| THE Poplars Care & Support Services Limited | Health & social care | 2013 |
| THE Right Events Ltd | Hospitality | 2021 |
| THE S.B.G Midlands Ltd | Hospitality | 2024 |
| THE Shark Brothers Ltd | Construction | 2023 |
| THE Shireland Bar & Grill (Birmingham) Limited | Hospitality | 2018 |
| THE Sica’S Barbershop Ltd | Other services | 2024 |
| THE Social Experts Ltd | Professional & scientific | 2026 |
| THE Spotted Dog Birmingham Ltd | Hospitality | 2025 |
| THE Staffing Agency Limited | Administrative & support | 2021 |
| THE Tiger Walsall Ltd | Hospitality | 2020 |
| THE Tuner Parts Limited | Wholesale & retail | 2025 |
| THE Van Depot Ltd | Wholesale & retail | 2025 |
| THE Wattville Steel Group Ltd | Manufacturing | 2025 |
| THE Wholesale Company (Midlands) Limited | Wholesale & retail | 2020 |
| THE Yellow Inn Ltd | Hospitality | 2025 |
| Thehandcarwash.Co Ltd | Administrative & support | 2022 |
| Therapy Network Ltd | Health & social care | 2011 |
| Thespace C.I.C. | Information & communication | 2012 |
| Thewishwellboxco Ltd | Wholesale & retail | 2025 |
| Thimble Mill Chippy Ltd | Hospitality | 2025 |
| Thirteen Capital (DS) Ltd | Real estate | 2026 |
| THIRTY3 Music Limited | Information & communication | 2025 |
| Thorndale Group Limited | Wholesale & retail | 2025 |
| Threadtrap Limited | Wholesale & retail | 2024 |
| Three Sheep Cheese Boat Ltd | Wholesale & retail | 2025 |
| Threeflow International Limited | Professional & scientific | 2019 |
| Thriveu Limited | Education | 2025 |
| Tide IT Ltd | Construction | 2020 |
| Tide Projects Ltd | Construction | 2020 |
| Tiger Locum Limited | Health & social care | 2023 |
| Tiktec Ltd | Construction | 2020 |
| Tillybakesuk Ltd | Wholesale & retail | 2026 |
| Time Bomb Comics Ltd | Information & communication | 2021 |
| Time Machine Delivery Ltd | Transport & logistics | 2025 |
| Time Share Limited | Health & social care | 2023 |
| Timms Pack Ltd | Wholesale & retail | 2023 |
| Tinman Holdings Limited | Financial services | 2026 |
| Tint Haus Ltd | Wholesale & retail | 2026 |
| TIP Elite Properties Ltd | Construction | 2017 |
| TIP Top Worldwide Ltd | Extraterritorial | 2023 |
| Tippity Green Ltd | Construction | 2021 |
| Tipton General Stores Ltd | Wholesale & retail | 2022 |
| TIRANGA20 Ltd | Hospitality | 2021 |
| TIS Plastering Limited | Construction | 2023 |
| Tisr Limited | Hospitality | 2026 |
| Titan Sites Ltd | Construction | 2020 |
| Titan WM Ltd | Construction | 2020 |
| Tividale Chicken Ltd | Hospitality | 2023 |
| Tivo Limited | Real estate | 2013 |
| TJ Movers Limited | Transport & logistics | 2015 |
| TJK Transport U.K. Ltd | Transport & logistics | 2023 |
| TK Accountancy Services Limited | Professional & scientific | 2021 |
| TK Estate Holdings Ltd | Real estate | 2025 |
| TM Tea Ltd | Wholesale & retail | 2021 |
| Tmar's Community Kitchen CIC | Hospitality | 2023 |
| Tmph Ltd | Real estate | 2021 |
| TNC Properties & Services Ltd | Real estate | 2024 |
| Tobgi Kudzo Gamernu Limited | Extraterritorial | 2025 |
| Together Housing Ltd | Real estate | 2025 |
| Tohti Limited | Water & waste | 2017 |
| Tola Housing Ltd | Real estate | 2024 |
| Tong MAN Limited | Hospitality | 2024 |
| Tonys Fish Bar WB Ltd | Hospitality | 2026 |
| Top Cleaners One Ltd | Administrative & support | 2025 |
| Top Dental Group Ltd | Health & social care | 2020 |
| Top Glass Renovations Limited | Construction | 2021 |
| Top Implants Limited | Health & social care | 2024 |
| Top Kurdish Golden Barber Ltd | Other services | 2024 |
| Top Property Investment Group Ltd | Real estate | 2022 |
| Top Protien Shop Ltd | Wholesale & retail | 2025 |
| TOP1 Foods Limited | Hospitality | 2025 |
| Toplabs Group Limited | Manufacturing | 2019 |
| Topremedy Ltd. | Professional & scientific | 2017 |
| Toptier Living Ltd | Real estate | 2025 |
| Torque Tech & Pistons Ltd | Wholesale & retail | 2026 |
| Total 1 Electrical Services Limited | Manufacturing | 2008 |
| Totalcleaners Ltd | Administrative & support | 2025 |
| Totalfootballc.F. C.I.C. | Arts & recreation | 2021 |
| Totalifit Ltd | Health & social care | 2025 |
| Traffic Management 2002 Ltd | Construction | 2025 |
| Traian Ionel Mirea Limited | Construction | 2026 |
| Trans EDU Ltd | Transport & logistics | 2018 |
| Transcend Translators Ltd | Professional & scientific | 2025 |
| Transgo U.K. Ltd | Construction | 2025 |
| Transpo 1 Ltd | Transport & logistics | 2024 |
| Transport Connections Ltd | Transport & logistics | 2025 |
| Transport DB Ltd | Transport & logistics | 2025 |
| Travel D-Lite Limited | Transport & logistics | 2018 |
| Treasuremart Ltd | Wholesale & retail | 2025 |
| Treetrench Ltd | Wholesale & retail | 2023 |
| Trek Stones Ltd | Wholesale & retail | 2025 |
| Trendcartpro Ltd | Wholesale & retail | 2026 |
| Trendyfy Limited | Wholesale & retail | 2023 |
| Trident IT Solutons Ltd | Construction | 2020 |
| Trident Services GRP Limited | Construction | 2015 |
| Trident Software Solutions Ltd | Construction | 2020 |
| Trigger Technologies Limited | Information & communication | 2011 |
| Trinitas Properties Ltd | Real estate | 2015 |
| Trinity Care & Support Services Limited | Health & social care | 2018 |
| Trio Records Ltd | Information & communication | 2025 |