| Sprinklers MF Ltd | Construction | 2026 |
| SPV TRG 0001 Limited | Real estate | 2026 |
| Square Box Holdings Limited | Transport & logistics | 2021 |
| Squareone Online Limited | Wholesale & retail | 2020 |
| Srme Heat Properties Ltd | Real estate | 2023 |
| SS PUB Co Ltd | Hospitality | 2020 |
| Starcheck Limited | Administrative & support | 2026 |
| Stark Sports UK Ltd | Wholesale & retail | 2015 |
| Starr Photography Ltd | Information & communication | 2025 |
| Start Scotland Limited | Administrative & support | 2016 |
| Stay Young Fitness Ltd | Arts & recreation | 2023 |
| Staycation Storage Ltd | Transport & logistics | 2025 |
| Stckmn Ltd. | Professional & scientific | 2024 |
| Steerly Driving UK Limited | Information & communication | 2024 |
| Stephen Boyce Awning Specialists Limited | Wholesale & retail | 2021 |
| Stepping Stones Organisation (Mental Health) | Health & social care | 2000 |
| Stim Scotland Ltd | Agriculture & fishing | 2007 |
| Stirling Shipping Holdings Limited | Professional & scientific | 2000 |
| Stormvik Ltd | Administrative & support | 2026 |
| Strathclyde Autistic Society | Other services | 1996 |
| Stratus Contracts Ltd | Construction | 2018 |
| Stroud Developments Ltd | Real estate | 2019 |
| Stroud Estates Ltd | Real estate | 2016 |
| Stuart HAY Productions Ltd | Information & communication | 2022 |
| Superior Maintenance Services Ltd | Administrative & support | 2018 |
| Suraj Consulting Limited | Education | 2021 |
| Suraj Estates Limited | Real estate | 2024 |
| Suraj Retail Limited | Wholesale & retail | 2025 |
| Sustainable Future Consultancy Ltd | Construction | 2024 |
| Sustam Consultancy Limited | Health & social care | 2022 |
| Sutherland Innovation Ltd | Professional & scientific | 2016 |
| Svat Ltd | Administrative & support | 2019 |
| Sweet Tooth by Carla Limited | Manufacturing | 2026 |
| Swindon PUB Limited | Hospitality | 2026 |
| SYF Classes Ltd | Arts & recreation | 2024 |
| Sylvania Clyde Ltd | Wholesale & retail | 2026 |
| T&N Fencing Limited | Construction | 2025 |
| T.J. Shields | | 1999 |
| T.Khattak Enterprises Limited | Transport & logistics | 2019 |
| T.R.E.C. Limited | Education | 2003 |
| Tailored Delivery Solutions Ltd | Professional & scientific | 2021 |
| TAJ Empire Foods Ltd | Hospitality | 2019 |
| Tannoch Developments Ltd | Construction | 2021 |
| Tassietowers Ltd | Construction | 2015 |
| Tasty One Limited | Hospitality | 2019 |
| Tavi Takeaway Limited | Hospitality | 2025 |
| Tawse Survey Limited | Professional & scientific | 2026 |
| TAY Techs Scotland Ltd | Wholesale & retail | 2018 |
| Tayburn Enterprises Limited | Wholesale & retail | 1994 |
| Taylor Health Ltd | Health & social care | 2020 |
| TC Catering Ltd | Hospitality | 2026 |
| Tea Time Lanark Limited | Hospitality | 2025 |
| Teigan Cairns Ltd | Other services | 2021 |
| TEN X Electrical Ltd | Construction | 2018 |
| Tenlu Group Limited | Health & social care | 2025 |
| THE Antonine Sports Centre | Arts & recreation | 1993 |
| THE Beardmore Trust | Financial services | 2011 |
| THE Cave Barbers Ltd | Other services | 2019 |
| THE Champion Centre CIC | Arts & recreation | 2025 |
| THE Clyde Group Limited | Professional & scientific | 2014 |
| THE Common Ground Factoring Ltd | Real estate | 2026 |
| THE Contact & Corneal Lens Centre Limited | Health & social care | 2002 |
| THE EEF Enterprises Ltd | Hospitality | 2025 |
| THE First AID Family Ltd | Education | 2025 |
| THE Fish and Chip Ship Limited | Hospitality | 2004 |
| THE Forge Soundworks Limited | Information & communication | 2022 |
| THE Garage Jamestown Ltd | Wholesale & retail | 2026 |
| THE Grease Monkey Autos Ltd | Wholesale & retail | 2025 |
| THE Grind (Clydebank) Ltd | Hospitality | 2026 |
| THE Hardgate Cafe Clydebank Ltd | Hospitality | 2024 |
| THE Healing Label Ltd | Wholesale & retail | 2026 |
| THE HOF Concept Ltd | Wholesale & retail | 2026 |
| THE Home Improvement Company (Scotland) Limited | Real estate | 2002 |
| THE Ketogenie Ltd | Manufacturing | 2020 |
| THE Lennox Partnership Limited | Administrative & support | 1988 |
| THE MAD House Functional Fitness Ltd Ltd | Arts & recreation | 2024 |
| THE Malt Whisky Syndicate Ltd | Wholesale & retail | 2023 |
| THE Mend Project Ltd | Health & social care | 2022 |
| THE Nu-Window Company Limited | Construction | 2014 |
| THE Ocean Rights Coalition Ltd. | Professional & scientific | 2024 |
| THE OPS Cheerleader Limited | Professional & scientific | 2025 |
| THE Print and Pour Café Ltd | Hospitality | 2026 |
| THE Refurb Group Limited | Construction | 2020 |
| THE Station Deli Ltd | Hospitality | 2024 |
| THE Trim Tribe Ltd | Other services | 2025 |
| THE Vintage Viking Limited | Wholesale & retail | 2026 |
| THE WEE Baker Ltd | Manufacturing | 2024 |
| THE Wightman Partnership Ltd | Professional & scientific | 2010 |
| Thermoelectric Conversion Systems Limited | Professional & scientific | 2014 |
| Thistle FM (Scotland) Ltd | Administrative & support | 2017 |
| Thistlerock Invest Ltd | Manufacturing | 2020 |
| Threeinone Ltd | Hospitality | 2025 |
| Thrive Medical Aesthetics and Weight Management Ltd | Health & social care | 2026 |
| Tibri Drinks Ltd | Wholesale & retail | 2025 |
| Titan Gents Grooming Ltd | Other services | 2019 |
| Titan Groundworks and Landscaping Ltd | Other services | 2018 |
| Titan Insider Digital Limited | Information & communication | 2020 |
| Titan Judo Limited | Education | 2018 |
| Titan Metalwork Ltd | Manufacturing | 2022 |
| Titan Powder Coating & Shot Blasting Ltd | Wholesale & retail | 2021 |