| T&M Services (UK) Limited | Construction | 2013 |
| T. Stevenson Roofing Limited | Construction | 2024 |
| T.I.A.B Limited | Hospitality | 2024 |
| Tandem Precision Engineering Ltd | Manufacturing | 2019 |
| Tandoori Mahal (Wishaw) Ltd | Hospitality | 2019 |
| Tandoory Corner Limited | Hospitality | 2026 |
| Taste of Asia Private Ltd | Hospitality | 2019 |
| Taycan Leasing Ltd | Real estate | 2026 |
| Taylor Holdings Scotland Limited | Construction | 2025 |
| Taylor Homes (Scotland) Limited | Construction | 1994 |
| Tcib Installations Limited | Information & communication | 2004 |
| Tcib Residential LLP | | 2011 |
| Teamcaptain Ltd | Other services | 2025 |
| Tech 4 U Lanark Ltd | Information & communication | 2017 |
| Technicians Ltd | Construction | 2026 |
| Teeann Hair Ltd | Other services | 2018 |
| TEO Isolation Ltd | Construction | 2019 |
| Terris Collective Limited | Professional & scientific | 2020 |
| Terris Gemuev Architecture Limited | Professional & scientific | 2015 |
| Teviot Management Ltd | Professional & scientific | 2011 |
| TG Forklifts Limited | Manufacturing | 2014 |
| TG Thanda Garam Limited | Hospitality | 2021 |
| TGS Jayden Ltd | Other services | 2026 |
| THE 24 HR Laundrette Limited | Administrative & support | 2019 |
| THE Brave JNR Ltd | Education | 2021 |
| THE Cherry Tree (Wishaw) Ltd | Hospitality | 2016 |
| THE Clydesdale Counselling and Human Development Project | Health & social care | 1999 |
| THE DRY Ice Blaster Ltd | Administrative & support | 2025 |
| THE Foot Place Limited | Health & social care | 2004 |
| THE Gallery Design (Scotland) Limited | Construction | 2010 |
| THE Hoarder's Workshop Ltd | Manufacturing | 2026 |
| THE Information Clinic Ltd | Information & communication | 2025 |
| THE Ironmonger Ltd | Wholesale & retail | 2025 |
| THE Roofing Supplies Company Ltd | Construction | 2024 |
| THE Taylor Group Scotland Limited | Administrative & support | 2016 |
| THE Waggon LIC Limited | Extraterritorial | 2012 |
| THE WEE Camper Co. Ltd | Manufacturing | 2020 |
| THE WEE Sweetie Shop Limited | Wholesale & retail | 2025 |
| THE WEE Witch Ltd | Wholesale & retail | 2025 |
| Thomson Currie Accountancy Limited | Professional & scientific | 2007 |
| Thornlie East Properties Ltd | Hospitality | 2025 |
| Timber Frame Systems (Scotland) Ltd | Construction | 2016 |
| Timberline Joinery Ltd | Professional & scientific | 2023 |
| Tiny Tots and Grown UPS Ltd | Health & social care | 2026 |
| Tipperty Holdings Limited | Financial services | 2019 |
| Tiree Wishaw Limited | Wholesale & retail | 2024 |
| TMC Property Services Ltd | Construction | 2021 |
| TNC Logistics Ltd | Transport & logistics | 2017 |
| Toaster Cabs Ltd | Transport & logistics | 2026 |
| TOM, Dick N Harry's Ltd | Hospitality | 2024 |
| Toni's Limited | Hospitality | 2011 |
| Tool Fast Direct Limited | Wholesale & retail | 2005 |
| Top Tyres Fitted Ltd | Wholesale & retail | 2025 |
| Toshiba Solutions Ltd | Wholesale & retail | 2009 |
| Touchdowntartans Limited | Manufacturing | 2013 |
| TP Parcels Ltd | Transport & logistics | 2017 |
| Tradezelle Ltd | Wholesale & retail | 2026 |
| Train Your Spirit Limited | Other services | 2024 |
| Travel and Beyond Ltd | Administrative & support | 2022 |
| Travelopod Ltd | Wholesale & retail | 2026 |
| Treemendus Ltd | Administrative & support | 2019 |
| Trendering Ltd | Construction | 2019 |
| Trendvana Ltd | Wholesale & retail | 2025 |
| Tri-Fix Direct Ltd | Wholesale & retail | 2018 |
| Tri-Shield Protection Products Ltd | Wholesale & retail | 2018 |
| Trifecta Digital Ltd | Construction | 2025 |
| Trishire ALL Trades Ltd | Construction | 2026 |
| Trust Freight & Transport Ltd | Transport & logistics | 2025 |
| TSN Retail Ltd | Wholesale & retail | 2022 |
| TUC Express Ltd | Wholesale & retail | 2018 |
| Tuite Eyewear Ltd | Wholesale & retail | 2020 |
| TV2MJ Ltd | Real estate | 2025 |
| TWK Properties Ltd | Real estate | 2021 |
| Two Steps Ahead Limited | Information & communication | 2013 |
| UF Startup Ltd | Wholesale & retail | 2025 |
| UK Nigeria Legal & Trade Advisory Ltd | Professional & scientific | 2025 |
| Under the Cherry Tree Ltd | Wholesale & retail | 2021 |
| United Clyde Angling Protective Association Limited | Agriculture & fishing | 1976 |
| United Maxis Taxis (Wishaw) Limited | Administrative & support | 2004 |
| Unitedmaxis Ltd | Transport & logistics | 2023 |
| Upvc Door and Window Limited | Manufacturing | 2025 |
| URB Traders Ltd | Wholesale & retail | 2025 |
| Urush Ltd | Wholesale & retail | 2025 |
| Utility Care Solutions Ltd | Energy | 2016 |
| Uyhome Limited | Hospitality | 2025 |
| Valora Clearance Ltd | Water & waste | 2026 |
| Vecro Tech Ltd | Information & communication | 2016 |
| Veirlay & Co Ltd | Wholesale & retail | 2026 |
| Victorias Polished Perfection Limited | Health & social care | 2014 |
| Viewpoint Building Solutions Ltd | Construction | 2025 |
| Viewpoint UK Media Ltd | Administrative & support | 2016 |
| Vigilis Security Services Limited | Administrative & support | 2026 |
| Violet Property Services Ltd | Construction | 2023 |
| Vulcan Installations Ltd | Construction | 2019 |
| W. O'Hara Consulting & Sales Limited | Professional & scientific | 2025 |
| Waggon Kelso Limited | Hospitality | 2024 |
| Wake Call Ltd | Information & communication | 2025 |
| Wakefield Elliott Ltd | Hospitality | 2017 |
| Walknfly Limited | Financial services | 2026 |
| Wallace Newsagents Ltd | Wholesale & retail | 2025 |