| THE Sunshine Box Ltd | Wholesale & retail | 2020 |
| THE Swallows (Blocks K, L, M and N) Management Company Limited | Households | 1996 |
| THE Tabernacle Manco Limited | Households | 2022 |
| THE Tabletop Tavern Ltd | Hospitality | 2024 |
| THE Talent Toolbox Ltd | Administrative & support | 2014 |
| THE Tannery (Holt) Management Company Limited | Households | 2021 |
| THE Taxi MAN Salisbury Ltd | Transport & logistics | 2023 |
| THE TEE HUT Ltd | Wholesale & retail | 2022 |
| THE TEN Cats Limited | Professional & scientific | 2023 |
| THE Thai Orchid Restaurant.U.S. Limited | Hospitality | 2023 |
| THE Three Tuns 1650 Limited | Real estate | 2026 |
| THE Tisbury and District Community Minibus Ltd | Transport & logistics | 2000 |
| THE Training and HR Consultancy Limited | Professional & scientific | 2001 |
| THE Trussell Trust | Wholesale & retail | 2005 |
| THE Trustee of the SIR Edward Heath Charitable Foundation Limited | Extraterritorial | 2024 |
| THE UK Armed Forces Winter Sports Association | Arts & recreation | 2009 |
| THE Upham Brush Company Limited | Real estate | 2008 |
| THE Vale Cricklewood Management Co. Limited | Households | 1991 |
| THE Vanner Gallery Ltd | Wholesale & retail | 2021 |
| THE Vault Gymnastics and Fitness Limited | Arts & recreation | 2019 |
| THE Victorian Printing Company Limited | Manufacturing | 2013 |
| THE Village Square (Area 2 Phase 1D Red Lodge) Management Company Limited | Households | 2014 |
| THE Vintage Tool Company Ltd | Extraterritorial | 2006 |
| THE Virologist Ltd | Professional & scientific | 2015 |
| THE Walinase Nyirongo Foundation Ltd | Other services | 2024 |
| THE Wallingford Window Company Ltd | Construction | 1989 |
| THE Ward Mitchell Trustees Limited | Financial services | 1995 |
| THE Warrior Academy Limited | Arts & recreation | 2011 |
| THE Water Meadow Laverstock Ltd | Real estate | 2020 |
| THE Waterfront (Wixams) Management Company Limited | Households | 2010 |
| THE WEE Baffy Club Ltd | Wholesale & retail | 2025 |
| THE Well Heeled Hippy Limited | Hospitality | 2022 |
| THE Wessex Partnership Trust | Education | 2016 |
| THE Wheel PUB Co. Limited | Real estate | 2011 |
| THE White Edit Limited | Administrative & support | 2018 |
| THE Wilton Carpet Factory Limited | Manufacturing | 2003 |
| THE Wiltshire Distilling Company Limited | Manufacturing | 2020 |
| THE Wiltshire HUT Company Ltd | Manufacturing | 2026 |
| THE Wiltshire Tea Company Limited | Wholesale & retail | 2023 |
| THE Withies Management Company Limited | Households | 2002 |
| THE Wood Bar Ltd | Hospitality | 2020 |
| THE Woodgate Gardens Estate Management Company Limited | Households | 2003 |
| THE Woods at Oakley LLP | | 2026 |
| THE Workout LAB Limited | Arts & recreation | 2023 |
| THE Zenith Carburetter Company Limited | Extraterritorial | 2003 |
| The-New-Inn.Co.Uk Limited | Hospitality | 2004 |
| Thebec Limited | Administrative & support | 2009 |
| Thebellhotel Ltd | Hospitality | 2026 |
| Thebulldownton Ltd | Hospitality | 2020 |
| Thedepartmentofgifting Ltd | Wholesale & retail | 2024 |
| Theglobe Ltd | Hospitality | 2026 |
| Thegoodnet Limited | Professional & scientific | 2021 |
| Theharrow Ltd | Hospitality | 2026 |
| Thehive Enterprise Ltd | Professional & scientific | 2019 |
| Theic Limited | Professional & scientific | 2012 |
| Thekaizen Ltd | Professional & scientific | 2023 |
| Theresa Wild Aesthetics Ltd | Other services | 2018 |
| Thermancy Limited | Manufacturing | 2013 |
| Thesmac Healthcare Limited | Health & social care | 2019 |
| Theswallowpub Ltd | Hospitality | 2026 |
| Think BE DO Ltd | Professional & scientific | 2018 |
| Think Refine Ltd. | Professional & scientific | 2017 |
| Thinkwell Therapy Limited | Health & social care | 2024 |
| Thnor Ltd | Manufacturing | 2023 |
| Thomas Stanley Properties Ltd | Real estate | 2020 |
| Thome Asset Management & Asset Controlling Limited | Extraterritorial | 2010 |
| Thompson-Bell Ltd | Real estate | 2023 |
| Thor Business Holdings Ltd | Financial services | 2021 |
| Thor Industries Ltd | Manufacturing | 2020 |
| Thorne Solutions Ltd | Professional & scientific | 2026 |
| Thorney Leys Management Limited | Households | 2017 |
| Thornton Drylining Contractors Ltd | Construction | 2007 |
| Thornwood Park Management Company Limited | Other services | 2024 |
| Thornydown Associates Limited | Hospitality | 1990 |
| Thorpe Stone Associates LLP | | 2002 |
| Thought OUT Loud Limited | Administrative & support | 2014 |
| Threadneedle Finance Limited | Financial services | 2023 |
| Three JS Management Company Limited | Households | 2021 |
| Three Wine MEN Events Ltd | Hospitality | 2011 |
| Thrive Through Life Ltd | Hospitality | 2025 |
| Throgmorton Hall Management Company Limited | Households | 2000 |
| Thyme & Tides Limited | Wholesale & retail | 2009 |
| TI Accounting Ltd | Professional & scientific | 2023 |
| TI Rounds Ltd | Information & communication | 2023 |
| TIA Dewitt Ltd | Information & communication | 2024 |
| Tiato Limited | Manufacturing | 2019 |
| Tick Tock Teas Limited | Extraterritorial | 2007 |
| Tickbox Training Limited | Education | 2016 |
| Tickford Mews Management Company Limited | Households | 2016 |
| Tidestream Ltd | Professional & scientific | 2024 |
| Tidestream SP LLP | | 2024 |
| Tideway Construction Limited | Construction | 2012 |
| Tidy Bedrooms Limited | Administrative & support | 2014 |
| Tilecraft International Limited | Manufacturing | 2015 |
| Tileman House Limited | Real estate | 2026 |
| Tilemates (Welling) Ltd | Construction | 2011 |
| Till Valley Accountancy Ltd | Professional & scientific | 2011 |
| Till Valley Contracting Limited | Agriculture & fishing | 2008 |
| Till Valley Eggs Ltd | Extraterritorial | 2018 |
| Tilly Catarinella Coaching Ltd | Health & social care | 2021 |