| Solent Stewardship Ltd | Real estate | 2026 |
| Stoil's Pizza Palace Ltd | Hospitality | 2025 |
| Sungate Kebab Ltd | Hospitality | 2024 |
| Surf Maroc Ltd | Professional & scientific | 2016 |
| Sustainaship Ltd | Professional & scientific | 2023 |
| Takumi Engineering Limited | Professional & scientific | 2003 |
| Tffp Property Limited | Real estate | 2024 |
| THE Earth Museum Limited | Information & communication | 2017 |
| THE Earth Museum Trading Limited | Wholesale & retail | 2019 |
| THE Fort Victoria Pier Company Limited | Other services | 1998 |
| THE Imaginarium Begins Ltd | Arts & recreation | 2021 |
| THE Isle of Wight Fudge Company Limited | Manufacturing | 2024 |
| THE Reptilarium (IOW) Ltd | Arts & recreation | 2016 |
| THE Yarmouth Barbers and Connoisseurs Limited | Hospitality | 2020 |
| Total Reward Solutions Limited | Professional & scientific | 2019 |
| Trilakes Limited | Arts & recreation | 1958 |
| Troup Dudley Events Limited | Hospitality | 2012 |
| Twforh Ltd | Wholesale & retail | 2025 |
| VOB Property Limited | Real estate | 2026 |
| Vypr Ltd | Administrative & support | 2013 |
| W.L. and D. Shurmer Limited | Real estate | 1965 |
| Wellow (I.O.W.)Farmers Limited | Agriculture & fishing | 1969 |
| West Wight Culture Group Limited | Education | 2023 |
| Whittle Marine Ltd | Administrative & support | 2017 |
| Wight Boats Ltd | Transport & logistics | 2025 |
| Wight Developments Ltd | Construction | 2019 |
| Wight Drone Ltd. | Professional & scientific | 2023 |
| Wight Holidays Ltd | Administrative & support | 2013 |
| Willjay IW Ltd | Financial services | 2026 |
| Wyvern Securities Limited | Professional & scientific | 1973 |
| Yarmouth (IOW) Ltd | Wholesale & retail | 2024 |
| Zwolle Limited | Professional & scientific | 2009 |