Ltd | Health & social care | 2026 |
| Subcool Refrigeration Ltd | Extraterritorial | 2011 |
| Sublime Consultants Ltd | Professional & scientific | 2024 |
| Suho Limited | Construction | 2025 |
| Sull HR Consultancy Limited | Financial services | 2015 |
| Summerleigh Residents Association Limited | Extraterritorial | 1969 |
| Summersleigh Ltd | Wholesale & retail | 2020 |
| Sunbrella Hire Limited | Administrative & support | 2010 |
| Sunshine Multimedia (UK) Limited | Education | 1998 |
| Suono Consultancy Limited | Professional & scientific | 2021 |
| Suono Limited | Professional & scientific | 2021 |
| Super Fuels Group Ltd | Manufacturing | 2023 |
| Supplemetrics Limited | Information & communication | 2024 |
| Surefooted Consulting Limited | Professional & scientific | 2016 |
| Surrey Academy Ltd | Education | 2021 |
| Surrey Boiler Repair Ltd | Construction | 2026 |
| Surrey Boiler Services Limited | Construction | 2018 |
| Surrey Car Craft UK Limited | Wholesale & retail | 2016 |
| Surrey Cigars Ltd | Wholesale & retail | 2022 |
| Surrey Cryo Limited | Health & social care | 2022 |
| Surrey Cycling Club Limited | Arts & recreation | 2022 |
| Surrey Electricians Ltd | Construction | 2022 |
| Surrey Furniture (Holdings) Limited | Financial services | 2015 |
| Surrey Furniture Limited | Wholesale & retail | 1998 |
| Surrey Gate Fitters Ltd | Construction | 2025 |
| Surrey Hills Extend and Renovate Limited | Construction | 2022 |
| Surrey Home Styling & Staging Ltd | Wholesale & retail | 2022 |
| Surrey House 60 Church Street Ltd | Households | 2005 |
| Surrey Housekeepers Limited | Administrative & support | 2025 |
| Surrey Lofts Group Ltd | Construction | 2018 |
| Surrey Management Limited | Real estate | 2023 |
| Surrey Plumbing Ltd | Construction | 2020 |
| Surrey Prestige Properties Ltd. | Real estate | 2013 |
| Surrey Property Maintenance Limited | Administrative & support | 2010 |
| Surrey PUD & Co Ltd | Manufacturing | 2023 |
| Surrey Residential Improvements Limited | | 1986 |
| Surrey Restaurant Ltd | Hospitality | 2025 |
| Surrey Roof Care Ltd | Construction | 2025 |
| Surrey Shipping Limited | Transport & logistics | 2005 |
| Surrey Signature Spaces Limited | Manufacturing | 2021 |
| Surrey Utility Maintenance Services Limited | Other services | 1999 |
| Susan Luff Consulting Ltd | Professional & scientific | 2023 |
| Sussex Sales Ltd | Real estate | 2025 |
| Sustain Holdings Group Ltd | Wholesale & retail | 2022 |
| SV Media Enterprises Limited | Information & communication | 2024 |
| Svaja International Limited | Manufacturing | 2017 |
| Svetly Ltd | Transport & logistics | 2019 |
| SVM Couriers Ltd | Transport & logistics | 2023 |
| Svyog Consulting Ltd | Professional & scientific | 2025 |
| SW Ground Engineering Ltd | Construction | 2025 |
| Swan Turton LLP | | 2009 |
| Swanne House Limited | Construction | 2019 |
| Sweet Spot Ventures Limited | Professional & scientific | 2023 |
| Sweetland Properties Limited | Real estate | 1967 |
| Sweetspot International Limited | Administrative & support | 2025 |
| Swift Advisory Consultants Limited | Professional & scientific | 2024 |
| Switch Creative Ltd | Administrative & support | 2011 |
| SYL Atelier Limited | Manufacturing | 2026 |
| Symatec Ltd | Professional & scientific | 2026 |
| Symbolic Technologies Limited | Wholesale & retail | 2014 |
| System 2 System Consultants Limited | Professional & scientific | 2001 |
| Systems on Systems Ltd | Professional & scientific | 2026 |
| T-Thirteen Ltd | Administrative & support | 2014 |
| Takle & Company Ltd | Professional & scientific | 2019 |
| Takouni-Page Properties Ltd | Real estate | 2025 |
| Talentpredix Ltd | Other services | 2021 |
| Tamerton Estate Limited | Construction | 2026 |
| Tannin Limited | Wholesale & retail | 2021 |
| Taomcthm Limited | Financial services | 2026 |
| Tapenade Limited | Hospitality | 2003 |
| Taranna Ltd | Hospitality | 2025 |
| Target 24 Ltd | Information & communication | 2018 |
| Target Edge Properties Ltd | Real estate | 2017 |
| Tarnwick Callivor Ltd | Professional & scientific | 2025 |
| Tasman House Freehold Limited | Households | 2025 |
| Taylor Interiors Ltd | Professional & scientific | 2018 |
| Taylor Jackson Limited | Professional & scientific | 2025 |
| Taylor Richards Group Limited | Real estate | 2024 |
| Taylor's Landscaping Ltd | Administrative & support | 2025 |
| Taylor-Hutton Homes Limited | Construction | 2009 |
| TB EMS Training LLP | | 2020 |
| Tcai Limited | Information & communication | 2024 |
| TCI International Limited | Wholesale & retail | 2006 |
| Tech High Street Ltd | Wholesale & retail | 2020 |
| Techfusion AI Consulting Limited | Professional & scientific | 2023 |
| Technexus Advisory Ltd | Information & communication | 2026 |
| Techno Trade Partners Limited | Wholesale & retail | 2016 |
| Technology Change Delivered Limited | Information & communication | 2018 |
| Technology Today Limited | Real estate | 1995 |
| Tectrix Limited | Administrative & support | 2009 |
| TEE Time Limited | Real estate | 2021 |
| Tekton International Limited | Real estate | 2016 |
| Telamon Services Limited | Professional & scientific | 2016 |
| Telespons UK Limited | Professional & scientific | 1998 |
| Temple Sanctuaries Ltd | Construction | 2025 |
| TEMPLE7 UK Limited | Hospitality | 2024 |
| TEN West Group Ltd | Information & communication | 2017 |
| TEO Concierge Ltd | Administrative & support | 2026 |
| Terrace Ventures Ltd | Real estate | 2024 |