| Tarduf Services Limited | Hospitality | 2016 |
| Tare Works Ltd | Professional & scientific | 2026 |
| Tartan Health Communications Ltd | Professional & scientific | 2025 |
| Tartan Line Radio Cabs Limited | Transport & logistics | 1984 |
| Tatablue Ltd | Professional & scientific | 2019 |
| Tayler Morgan Ltd | Professional & scientific | 2012 |
| Taylor's Consultancy Ltd | Professional & scientific | 2011 |
| Taylormk Project Management Consultants Ltd | Professional & scientific | 2016 |
| Tecano Consultants Ltd | Professional & scientific | 2022 |
| Tekniskil Subsea Ltd | Professional & scientific | 2013 |
| Telt Media Limited | Information & communication | 2018 |
| Tensys Direct Ltd | Extraterritorial | 2020 |
| THE 01324 Agency Ltd | Administrative & support | 2014 |
| THE Airbag Company Ltd | Manufacturing | 2018 |
| THE Badger's Sett Ltd | Professional & scientific | 2012 |
| THE BEE Bothy Ltd | Agriculture & fishing | 2025 |
| THE Boiler Company (Scotland) Ltd | Construction | 2018 |
| THE Buugo Co. Ltd | Real estate | 2025 |
| THE Cleaning Co SCO Ltd | Administrative & support | 2017 |
| THE Coffee Bothy Company Limited | Hospitality | 2000 |
| THE Domiciliary Falkirk Limited | Health & social care | 2013 |
| THE Edinburgh School of Beauty Ltd | Administrative & support | 2010 |
| THE Fresh Fish Place Ltd | Wholesale & retail | 2020 |
| THE Geek Guys Video Games & Arcade Ltd | Wholesale & retail | 2020 |
| THE Good Fairy Cleaning Company Ltd | Administrative & support | 2014 |
| THE Hub Infant and Sensory Playroom Ltd | Hospitality | 2025 |
| THE Letting Company SCO Ltd | Real estate | 2017 |
| THE Lost Avocado Ltd | Information & communication | 2017 |
| THE Meadows Nursery School Ltd. | Education | 2003 |
| THE Meechann Scaffolding Ltd | Construction | 2025 |
| THE Park Hotel (Falkirk) Limited | Hospitality | 2019 |
| THE Poke Stop Store Ltd | Wholesale & retail | 2025 |
| THE Skin Correction Clinic Grangemouth Ltd | Other services | 2022 |
| THE Soul Profiler Limited | Health & social care | 2023 |
| THE Studio Grangemouth Limited | Other services | 2020 |
| THE WEE Polish Deli Ltd | Wholesale & retail | 2021 |
| THE Zest Group Scotland Ltd | Other services | 2004 |
| Thistle Mobile Tyres Ltd | Wholesale & retail | 2022 |
| Thornbury Recruitment Limited | Administrative & support | 2019 |
| Tidde Ltd | Real estate | 2025 |
| Timothy HAY Ltd | Agriculture & fishing | 2023 |
| Tireithin Group (Holdings) Ltd | Financial services | 2025 |
| TJ 1861 Ltd | Administrative & support | 2012 |
| TJ Alloa Limited | Wholesale & retail | 2015 |
| TJ Falkirk Ltd | Wholesale & retail | 2012 |
| TJC Skip Manufacturers (Scotland) Ltd | Manufacturing | 2018 |
| TLC Healthcare & Support Services Ltd | Health & social care | 2021 |
| TM Civil Engineering Ltd | Construction | 2013 |
| Tonsorium Edinburgh Ltd | Other services | 2023 |
| Torbane Holdings Ltd | Real estate | 2024 |
| Torwood Green Ltd | Professional & scientific | 2024 |
| Totiv Ltd | Information & communication | 2022 |
| Trampinaboot Scotland Ltd | Administrative & support | 2025 |
| Transport Plus Ltd | Transport & logistics | 2025 |
| Trickypencil Limited | Other services | 2023 |
| Trim Time Ltd | Other services | 2025 |
| Triquick Innovation Ltd | Construction | 2026 |
| Triskelion Creative Ltd | Real estate | 2025 |
| TUB Care Ltd | Construction | 2022 |
| Two Walters Limited | Real estate | 2017 |
| TX 123 Limited | Wholesale & retail | 2003 |
| Tyre Runner Ltd | Information & communication | 2020 |
| UK Site Engineering Limited | Construction | 2013 |
| Uncommon Life Limited | Wholesale & retail | 2022 |
| Under the Trees Ltd | Education | 2014 |
| Unique Developments (Scotland) Limited | Construction | 2003 |
| Unique Self Storage Limited | Administrative & support | 2022 |
| United Uplifts Ltd | Transport & logistics | 2021 |
| Unvarnished Limited | Professional & scientific | 2022 |
| Urban Property (Scotland) Ltd | Real estate | 2022 |
| URE Solutions Ltd | Professional & scientific | 2014 |
| URG Foods Limited | Hospitality | 2024 |
| Utallis Ltd | Other services | 2023 |
| Uttcycling CIC | Manufacturing | 2022 |
| Van Thomas Ltd | Information & communication | 2018 |
| Vectorcloud Holdings Ltd | Financial services | 2019 |
| Vectorcloud Ltd | Information & communication | 2008 |
| Velosco Energy Ltd | Professional & scientific | 2020 |
| Verifier Ltd | Administrative & support | 2013 |
| Verity Digital Limited | Information & communication | 2023 |
| Vertex Construction & Quality Ltd | Construction | 2024 |
| Vertigo Consulting Limited | Information & communication | 2007 |
| VI Renewables Ltd | Professional & scientific | 2023 |
| VNV Control Systems Limited | Professional & scientific | 2021 |
| Vozero Motorsport Limited | Wholesale & retail | 2019 |
| Vvsw Ltd | Wholesale & retail | 2026 |
| W D Bain Limited | Professional & scientific | 2019 |
| W M Q Technology Limited | Professional & scientific | 2000 |
| W R Environmental Consulting Ltd. | Professional & scientific | 2007 |
| W.Knight Watson & Company Limited | Transport & logistics | 1976 |
| Waar Properties Ltd | Real estate | 2023 |
| Wallace Property and Investments Limited | Real estate | 2021 |
| Wallbanks Media Ltd | Arts & recreation | 2022 |
| Walltech Engineering Ltd | Professional & scientific | 2022 |
| Wards Barbers Ltd | Other services | 2025 |
| Water & Pipeline Services Ltd | Construction | 2012 |
| Watt Financial Solutions Ltd | Financial services | 2017 |
| WBD Property Ltd | Real estate | 2026 |
| Weatherpro Exteriors Ltd | Construction | 2026 |
| WEE Cakes 'N' Bakes Ltd | Manufacturing | 2025 |