| Teach NUA Construction Ltd | Construction | 2023 |
| Teak Interiors and Carpentry Limited | Construction | 2022 |
| Thames Reservoir (Bath Road) Management Company Limited | Households | 2014 |
| Thames Valley Therapy Clinic Limited | Health & social care | 2026 |
| THE Behaviour Advantage Limited | Administrative & support | 2026 |
| THE Cafe at Sheeplands Limited | Hospitality | 2023 |
| THE Courtyard (Calne) Management Company Limited | Households | 2022 |
| THE Early Careers Corporation Ltd | Professional & scientific | 2023 |
| THE GAS Xchange Limited | Water & waste | 2020 |
| THE Kitbox Limited | Manufacturing | 2023 |
| THE Lakes Management Company (South Cerney) Limited | Real estate | 2012 |
| Theo Webb Media Agency Limited | Information & communication | 2026 |
| Treescope Surveys Limited | Professional & scientific | 2022 |
| Vavi Limited | Wholesale & retail | 2026 |
| Verdant Financial Planning Limited | Financial services | 2020 |
| Vernon Gosling Friday Limited | Professional & scientific | 2004 |
| Vhroom Ltd | Professional & scientific | 2021 |
| VK Housekeeping Limited | Administrative & support | 2026 |
| Waldron Group Ltd | Financial services | 2026 |
| Wapello Investments Limited | Real estate | 2014 |
| Weautomate Electrical Solutions Limited | Construction | 2023 |
| Webster's Arboricultural Services Ltd | Agriculture & fishing | 2021 |
| White Hart Holdings Limited | Real estate | 2018 |
| William Robinson Group Limited | Real estate | 2021 |
| Wokingham Auctions Limited | Wholesale & retail | 2021 |
| Xcape Marine Limited | Wholesale & retail | 2018 |
| YLT Performance Limited | Arts & recreation | 2019 |
| Youcan Hockey Limited | Education | 2023 |
| Zeal Recruitment Solutions Limited | Administrative & support | 2020 |
| Zeal Residential Solutions Ltd | Real estate | 2024 |
| Zink Audio Ltd | Manufacturing | 2026 |