| Techdata Ltd | Information & communication | 2023 |
| Techdee IT Solutions Ltd | Information & communication | 2025 |
| Techie Services Limited | Information & communication | 2015 |
| Techinflo Ltd | Information & communication | 2014 |
| Techknocorner Ltd | Information & communication | 2020 |
| Technafa Ltd | Information & communication | 2025 |
| Techne Logos Consulting Limited | Administrative & support | 2017 |
| Technical Facilities UK Limited | Professional & scientific | 2023 |
| Technical Heating Services (UK) Ltd | Construction | 2010 |
| Technical Web Services Limited | Information & communication | 2014 |
| Technical Xerographics Ltd | Manufacturing | 2014 |
| Techniques Group Limited | Professional & scientific | 1991 |
| Techno Domain Ltd | Information & communication | 2022 |
| Techno Stack Solutions Ltd | Information & communication | 2018 |
| Techno Star Limited | Professional & scientific | 2018 |
| Technology and Management Practice Ltd | Other services | 2012 |
| Technology Distribution Limited | Information & communication | 1996 |
| Technology Partners Limited | Information & communication | 1998 |
| Technologynext Ltd | Information & communication | 2022 |
| Technopm Ltd | Information & communication | 2017 |
| Technosive Ltd | Information & communication | 2025 |
| Techpro Serve Ltd | Information & communication | 2021 |
| Techsoft IT Solutions Limited | Information & communication | 2019 |
| Techsys Consulting Limited | Information & communication | 2011 |
| Techt Labs Ltd | Information & communication | 2022 |
| Techxtenders Consulting Solutions Ltd | Information & communication | 2023 |
| Teck Global Limited | Wholesale & retail | 2023 |
| Teck London Limited | Wholesale & retail | 2024 |
| Teck Services Ltd | Wholesale & retail | 2022 |
| Teckshackuk Ltd | Wholesale & retail | 2024 |
| Teclaforce Ltd | Real estate | 2016 |
| Teclance Systems Limited | Information & communication | 2023 |
| Teco Consultants Ltd | Information & communication | 2019 |
| Tecs Style Ltd. | Wholesale & retail | 2020 |
| Tectra Partnership Limited | Construction | 1994 |
| Tecup Limited | Other services | 2025 |
| Tecvo Limited | Other services | 2025 |
| TED Bernhardtz Limited | Wholesale & retail | 2024 |
| Teddy's Playtown Ltd | Hospitality | 2021 |
| Teefey Enterprise Limited | Wholesale & retail | 2025 |
| Teefusion Ltd | Wholesale & retail | 2025 |
| Tefal U.K. Limited | Wholesale & retail | 1972 |
| TEG Transport Services Limited | Transport & logistics | 2006 |
| TEK Connect Ltd | Information & communication | 2019 |
| TEK Ninjas Ltd | Information & communication | 2024 |
| Tekchain PM Ltd | Information & communication | 2022 |
| Teknology Links Ltd | Information & communication | 2010 |
| Tekrealm Ltd | Information & communication | 2021 |
| Tekrenewed Ltd | Wholesale & retail | 2025 |
| Telangana Association of United Kingdom (Tauk) | Education | 2016 |
| Telangana NRI Forum Limited | Other services | 2012 |
| Telco Solutions Limited | Wholesale & retail | 2011 |
| Telenet Logistics Limited | Extraterritorial | 2015 |
| Telesonic Engineering Ltd | Information & communication | 2022 |
| Televa Ltd | Information & communication | 2023 |
| Teleview Ahead Ltd | Construction | 2023 |
| Televista Ltd | Real estate | 2024 |
| Telford Hospitality Ltd | Hospitality | 2024 |
| Tellus Homes Ltd | Construction | 2025 |
| Telugu Builders Ltd | Construction | 2021 |
| Templar Finance Ltd | Professional & scientific | 2011 |
| Temple Gardens Consulting Limited | Information & communication | 2019 |
| Templeton Care LLP | | 2010 |
| Templewood Builders Limited | Construction | 2011 |
| Templewood Group Holdings Ltd | Financial services | 2025 |
| Templewood Group LLP | | 2024 |
| Templewood Recruitment Ltd. | Administrative & support | 2016 |
| Tempo Logistics Limited | Transport & logistics | 2021 |
| Temps World Limited | Administrative & support | 2016 |
| Tempus Enterprises Limited | Hospitality | 2025 |
| TEN AV Ltd | Other services | 2025 |
| TEN Group Worldwide Limited | Real estate | 2025 |
| TEN M II Holdco Limited | Health & social care | 2023 |
| TEN M II Investco Limited | Health & social care | 2023 |
| TEN TEN Estates Limited | Real estate | 2021 |
| Tenda Cleaning Ltd | Administrative & support | 2016 |
| Tenda Home Care Solutions Limited | Health & social care | 2024 |
| TENDER365 Care (UK) Limited | Health & social care | 2019 |
| Tenm Holdco Limited | Health & social care | 2023 |
| Tenm Investco Limited | Health & social care | 2023 |
| Tenm Limited | Health & social care | 2018 |
| Tennen Ltd | Construction | 2016 |
| Tenot Ltd | Wholesale & retail | 2023 |
| Tenrc Limited | Professional & scientific | 2023 |
| Tenroc Limited | Other services | 2014 |
| Tenth Planet Tech and Consultants Ltd | Information & communication | 2020 |
| Tenuta James Fabrications Ltd | Manufacturing | 2011 |
| Teoned Services Ltd | Wholesale & retail | 2026 |
| Tepas Tech Limited | Information & communication | 2014 |
| TER AG Ltd. | Other services | 2011 |
| Terebinthtree Ltd | Health & social care | 2024 |
| Terminal Parking Limited | Other services | 2020 |
| Terminals Parking Ltd | Other services | 2012 |
| Termoglass Ltd | Construction | 2013 |
| Teror Transport Limited | Wholesale & retail | 2025 |
| Terra Bella Interiors Ltd | Construction | 2024 |
| Terra Exotics Ltd | Manufacturing | 2018 |
| Terra Firma Homes Ltd | Other services | 2012 |
| Terra MA Limited | Hospitality | 2026 |
| Terracycle UK Limited | Water & waste | 2009 |