| SRI SAI Venkateshwara Ltd | Wholesale & retail | 2015 |
| SS Decorating Ltd | Construction | 2025 |
| SSR Joinery Ltd | Construction | 2023 |
| ST Fergus Energy Limited | Energy | 2018 |
| ST Modens Fish and Chips Ltd | Hospitality | 2023 |
| ST. Fergus Builders Ltd. | Construction | 2002 |
| Star Global Investments Ltd | Real estate | 2005 |
| Starlight Rays Fishing Company Limited | Agriculture & fishing | 2010 |
| Starlite Project Solutions Ltd | Professional & scientific | 2025 |
| Starry Nights 2024 Ltd | Professional & scientific | 2024 |
| Station Bar Peterhead Ltd | Hospitality | 2021 |
| Station Property Peterhead Ltd | Real estate | 2024 |
| Stay Golden Babe Ltd | Wholesale & retail | 2025 |
| Steelie's Bar Ltd | Hospitality | 2020 |
| Steen Property Developments Ltd | Real estate | 2018 |
| Step UP Construction Ltd | Construction | 2025 |
| Stephen Buchan Ltd | Wholesale & retail | 2020 |
| Stephen G Brown Architect Limited | Professional & scientific | 2002 |
| Stephen Rennie (Engineering) Ltd. | Professional & scientific | 2003 |
| Stephen Urquhart Limited | Construction | 2003 |
| Steven Tait Gardening Services Limited | Administrative & support | 2023 |
| Steven Webster (Pharmacies) Limited | Wholesale & retail | 2018 |
| Stevenson Building Improvements Ltd | Construction | 2023 |
| Stewart & Watson Trustees Limited | Professional & scientific | 1994 |
| Stewart Access Solutions Limited | Construction | 2025 |
| Stitch UP Upholstery Limited | Other services | 2024 |
| Stockbridge (PHD) Ltd | Real estate | 2025 |
| Strachan Property Investments Limited | Real estate | 2023 |
| Strachans Garage Limited | Wholesale & retail | 2013 |
| Strathelliot Fishing Company Limited | Agriculture & fishing | 1990 |
| Structural Integrity Inspection Services Limited | Construction | 2024 |
| Subsea Controls and Umbilicals Solutions Limited | Extraterritorial | 2020 |
| Subsea Hydraulic Solutions Limited | Professional & scientific | 2011 |
| Subserv Ltd | Professional & scientific | 2023 |
| Summer Isles Fishing Company Limited | Agriculture & fishing | 1994 |
| Sunchaser Property Holdings Ltd | Real estate | 2022 |
| Survival-One Limited | Administrative & support | 1998 |
| Susak Ltd | Hospitality | 2020 |
| Sutherland's Building & Roofing Services Ltd | Other services | 2013 |
| Sutherlands of Portsoy Limited | Professional & scientific | 2018 |
| Sutton Care Solutions Limited | Households | 2013 |
| Symposium Coffee House (Aberdeen) Ltd | Hospitality | 2019 |
| Symposium Coffee House (Banchory) Ltd | Hospitality | 2019 |
| Symposium Coffee House (Crimond) Ltd. | Hospitality | 2014 |
| Symposium Coffee House (Ellon) Ltd. | Hospitality | 2011 |
| Symposium Coffee House (Fraserburgh) Ltd. | Hospitality | 2016 |
| Symposium Coffee House (Lido) Ltd. | Other services | 2013 |
| Symposium Coffee House (Longside) Ltd. | Hospitality | 2016 |
| Symposium Coffee House Ltd. | Hospitality | 2008 |
| Systematic Accounting Ltd | Professional & scientific | 2017 |
| T&J Gardens Ltd | Administrative & support | 2025 |
| TAB Trade Hire Ltd | Mining & quarrying | 2018 |
| Tajmahal Mintlaw Limited | Hospitality | 2020 |
| Tango Textiles Limited | Wholesale & retail | 2021 |
| Taylor & SON Engineering Limited | Manufacturing | 2013 |
| Taylor Energy Solutions Ltd | Construction | 2025 |
| Tekserv PD Limited | Other services | 2014 |
| Teresa Carle Ltd | Professional & scientific | 2024 |
| Teresa Gammack Accountancy Ltd | Professional & scientific | 2023 |
| TGI Ltd. | Hospitality | 2019 |
| Thain Project Services Ltd | Professional & scientific | 2024 |
| Thain Property Services Limited | Real estate | 2026 |
| THE Aberdeen Buttery Company Limited | Real estate | 2014 |
| THE Avenue Garden Centre Limited | Wholesale & retail | 2022 |
| THE Compass Rose (Scotland) Limited | Hospitality | 2021 |
| THE Country Park Inn Mintlaw Ltd | Hospitality | 2021 |
| THE Drawbridge (North) Ltd | Hospitality | 2022 |
| THE Fishie PUB (Scotland) Ltd | Hospitality | 2018 |
| THE Gaming Experience Aberdeen Limited | Arts & recreation | 2021 |
| THE Hame Bakery Clerkhill Ltd | Wholesale & retail | 2026 |
| THE Haven Shop & Bar Ltd. | Wholesale & retail | 2006 |
| THE MAD Goat Company Limited | Wholesale & retail | 2025 |
| THE Monkey Room Limited | Other services | 2015 |
| THE Moray Firth Fishselling Company, Limited | Extraterritorial | 1917 |
| THE Old Mart Cafe Limited | Hospitality | 2011 |
| THE Royal Northern Agricultural Society | Education | 2010 |
| THE Vault (Buchan) Limited | Hospitality | 2022 |
| Thistle Home Improvements Ltd | Administrative & support | 2026 |
| Thistle Marine (Peterhead) Limited | Manufacturing | 1977 |
| Thistle Seafoods Limited | Manufacturing | 2001 |
| Thompson Rigging & Lifting Services Ltd | Agriculture & fishing | 2018 |
| Thores Enterprises Ltd | Wholesale & retail | 2021 |
| Thores Fishing Limited | Agriculture & fishing | 2025 |
| Tibtech Engineering Ltd | Professional & scientific | 2018 |
| Tidey Life Ltd | Administrative & support | 2026 |
| TIMELESS@21 Ltd | Professional & scientific | 2022 |
| Tiny Tots (Scotland) Ltd | Health & social care | 2026 |
| Tiong Bahru Limited | Real estate | 2021 |
| TLA Granite Ltd | Construction | 2024 |
| Tommy Hart Planning and Environment Ltd | Professional & scientific | 2024 |
| Top Gold Diamond Ltd | Hospitality | 2025 |
| Torbet Services Ltd | Construction | 2003 |
| Torwood Tree & Garden Services Ltd | Administrative & support | 2024 |
| Totally Tidy Ltd | Transport & logistics | 2025 |
| Touch Interactive Limited | Information & communication | 1999 |
| Towerhill Properties Ltd | Real estate | 2020 |
| Towerhill Stores Ltd | Wholesale & retail | 2012 |
| Tradepro Tools Limited | Manufacturing | 2026 |
| Tranquility BF7 LLP | | 2005 |
| Trinity Boutique Ltd | Hospitality | 2025 |