| T.C. Mechanical Services UK Limited | Construction | 2006 |
| T.J.Services (2001) Limited | Wholesale & retail | 2010 |
| T3 Insight Services Ltd | Construction | 2014 |
| Taboo Topics Ltd | Information & communication | 2025 |
| Taking Cover Ltd | Financial services | 2018 |
| Talent Guardian Limited | Administrative & support | 2023 |
| Talis Chains Ltd | Wholesale & retail | 2019 |
| Tamla Trees Limited | Professional & scientific | 2013 |
| Tammycat Ltd | Real estate | 2024 |
| Tamworth Gardens Properties Limited | Households | 2009 |
| Tangerine Machine Limited | Information & communication | 2000 |
| Tango Security Limited | Administrative & support | 2000 |
| Tanqueray Holdco Limited | Financial services | 2022 |
| Tanqueray Midco Limited | Financial services | 2022 |
| Tantalisefleet Ltd | Other services | 2024 |
| Taptec Ltd | Wholesale & retail | 2023 |
| Tapvim Care Services Limited | Health & social care | 2014 |
| Tartan Heart Photography Ltd | Professional & scientific | 2017 |
| Tavongaishe Ltd. | Health & social care | 2015 |
| Taycrest Properties Limited | Real estate | 2015 |
| Taylormade T.E.A.M Ltd | Wholesale & retail | 2015 |
| Taymol Consulting Limited | Professional & scientific | 2014 |
| Tbtc Trading Limited | Wholesale & retail | 2014 |
| Tbtf | Health & social care | 2005 |
| Tckm Ltd | Health & social care | 2023 |
| Tcobconsultancy Ltd | Information & communication | 2016 |
| TCP Manchester Limited | Other services | 2019 |
| TDG Southampton Ltd | Health & social care | 2018 |
| Teachwise Tutoring Ltd | Education | 2024 |
| Team Yiyi Ltd | Professional & scientific | 2025 |
| Teardrop Creative Ltd | Manufacturing | 2021 |
| Techalto Limited | Information & communication | 2008 |
| Techne-Comm Ltd | Information & communication | 1997 |
| Technology Partnership Business Solutions Limited | Information & communication | 2017 |
| Teedoffgolf Limited | Administrative & support | 2017 |
| Teji Cowie Ltd | Professional & scientific | 2025 |
| Telco Consultancy Ltd | Information & communication | 2023 |
| Tembo Consulting Ltd | Administrative & support | 2017 |
| Tempcover Holdings Ltd | Professional & scientific | 2017 |
| Tempcover Ltd | Financial services | 2015 |
| Temporary Cover Limited | Professional & scientific | 2017 |
| TEN77 Ltd | Professional & scientific | 2020 |
| Tenomo Ltd | Wholesale & retail | 2020 |
| Terlemez Grill Ltd | Hospitality | 2025 |
| Terlsie Care Limited | Health & social care | 2018 |
| TF Associates Limited | Professional & scientific | 2024 |
| Tgak Consulting Limited | Professional & scientific | 2018 |
| THE Absnt Ltd | Manufacturing | 2020 |
| THE Accountancy Network Limited | Professional & scientific | 2000 |
| THE Barkers Club Ltd | Other services | 2024 |
| THE Beacon (Hindhead) Block Management Company Limited | Households | 2007 |
| THE Beacon (Hindhead) Management Limited | Households | 2006 |
| THE Beeches (H26) Management Company Limited | Households | 2005 |
| THE Botanic Company (UK) Limited | Wholesale & retail | 2019 |
| THE Brain Tumour Charity | Health & social care | 2012 |
| THE British Institute of Innkeeping | Other services | 1981 |
| THE Consultants Office Ltd | Professional & scientific | 2022 |
| THE Convent (Farnborough) Freehold Company Ltd | Real estate | 2016 |
| THE Convent (Farnborough) Management Company Limited | Households | 2014 |
| THE Development Travel Company (UK) Ltd | Administrative & support | 2018 |
| THE Dude LAB Ltd | Other services | 2016 |
| THE Family Office Search Group Limited | Administrative & support | 2025 |
| THE Fcfo Ltd | Professional & scientific | 2026 |
| THE Fleet FOX Ltd | Professional & scientific | 2022 |
| THE Flooring Movement Ltd | Construction | 2018 |
| THE Flour POT Bakehouse Ltd | Hospitality | 2014 |
| THE Flying Fish (Fleet) Ltd | Hospitality | 2017 |
| THE Forest Approach Limited | Education | 2022 |
| THE Grange Cafe Wokingham Limited | Hospitality | 2026 |
| THE Gurkha Square Limited | Hospitality | 2017 |
| THE Hairstation (Hants) Ltd | Other services | 2026 |
| THE Hamptons Tetbury Management Co Limited | Households | 2009 |
| THE Hart Barbershop Limited | Other services | 2017 |
| THE Haven (Bassett) Management Company Limited | Households | 2007 |
| THE Learnt Limited | Professional & scientific | 2023 |
| THE Luna Collection Limited | Wholesale & retail | 2025 |
| THE Manor (Aldershot) Management Limited | Households | 2003 |
| THE Monumental Company Limited | Professional & scientific | 1987 |
| THE Moorhens (Aldershot) Management Company Limited | Households | 2001 |
| THE Only Property Services Company Limited | Professional & scientific | 2002 |
| THE Parenting Partnership Ltd | Education | 2018 |
| THE Plaice to BE (Fish & Chips) Limited | Hospitality | 2017 |
| THE Quiet Load CIC | Information & communication | 2025 |
| THE R Collective UK Ltd | Wholesale & retail | 2021 |
| THE Ramp Factory Limited | Extraterritorial | 2012 |
| THE Ramp People Limited | Extraterritorial | 2007 |
| THE Safe Haven Practice Ltd | Health & social care | 2022 |
| THE Schools Platform Ltd | Information & communication | 2023 |
| THE Sculpt House Ltd | Arts & recreation | 2026 |
| THE Shred Alliance Limited | Water & waste | 2026 |
| THE Sk.Yn Clinic Ltd | Health & social care | 2022 |
| THE Skincare Boutique Ltd | Other services | 2023 |
| THE Solar Repair Co. Limited | Manufacturing | 2024 |
| THE Space MAN Fleet Ltd | Administrative & support | 2021 |
| THE Tikkun Ekklesia Collective CIC | Education | 2026 |
| THE UK Careers Fair Limited | Information & communication | 2018 |
| THE Villa Collection Limited | Administrative & support | 2014 |
| THE Weight IS Over Ltd | Professional & scientific | 2013 |
| THE Well of Life | Other services | 2004 |
| Then Limited | Professional & scientific | 2025 |