| THE Highland Power Company Ltd | Energy | 2023 |
| THE Home of Harris Tweed Ltd | Wholesale & retail | 2024 |
| THE Iona Housing Partnership | Real estate | 2003 |
| THE Isaac Fishing Company Limited | Agriculture & fishing | 2014 |
| THE Isle of Kerrera Development Trust | Other services | 2009 |
| THE Jame Forest Partnership LLP | | 2020 |
| THE Kingsmills Medical Cosmetic Clinic Limited | Health & social care | 1998 |
| THE Maintenance Branch Limited | Construction | 2022 |
| THE Morvern Community Development Company | Other services | 1999 |
| THE Oban Inn Limited | Administrative & support | 2013 |
| THE Oban Times Limited | Professional & scientific | 1999 |
| THE Olive Garden Oban Ltd | Hospitality | 2015 |
| THE Pier Partnership LLP | | 2021 |
| THE Pier Rooms Limited | Hospitality | 2023 |
| THE Puffer Preservation Trust | Arts & recreation | 2002 |
| THE Ranald Apartments Limited | Real estate | 2021 |
| THE Resource Collective Ltd | Professional & scientific | 2023 |
| THE Sassenachs (Photography) Limited | Professional & scientific | 2026 |
| THE Scot Hotel Limited | Hospitality | 2023 |
| THE Scottish Association for Marine Science | Professional & scientific | 1914 |
| THE Sow's EAR Limited | Administrative & support | 2013 |
| THE Sports Shop (Oban) Limited | Wholesale & retail | 2010 |
| THE Star Fishing Company Limited | Agriculture & fishing | 2003 |
| THE WEE Wine Shop Group Limited | Wholesale & retail | 2021 |
| THE West END Sparky Ltd | Construction | 2024 |
| Theclanoban Ltd | Health & social care | 2023 |
| Thermal Solutions Scotland Limited | Construction | 2024 |
| This and That Discount Store Ltd | Wholesale & retail | 2022 |
| This N That Stores Ltd | Wholesale & retail | 2023 |
| Thwhc Limited | Health & social care | 2021 |
| Tigh an Truish Limited | Hospitality | 2015 |
| Tiny Fish Ltd | Manufacturing | 2024 |
| Tiny Homes Scotland Ltd | Construction | 2019 |
| Titus G Limited | Manufacturing | 2025 |
| TLC Oban Limited | Wholesale & retail | 2013 |
| Tobermory Chilli Grillz Ltd | Hospitality | 2025 |
| TOM Mccardel Ltd | Professional & scientific | 2010 |
| Tommys Chandlery Limited | Wholesale & retail | 2026 |
| Tomorrows Canopies Limited | Agriculture & fishing | 2026 |
| Toms Hand Dived Scallops Ltd | Agriculture & fishing | 2022 |
| Tony James Properties Ltd | Real estate | 2025 |
| Transtech Limited | Professional & scientific | 1997 |
| Traveller Shellfish Limited | Agriculture & fishing | 2018 |
| Travels With Kyle UK Ltd | Administrative & support | 2024 |
| Treasured Keepsakes Ltd | Professional & scientific | 2024 |
| Tree Works Oban Limited | Agriculture & fishing | 2024 |
| Trevor Carpenter Consulting Limited | Professional & scientific | 2019 |
| Trinity Hairdressing (Oban) Ltd. | Other services | 2004 |
| Tritonia Scientific Ltd. | Professional & scientific | 2018 |
| Tweed Kilt Ltd | Manufacturing | 2023 |
| Tweed Kilt Oban Ltd | Wholesale & retail | 2023 |
| Tweedale Property Company Limited | Construction | 2014 |
| TX3 Properties Ltd | Real estate | 2023 |
| Tyndrum Lodges Limited | Hospitality | 2018 |
| UK Fruit Ltd | Agriculture & fishing | 2025 |
| Upcycle Factory Ltd | Professional & scientific | 2024 |
| Valet Park Limited | Hospitality | 2025 |
| Varem Caledonia Real Estate Ltd | Real estate | 2026 |
| Veterans Brewing Ltd | Manufacturing | 2014 |
| Vimpsta Limited | Real estate | 1980 |
| W J Pearce Limited | Arts & recreation | 2025 |
| W. M. Buchanan Limited | Construction | 2006 |
| Walton Electrical Contracting Ltd | Construction | 2018 |
| Ware (Scotland) Ltd | Real estate | 2023 |
| Wave Line Limited | Information & communication | 2024 |
| WBM Scotland (Holdings) Limited | Financial services | 2022 |
| WBM Scotland Ltd | Hospitality | 2018 |
| Webcraft UK Ltd. | Information & communication | 1996 |
| West Coast Autoworks Limited | Wholesale & retail | 2026 |
| West Coast Book-Keeping Services Ltd | Professional & scientific | 2016 |
| West Coast Group Ltd | Financial services | 2023 |
| West Coast Produce Ltd | Manufacturing | 2018 |
| West Highland Futures Limited | Energy | 2011 |
| West Highland Garage (Dunoon) Limited | Wholesale & retail | 2023 |
| West Highland GAS Limited | Wholesale & retail | 1999 |
| West Highland Holidays Limited | Real estate | 2018 |
| West Loch Shellfish Limited | Agriculture & fishing | 2015 |
| West Property Group Scotland Limited | Real estate | 2023 |
| West Property Scotland Limited | Real estate | 2018 |
| Westview Lifting & Inspection Ltd | Professional & scientific | 2025 |
| WGB Properties Limited | Real estate | 2013 |
| Whisky FIX Limited | Wholesale & retail | 2023 |
| Whisky Vaults Hotel Limited | Hospitality | 2022 |
| Wild Nest (Scotland) Ltd | Hospitality | 2026 |
| Wild West Coast Ltd | Administrative & support | 2025 |
| Wildrest Burials Limited | Other services | 2016 |
| William Lewis Joiner & Contractor Ltd | Construction | 2008 |
| William Martin Decorators Ltd | Construction | 2014 |
| Woodlands Health Clinic Limited | Health & social care | 2022 |
| Worldzenith UK Limited | Arts & recreation | 2015 |
| Xanthella Limited | Manufacturing | 2009 |
| Yarrow Garden Floral Studio Limited | Wholesale & retail | 2023 |