| SOULGREEN 1952520 · TMA1230831 | Owner not shown | 29 Meat30 Coffee32 Beer+2 | Registered | 2024 |
| SOLASHEER+ 1860024 · TMA1080198 | The Procter & Gamble Company | 3 Cosmetics | Registered | 2020 |
| SOLASHEER 1622043 · TMA889818 | The Procter & Gamble Company | 3 Cosmetics | Registered | 2014 |
| SOLAGRA 1488251 · TMA864904 | Canadian Agra Holdings Inc. | 1 Chemicals3 Cosmetics6 Metal+11 | Registered | 2013 |
| ScoliScreen 1954005 · TMA1179722 | ScoliCare IP Pty Ltd | 9 Electronics | Registered | 2023 |
| Silkscreen 1480819 · TMA837457 | LG ELECTRONICS INC. | 9 Electronics | Registered | 2012 |
| SILKSCREEN 2281140 | Curology, Inc. | 3 Cosmetics | Pending | 2023 |
| SOLIGRO 1866442 · TMA1090205 · design | Acadian Seaplants Limited | 1 Chemicals5 Pharmaceuticals | Registered | 2020 |
| SOLIGRO 1866272 · TMA1090215 | Acadian Seaplants Limited | 1 Chemicals5 Pharmaceuticals | Registered | 2020 |
| SolGear 1854290 · TMA1019992 | SunWind Solar Industries Inc | 9 Electronics18 Leather28 Toys+2 | Registered | 2019 |
| SOLEGRIA 1815852 · TMA1056789 | LIDL STIFTUNG & CO. KG | 32 Beer33 Wine35 Advertising | Registered | 2019 |
| SILGRAIN 1772709 · TMA978161 | an individual | 1 Chemicals | Registered | 2017 |
| SOLOGEAR 1697928 · TMA928556 | STYLE SOCIETY, SALES AGENCY INC. | 9 Electronics12 Vehicles14 Jewellery | Registered | 2016 |
| SOLEGRA 1653479 · TMA1060212 | Canon Medical Systems USA, Inc. (a California corporation) | 10 Medical | Registered | 2019 |
| SOLEGEAR 1448836 · TMA776485 | Good Natured Products (CAD) Inc. | 35 Advertising40 Treatment | Registered | 2010 |
| SOLOGRIP 0832755 · TMA506813 | Artivion, Inc. | 10 Medical | Registered | 1999 |
| SOLIGOR 2240900 · TMA1260114 | Owner not shown | 9 Electronics | Registered | 2024 |
| SILIKROIL 2233608 · TMA1279087 | Kano Laboratories LLC | 4 Oils | Registered | 2024 |
| SlickRunner 2227550 · TMA1252700 | an individual | 25 Clothing | Registered | 2024 |
| Slugger 2183347 · TMA1230464 | ZAYDAN INNOVATIONS INC. | 34 Tobacco | Registered | 2024 |
| SkyWalker 2179208 · TMA1284426 | MicroPort Navibot (Suzhou) Co. Ltd | 10 Medical | Registered | 2025 |
| SKILLSHARE 2174700 · TMA1245086 | Skillshare, Inc. | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2024 |
| SKELCORE 2075735 · TMA1210572 | Evolution Group USA LLC | 5 Pharmaceuticals20 Furniture25 Clothing+1 | Registered | 2023 |
| SOLEKERS 2075567 · TMA1208276 · design | OMEKA GLOBAL DIS TICARET LIMITED SIRKETI | 2 Paints3 Cosmetics25 Clothing | Registered | 2023 |
| ScoliCare 2034951 · TMA1144632 | ScoliCare IP Pty Ltd | 41 Education44 Medical | Registered | 2022 |