| TJ & CM Powell Limited | Agriculture & fishing | 2020 |
| TJ6 Ltd | Professional & scientific | 2024 |
| TJM Business Ltd | Financial services | 2026 |
| TJP Trading Limited Partnership | | 2018 |
| TL Stone Limited | Manufacturing | 2023 |
| TLC Consultants Limited | Professional & scientific | 2025 |
| TLF Facades Limited | Construction | 2014 |
| TM Factors Limited | Wholesale & retail | 2002 |
| TM Tax Limited | Professional & scientific | 2010 |
| TMH Building Services Limited | Construction | 2023 |
| Tmma HQ Ltd | Arts & recreation | 2025 |
| Tobin & SON Limited | Construction | 2019 |
| Tobin Developments (Hereford) Limited | Construction | 2023 |
| Tolley Holdings Ltd | Construction | 2011 |
| TOM Collis IT Ltd | Information & communication | 2026 |
| TOM Donativo Financial Planning Ltd | Financial services | 2018 |
| TOM Mason Design Ltd | Professional & scientific | 2019 |
| TOM Smith Foods Limited | Hospitality | 2025 |
| Tomatel Care Limited | Health & social care | 2023 |
| Tomev Limited | Construction | 2020 |
| Tomhead Holdings Limited | Financial services | 2018 |
| Tomhead Limited | Agriculture & fishing | 1974 |
| Tomlins Holdings Limited | Professional & scientific | 2020 |
| Tomlins Property Limited | Real estate | 2026 |
| Tomorrowisclosed Ltd | Professional & scientific | 2010 |
| Tompkins Thomas Planning Limited | Professional & scientific | 2020 |
| Toolboards Limited | Manufacturing | 2025 |
| Top Escape Rooms Ltd | Arts & recreation | 2019 |
| Topo-Logic Ltd | Wholesale & retail | 2018 |
| TOR 67 Ltd | Hospitality | 2026 |
| Torbeck Control Valves Limited | Manufacturing | 2003 |
| Torridon Risk Consultancy Ltd | Professional & scientific | 2024 |
| Total Technology Consultants Limited | Professional & scientific | 1995 |
| Totally Sales Limited | Wholesale & retail | 2013 |
| Touch Trechnology Ltd | Wholesale & retail | 2022 |
| Tower Hotel Limited | Hospitality | 1984 |
| Towers Property Solutions Ltd | Real estate | 2011 |
| Town & Country Plastering & Damp Proofing Ltd | Construction | 2024 |
| Towncroft Limited | Wholesale & retail | 2025 |
| Toy Box (Ross) Limited | Wholesale & retail | 2017 |
| Toys by Nature Ltd | Manufacturing | 2017 |
| TP Financial Consultancy Ltd | Professional & scientific | 2021 |
| TPG Property Limited | Financial services | 2014 |
| Trackfit Engineering Limited | Manufacturing | 2016 |
| Trade 2 Care Ltd | Wholesale & retail | 2020 |
| Trade Brokers International Limited | Transport & logistics | 1983 |
| Trade Mobility Limited | Wholesale & retail | 2024 |
| Traildogz Ltd | Wholesale & retail | 2019 |
| Transfer Vessel Services Limited | Administrative & support | 2017 |
| Transport Hereford Limited | Administrative & support | 2010 |
| Tranzfab XL Ltd | Manufacturing | 2015 |
| Travel Executive Hereford Ltd | Transport & logistics | 2025 |
| Travel the World - Herefordshire Ltd | Administrative & support | 2018 |
| Travelbank Limited | Information & communication | 2004 |
| Tredon Leisure Limited | Hospitality | 2024 |
| Tredon Management Limited | Real estate | 2016 |
| Tredon Properties Ltd | Real estate | 2014 |
| Tredunnock Services Ltd | Water & waste | 2015 |
| Treehouse Collective Ltd | Professional & scientific | 2022 |
| Treehouse Corporation Ltd | Real estate | 2021 |
| Treewyse Limited | Education | 2021 |
| Tref-Y-Clawdd RFC Ltd | Arts & recreation | 2014 |
| Tregate Fishing Limited | Real estate | 1953 |
| Tregoyd Ltd | Hospitality | 2025 |
| Trek KIT (Hereford) Limited | Wholesale & retail | 2006 |
| Trek KIT Holdings Limited | Financial services | 2020 |
| Trela Logistic Limited | Transport & logistics | 2018 |
| Trembath Asset Engineering Ltd | Professional & scientific | 2025 |
| Trendsridge Couture Ltd | Wholesale & retail | 2025 |
| Trevase Farm Limited | Energy | 2015 |
| Trevase Leisure LLP | | 2011 |
| Trevbil Ltd | Health & social care | 2025 |
| Trevell Limited | Construction | 2023 |
| Trezona Services Ltd | Professional & scientific | 2025 |
| Tribal Consultancy Limited | Administrative & support | 2016 |
| Tribarn Properties Limited | Real estate | 2019 |
| Tribeliving Limited | Real estate | 2019 |
| Trigg & Co Limited | Professional & scientific | 2014 |
| Trigger MET Systems Ltd | Professional & scientific | 2024 |
| Trigpoint Partners Limited | Professional & scientific | 2015 |
| Trilloes Tree Care Limited | Agriculture & fishing | 2018 |
| Trinity Court Management (Hereford) Limited | Real estate | 2003 |
| Trinity Extended Services Community Interest Company | Education | 2010 |
| Triomart Grocers Ltd | Wholesale & retail | 2026 |
| Tritex Limited | Manufacturing | 2025 |
| Tritrend Limited | Real estate | 1999 |
| Triverdant PVT Ltd | Agriculture & fishing | 2025 |
| Trivett Hicks (Hereford) Ltd | Real estate | 2017 |
| Trivett Hicks Property Ltd | Real estate | 2017 |
| Trobd Ltd | Hospitality | 2025 |
| TRP Polymer Solutions Limited | Manufacturing | 2002 |
| TRP Sealing Systems (Investments) Limited | Manufacturing | 2007 |
| Trucad Hereford Limited | Professional & scientific | 2011 |
| True Bear Limited | Information & communication | 2020 |
| True North Rising Limited | Health & social care | 2025 |
| True Taste Trading Limited | Wholesale & retail | 2025 |
| Truland Construction Limited | Construction | 1999 |
| Truland Limited | Real estate | 1974 |
| Trumpers Tea Ltd | Wholesale & retail | 2008 |
| Trust Decor Limited | Construction | 2007 |