| SGS Fine Carpentry Ltd | Construction | 2023 |
| Shaws Interiors Limited | Wholesale & retail | 2019 |
| Shopping @ Home Limited | Professional & scientific | 2011 |
| Showler Physiotherapy Ltd | Health & social care | 2024 |
| SIX4EIGHT Creative Media Ltd | Arts & recreation | 2024 |
| Soil Leasing Ltd. | Administrative & support | 1998 |
| Sota Music Ltd | Arts & recreation | 2024 |
| Sphere Entertainment Holdings Limited | Financial services | 2024 |
| Sphere Entertainment Limited | Professional & scientific | 1994 |
| Stamford Fire Safety Ltd | Administrative & support | 2023 |
| Story Electrical & Sons Ltd | Construction | 2020 |
| Studio Hair (74) Limited | Other services | 2018 |
| Supreme Engineers Limited | Administrative & support | 2026 |
| THE Deepings Holiday Park Ltd | Hospitality | 2008 |
| THE Inn on the Green Limited | Hospitality | 1994 |
| Thornwell Holdings Ltd | Construction | 2026 |
| TM Restaurant EA Ltd | Hospitality | 2026 |
| Trampa Music Ltd | Arts & recreation | 2019 |
| TWENTY8TWELVE Ltd | Arts & recreation | 2014 |
| UK Legal Storage Limited | Professional & scientific | 2013 |
| UP Mark-It Trademark Services Limited | Administrative & support | 2016 |
| Urch Mary's Limited | Health & social care | 2024 |
| Vinpenta Finance Company Limited | Real estate | 1971 |
| Vixi Ltd | Arts & recreation | 2025 |
| W & P Legal Limited | Professional & scientific | 2018 |
| Waps Holdings Ltd. | Other services | 2017 |
| Waste Recycle Services Ltd | Water & waste | 2019 |
| WBS Developments Ltd | Construction | 2022 |
| WE & CP Pearson Unlimited | Transport & logistics | 2008 |
| Welland Services Limited | Administrative & support | 2024 |
| Wheat Biscuits Limited | Arts & recreation | 2018 |
| Will and Probate Services (Estate Planning) Limited | Professional & scientific | 2005 |
| Wiring Solutions Limited | Manufacturing | 1999 |
| Xylo Recordings Limited | Arts & recreation | 2013 |
| YOU Garden Limited | Wholesale & retail | 2011 |