| Tea Time Bradford Limited | Hospitality | 2025 |
| Teach Alliance Limited | Administrative & support | 2023 |
| Teach MEE Limited | Education | 2025 |
| Teaching Solutions Limited | Education | 2018 |
| Team Tyson Ltd | Construction | 2023 |
| Team UP Academy CIC | Education | 2025 |
| Team Wesley Logistics Limited | Transport & logistics | 2001 |
| Team Wesley Transport Limited | Transport & logistics | 2008 |
| Team-Ahb Ltd | Real estate | 2018 |
| Teamace Limited | Professional & scientific | 2025 |
| Teamworks Construction Ltd | Construction | 2026 |
| Tebogo NEO Limited | Health & social care | 2018 |
| Tebro Toys Limited | | 1971 |
| TEC Elec Solutions Ltd | Construction | 2025 |
| Tecch Treasure Store Ltd | Wholesale & retail | 2025 |
| Tech 321 Ltd | Construction | 2017 |
| Tech Automotive Ltd | Wholesale & retail | 2024 |
| Tech Cloud Ltd | Wholesale & retail | 2019 |
| Tech Creative Minds Ltd | Information & communication | 2024 |
| Tech Distribution Limited | Wholesale & retail | 1999 |
| Tech Foods Leeds Ltd | Hospitality | 2018 |
| Tech Repair Bradford Ltd | Other services | 2018 |
| Tech Repairs Bradford Ltd | Wholesale & retail | 2021 |
| Tech Textiles Ltd | Manufacturing | 2020 |
| Tech Things Ltd | Professional & scientific | 2025 |
| TECH1 Solutions Ltd | Information & communication | 2023 |
| TECH4U Limited | Wholesale & retail | 2025 |
| Techasis Limited | Information & communication | 2010 |
| Techbridge Technologies Ltd | Wholesale & retail | 2026 |
| Techbulls Ltd | Education | 2021 |
| Techbytez Limited | Manufacturing | 2025 |
| Techcave Limited | Wholesale & retail | 2023 |
| Techcor Limited | Wholesale & retail | 2019 |
| Techguard Security Ltd | Information & communication | 2025 |
| Techmet Traders Ltd | Wholesale & retail | 2012 |
| Technet Alliance Limited | Information & communication | 2023 |
| Technical Concrete Cutting Limited | Construction | 2006 |
| Techomatic Limited | Information & communication | 2017 |
| Techonline Ltd | Wholesale & retail | 2023 |
| Techosols Ltd | Information & communication | 2024 |
| Techwatt Global Technology Ltd | Wholesale & retail | 2025 |
| Techzon Ltd | Wholesale & retail | 2026 |
| Teck Essentials Ltd | Wholesale & retail | 2025 |
| Tecknow Electrical Limited | Construction | 2016 |
| Tecrum Ltd | Professional & scientific | 2021 |
| TED Bears Property Limited | Real estate | 2025 |
| Tedcote Project Works Ltd | Construction | 2025 |
| TEE Food House Ltd | Hospitality | 2025 |
| TEE WEE Limited | Professional & scientific | 2025 |
| Tee's Catering Ltd | Hospitality | 2026 |
| Teecole Group of Companies Ltd | Administrative & support | 2025 |
| Teeland Villas Ltd | Real estate | 2025 |
| Teemas Beauty Place Ltd | Other services | 2025 |
| Tees Couriers Ltd | Transport & logistics | 2025 |
| Teesons Scrap Metals Limited | Wholesale & retail | 2022 |
| Teeth Innovation Ltd | Health & social care | 2014 |
| Tee’S Phones & Vapes Ltd | Wholesale & retail | 2025 |
| Teflon Clothing Ltd | Wholesale & retail | 2024 |
| Tehranshop Ltd | Wholesale & retail | 2025 |
| TEK Ctrl Ltd | Information & communication | 2015 |
| Tekedar Lateef Accounts Ltd | Professional & scientific | 2021 |
| Teknical Consultancy (UK) Ltd | Professional & scientific | 2020 |
| Teknical Talent Limited | Administrative & support | 2017 |
| Telar Collective Limited | Professional & scientific | 2024 |
| Telco Bits Limited | Information & communication | 2021 |
| Telconetworks Ltd | Information & communication | 2017 |
| Telecompay Ltd | Information & communication | 2023 |
| Telemacy Ltd | Manufacturing | 2024 |
| Telescribe Limited | Professional & scientific | 2022 |
| Teletree Networks Ltd | Information & communication | 2023 |
| Televideo Personnel Limited | Administrative & support | 2013 |
| Telford & Wilson (1982) Limited | Real estate | 1982 |
| Telnet Communications Limited | Construction | 2009 |
| Temmy Limited | Health & social care | 2023 |
| Temp Chek Limited | Wholesale & retail | 2020 |
| Temp-Deck Limited | Construction | 2021 |
| Tempcare Personnel Ltd | Administrative & support | 2008 |
| Temple of Gains Ltd | Transport & logistics | 2017 |
| Temps Recruiter Ltd | Administrative & support | 2018 |
| TEN 8TY Four Ventures Limited | Wholesale & retail | 2014 |
| Tenanted Property Sales Ltd | Real estate | 2024 |
| Tender Loving Curls (TLC) Ltd | Other services | 2024 |
| Tenderzbradford Ltd | Hospitality | 2025 |
| Tenkiachi Limited | Real estate | 2001 |
| Tension Line Ltd | Professional & scientific | 2025 |
| Tenu Ltd | Wholesale & retail | 2020 |
| Tenxpert Limited | Households | 2023 |
| Teograc Ltd | Wholesale & retail | 2025 |
| Tera Property Group Ltd | Real estate | 2022 |
| Terapia I Relaks Ltd | Professional & scientific | 2023 |
| Terayu Limited | Health & social care | 2023 |
| Termos International Limited | Administrative & support | 2016 |
| Terra Organics Limited | Wholesale & retail | 2019 |
| Terryz Merchandise Ltd | Wholesale & retail | 2025 |
| Tesla Corporation Limited | Administrative & support | 2000 |
| Tesla Technical Training Limited | Information & communication | 2015 |
| Test Evolution Limited | Professional & scientific | 2004 |
| Tetalya Trading Co Ltd | Wholesale & retail | 2019 |
| TEV Holdings Limited | Manufacturing | 2017 |
| TEV Limited | Manufacturing | 2003 |