| Teawest Limited | Hospitality | 2017 |
| Tech Imaginations Ltd | Information & communication | 2026 |
| Tech Nexa Consulting Services Ltd | Information & communication | 2025 |
| Tech Quote Limited | Wholesale & retail | 2021 |
| Tech Skills Consulting Limited | Information & communication | 2010 |
| TECH2SERV Ltd | Manufacturing | 2017 |
| Techclean Services (Wessex) Limited | Administrative & support | 2014 |
| Techfin Research Ltd | Professional & scientific | 2023 |
| Techfloors Ltd | Construction | 2016 |
| Techforest IT Solutions Ltd | Information & communication | 2024 |
| Techloft Advisory Limited | Professional & scientific | 2016 |
| Technical Project Solutions Ltd | Professional & scientific | 2012 |
| Technical Pursuit Limited | Other services | 2018 |
| Technical.Concrete.Cutting.Solutions. Ltd | Construction | 2015 |
| Technician Training Ltd | Construction | 2017 |
| Technicolour Moon Ltd | Arts & recreation | 2012 |
| Techno Cool Engineering Ltd | Construction | 2016 |
| Technologies Solutions Ltd | Information & communication | 2025 |
| Techopian Ltd | Information & communication | 2021 |
| Techspec Fire and Security Ltd | Administrative & support | 2019 |
| Techspec Security LLP | | 2016 |
| Techthread Ltd | Information & communication | 2025 |
| Techtonik Consulting Ltd | Administrative & support | 2023 |
| Techwa Resourcing Ltd | Construction | 2024 |
| TED Shimoda Limited | Wholesale & retail | 1998 |
| TED Technologies Ltd | Wholesale & retail | 2024 |
| Tedworth Equestrian Trading Limited | Arts & recreation | 2020 |
| Tedworth Park Polo Ltd | Arts & recreation | 2012 |
| TEE Screen Limited | Information & communication | 2023 |
| Teefa Training Aviation Limited | Professional & scientific | 2024 |
| Tees Luxury Label Limited | Extraterritorial | 2022 |
| Teeselectronicsuk Ltd | Wholesale & retail | 2025 |
| Teeth for Life (Norwich) Limited | Health & social care | 2010 |
| Tefoma Ltd | Health & social care | 2014 |
| Teix Ltd | Construction | 2025 |
| Tekne Music Ltd | Other services | 2021 |
| Tekton Solutions Ltd | Construction | 2015 |
| Tel's Taxis Ltd | Extraterritorial | 2020 |
| Telco and Blockchain Technologies Limited | Information & communication | 2018 |
| Telecom 2000 Limited | Information & communication | 2001 |
| Teledeca Research & Care CIC | Information & communication | 2026 |
| Telegram Tips Limited | Arts & recreation | 2019 |
| Telemark Communications Ltd | Professional & scientific | 2008 |
| Telephone House Bournemouth Limited | Real estate | 2025 |
| Telford (Ringwood) Limited | Professional & scientific | 1988 |
| Temel Properties Limited | Real estate | 2021 |
| Temiandco Ltd | Administrative & support | 2024 |
| Temizlik Limited | Households | 2016 |
| Temmy Enterprise Limited | Public administration | 2025 |
| Temmytope Care Ltd | Health & social care | 2025 |
| Tempest Recruitment Limited | Administrative & support | 2019 |
| Templar Financial Associates Limited | Financial services | 2015 |
| Temple Bars Ltd | Hospitality | 2019 |
| Temple Boscombe Limited | Wholesale & retail | 2022 |
| Templewood Management Company Limited | Households | 2010 |
| TEN Tables Limited | Hospitality | 2026 |
| TEN the Ridgeway Limited | Real estate | 2014 |
| Tenac I.T Limited | Information & communication | 2010 |
| Tenby House Limited | Administrative & support | 2012 |
| Tender Care Services Limited | Health & social care | 2008 |
| Tender COW Limited | Hospitality | 2013 |
| Tennis-Plaza Ltd | Wholesale & retail | 2018 |
| Tennyson Court (Ferndown) Management Limited | Real estate | 1987 |
| Tenshi Karate Academy Limited | Arts & recreation | 2012 |
| TEO Design Ltd | Administrative & support | 2016 |
| Tepui Investments Ltd | Real estate | 2026 |
| Teratos (UK) Ltd | Professional & scientific | 2025 |
| Terence Court RTM Company Limited | Real estate | 2013 |
| Terminus Motors Limited | Wholesale & retail | 2005 |
| Tertanya Care Limited | Health & social care | 2022 |
| Tesseract Financial Ltd | Financial services | 2019 |
| Testament Trumps Limited | Construction | 2009 |
| Testech Limited | Wholesale & retail | 2006 |
| Testprime Limited | Manufacturing | 2010 |
| TEV Projects Limited | Construction | 2009 |
| Teversham Construction Limited | Construction | 2002 |
| Tevez CUT Limited | Other services | 2022 |
| TEW Properties Limited | Real estate | 2020 |
| TFR Trading Ltd | Wholesale & retail | 2024 |
| TGS Systems Ltd | Information & communication | 2021 |
| Thakkar Brothers Limited | Education | 2025 |
| Thakorsons Limited | Wholesale & retail | 2026 |
| Thalos Ltd | Information & communication | 2025 |
| Thames Close Management Ltd. | Real estate | 2014 |
| Thames Solutions Ltd | Wholesale & retail | 2026 |
| Thashmi Ltd | Wholesale & retail | 2026 |
| That Bath Company Limited | Construction | 2018 |
| That Bournemouth Apartments 2 Limited | Real estate | 2020 |
| That Bournemouth Apartments Limited | Real estate | 2013 |
| That Bournemouth Big Hotel Limited | Construction | 2013 |
| That Bournemouth Car Park Limited | Real estate | 2013 |
| That Bournemouth Company 2 Limited | Construction | 2016 |
| That Bournemouth Company 3 Limited | Real estate | 2016 |
| That Bournemouth Company 4 Limited | Construction | 2019 |
| That Bournemouth Company Limited | Construction | 2009 |
| That Bournemouth H1 Limited | Construction | 2013 |
| That Bournemouth H2 Limited | Construction | 2013 |
| That Bournemouth Little Hotel Limited | Hospitality | 2013 |
| That Bournemouth Penthouses Limited | Construction | 2013 |
| That Bournemouth Street Bar Limited | Hospitality | 2017 |