| Tech ARC Labs Ltd | Information & communication | 2026 |
| Tech Drive Mobilephone & Computers LLC Limited | Wholesale & retail | 2022 |
| Tech Exporters Limited | Wholesale & retail | 2019 |
| Tech Fusion Depot Ltd | Wholesale & retail | 2025 |
| Tech on the Way Ltd | Wholesale & retail | 2023 |
| Tech UPP Limited | Professional & scientific | 2024 |
| TECH4 Limited | Other services | 2020 |
| Techbloom Ltd | Wholesale & retail | 2025 |
| Techcycle Innovations Ltd | Water & waste | 2024 |
| Techfeez Ltd | Wholesale & retail | 2026 |
| Techignitelab Ltd | Wholesale & retail | 2024 |
| Techlaya Marketing Agency Limited | Professional & scientific | 2025 |
| Techliora Ltd | Information & communication | 2025 |
| Techmonkey Solutions Limited | Information & communication | 2015 |
| Technek Ltd | Information & communication | 2024 |
| Techniat Ltd | Information & communication | 2019 |
| Technibench (Midlands) Limited | Manufacturing | 2026 |
| Technibench Limited | Manufacturing | 1998 |
| Technic Engines Ltd | Wholesale & retail | 2021 |
| Technic Properties Ltd | Real estate | 2023 |
| Technical Ceramic Solutions Limited | Manufacturing | 2016 |
| Technical Machine Tool Services Limited | Manufacturing | 2010 |
| Technicreate Limited | Information & communication | 2020 |
| TECHNO2DAY Limited | Manufacturing | 2010 |
| Technolabs Ltd | Information & communication | 2025 |
| Technology Consulting Corp Ltd | Information & communication | 2020 |
| Technology Management (Germany) Limited | Information & communication | 2024 |
| Technology Management Limited | Professional & scientific | 1995 |
| Techo Life Limited | Wholesale & retail | 2026 |
| Techpecx Ltd | Wholesale & retail | 2026 |
| Techperia Ltd | Information & communication | 2023 |
| Techprenour Ltd | Information & communication | 2023 |
| Techprouk Limited | Wholesale & retail | 2022 |
| Techy Universe Ltd | Manufacturing | 2025 |
| Tedd Insight Ltd | Wholesale & retail | 2022 |
| Tedxwolverhampton Ltd | Administrative & support | 2019 |
| TEE2 Investments Ltd | Real estate | 2017 |
| Teenies Crib Ltd | Health & social care | 2025 |
| TEG Investments Ltd | Real estate | 2021 |
| TEG Transport Limited | Transport & logistics | 2023 |
| Tegan & Sons Ecology Ltd | Professional & scientific | 2020 |
| Tegian Holdings Ltd | Wholesale & retail | 2016 |
| Tegs Investment Limited | Transport & logistics | 2022 |
| Tehillah Praise Centre | Other services | 2012 |
| Tekfluence AI Ltd | Information & communication | 2025 |
| Tekhcare Limited | Information & communication | 2017 |
| Tekki Limited | Administrative & support | 2025 |
| Tekmax Ltd | Information & communication | 2026 |
| Teknet Digital Ltd | Information & communication | 2021 |
| Tekverra Ltd | Information & communication | 2026 |
| Teleport Transport Ltd | Transport & logistics | 2024 |
| Telexico Communications Ltd | Information & communication | 2023 |
| Telford Mason Property Holdings Limited | Real estate | 2022 |
| Telford Plastering Co.Limited | Wholesale & retail | 1972 |
| Telford Windows and Doors Limited | Manufacturing | 2024 |
| Telling Rainscreens Ltd | Wholesale & retail | 2021 |
| Tellus Consulting Limited | Other services | 2010 |
| Tellus Land Partnerships Ltd | Construction | 2024 |
| Telprint Limited | Manufacturing | 1981 |
| Temple Bar North ST Ltd | Hospitality | 2025 |
| Temple Property Group Ltd | Construction | 2021 |
| Templereid Limited | Professional & scientific | 2013 |
| Temporary Staffing Wolverhampton Ltd | Administrative & support | 2019 |
| Tems Diagnostics Ltd | Health & social care | 2019 |
| Tems Properties Ltd | Real estate | 2018 |
| TEN Figures Limited | Administrative & support | 2019 |
| Tenantce Ltd | Information & communication | 2024 |
| Tenby Hand Car Wash Ltd | Transport & logistics | 2025 |
| Tendal Healthcare Limited | Health & social care | 2023 |
| Tenera Limited | Other services | 2018 |
| Tenerife Holiday Lets UK Limited | Administrative & support | 2007 |
| Tenpointnine Tailoring Ltd | Manufacturing | 2023 |
| Tenscon Limited | Manufacturing | 2013 |
| Tenwest Design Limited | Wholesale & retail | 2019 |
| Teranga Jollof Limited | Transport & logistics | 2026 |
| Teresa Lewis Limited | Education | 2025 |
| Teress Constructioon Group Ltd | Construction | 2023 |
| Teriot Godalming Limited | Real estate | 2017 |
| Teriot Investments Ltd | Professional & scientific | 2016 |
| Terminus Contract Hire Ltd | Transport & logistics | 2018 |
| Termoros (UK) Limited | Wholesale & retail | 2005 |
| Terok Limited | Financial services | 2025 |
| Terri Smart Limited | Professional & scientific | 2008 |
| Tesio Ltd | Wholesale & retail | 2023 |
| Tess OMO Technologies Ltd | Water & waste | 2016 |
| Tessma Restaurants Ltd | Hospitality | 2024 |
| Test Coverage Limited | Information & communication | 2000 |
| Testreport Projects Limited | Extraterritorial | 1993 |
| Tetris Construction Limited | Construction | 2022 |
| Tett Homes Limited | Real estate | 2026 |
| Tettenhall Building Company Limited | Construction | 2017 |
| Tettenhall Carpets & Blinds Limited | Wholesale & retail | 2018 |
| Tettenhall Clinic Ltd | Health & social care | 2023 |
| Tettenhall College (Incorporated) | Education | 1915 |
| Tettenhall College Enterprises Ltd | Wholesale & retail | 2018 |
| Tettenhall District C.I.C. | Other services | 2024 |
| Tettenhall Homes Ltd | Construction | 2020 |
| Tettenhall Logistics Limited | Professional & scientific | 2023 |
| Tettenhall LUX Tailors Ltd | Other services | 2025 |
| Tettenhall News Ltd | Wholesale & retail | 2014 |