| Thegritproject Ltd | Administrative & support | 2025 |
| Thinks Insight and Strategy (Britain Thinks) Limited | Professional & scientific | 2010 |
| This Food Works Ltd | Manufacturing | 2023 |
| Thistimeround Limited | Real estate | 2016 |
| Tid's Cottage Ltd | Hospitality | 2019 |
| TJ & MS Courtis Limited | Wholesale & retail | 2003 |
| Toneplay Limited | Hospitality | 2017 |
| Transform Financials Limited | Information & communication | 2022 |
| Trecan Farm Cottages Ltd | Hospitality | 2020 |
| Trelawney Fire and Security Ltd | Construction | 2012 |
| Trevol Court Management Limited | Real estate | 2022 |
| Tridentflux Ltd | Professional & scientific | 2025 |
| Turntable Pizzeria Ltd | Hospitality | 2022 |
| Under Pressure Media Limited | Information & communication | 2017 |
| Unique Exterior Homecare Limited | Administrative & support | 2022 |
| Vernes Restaurant & Tea Rooms Limited | Hospitality | 2010 |
| Virtual Admin Business Support Services UK Ltd | Administrative & support | 2022 |
| Waters-Edge Holiday Lets Ltd | Hospitality | 2023 |
| Webcube Media Limited | Administrative & support | 2017 |
| Westcountry Life Limited | Hospitality | 2003 |
| Wevell Haulage Limited | Wholesale & retail | 2003 |
| Wild Futures | Arts & recreation | 2003 |
| Wills Design Partnership Ltd | Construction | 2016 |
| WLR Accountants (South West) Limited | Professional & scientific | 2021 |
| Wodeplan Limited | Households | 1987 |
| Woodgate Environmental Limited | Construction | 2022 |
| Wrestlebury Limited | Professional & scientific | 2017 |
| Wringworthy Cottages Management Company Limited | Households | 2021 |