| SLACK 1753217 · TMA972170 | Salesforce, Inc. | 9 Electronics | Registered | 2017 |
| SLOKY 1694842 · TMA948675 · design | CHIAN FUH ENTERPRISE CO. LTD. legal entity | 8 Hand | Registered | 2016 |
| SLACK 1649454 · TMA921087 | Salesforce, Inc. | 42 Science | Registered | 2015 |
| SLICK 1638962 · TMA990476 | TOYS "R" US (CANADA) LTD. | 28 Toys | Registered | 2018 |
| SLICK 1499329 · TMA808209 | JW Sales, Inc. | 3 Cosmetics | Registered | 2011 |
| SLICK 1453286 · TMA774809 | Importations A1 Inc. | 34 Tobacco | Registered | 2010 |
| SLOCHE 1113523 · TMA608677 · design | ALIMENTATION COUCHE-TARD INC. | 5 Pharmaceuticals | Registered | 2004 |
| SLEAKS 2357365 | KD Vurinaris Consulting Inc. | 5 Pharmaceuticals | Pending | 2024 |
| SLACK 2073291 | Salesforce, Inc. | 9 Electronics35 Advertising38 Telecommunications+2 | Pending | 2020 |
| SOLOCUE 1880308 · TMA1069061 | BADGER METER, INC. | 9 Electronics | Registered | 2020 |
| SEALOCK 2079226 | SOCIETE KAYALI INTERNATIONALE INC. | 21 Housewares | Pending | 2021 |
| SLS 2277975 · TMA1281555 | SUGAR LASH INTERNATIONAL INC. | 3 Cosmetics35 Advertising | Registered | 2025 |
| SHELASH 2257817 · TMA1276421 | Binzhou Lizhou Trade Co. Ltd. | 3 Cosmetics | Registered | 2024 |
| SkyLux 2253780 · TMA1272957 | Magna International Inc. | 12 Vehicles | Registered | 2024 |
| SOLAX 2252480 · TMA1274374 · design | SolaX Power Network Technology (Zhejiang) Co. Ltd. | 9 Electronics | Registered | 2024 |
| SLLKEY 2251085 · TMA1271332 | Zhangzhou Zhangkong Trading Co. Ltd. | 21 Housewares | Registered | 2024 |
| Saluaqui 2216177 · TMA1245401 | Shenzhen Yijia Network Technology Co., Ltd. | 3 Cosmetics9 Electronics10 Medical | Registered | 2024 |
| SOLO10G 2215685 · TMA1233974 · design | Sonnet Technologies, Inc. | 9 Electronics | Registered | 2024 |
| SLS 2202137 · TMA1226297 | Smart Label Solutions LLC | 9 Electronics | Registered | 2024 |
| SCHLICK 2196535 · TMA1264075 · design | Düsen-Schlick GmbH | 6 Metal7 Machines | Registered | 2024 |
| SLICE 2191453 · TMA1234704 · design | Corus Media Holdings Inc. | 9 Electronics16 Paper25 Clothing+4 | Registered | 2024 |
| Solhice 2191170 · TMA1233792 | Shenzhen Shuotesi E-Commerce Co. Ltd. | 11 Lighting | Registered | 2024 |
| SEALUXE 2185406 · TMA1277445 | an individual | 3 Cosmetics4 Oils35 Advertising | Registered | 2024 |
| SALIX 2182163 · TMA1250992 | Artrya Limited | 42 Science | Registered | 2024 |
| SOLEXIO 2176287 · TMA1207914 | LEXMARK INTERNATIONAL, INC. | 8 Hand11 Lighting21 Housewares | Registered | 2023 |