| SYACTION 2203797 | SyACT International LLC | 5 Pharmaceuticals | Pending | 2022 |
| Soctone 2162670 · TMA1219263 | an individual | 6 Metal | Registered | 2024 |
| SUSTEON 2338167 | Owner not listed | 1 Chemicals40 Treatment42 Science | Pending | 2024 |
| SECTION 2287668 | SECTION, INC. | 9 Electronics41 Education42 Science | Pending | 2023 |
| SEAEXTEND 1791475 · TMA1029793 | Transom Symphony OpCo, LLC DBA Beauty Quest Group | 3 Cosmetics | Registered | 2019 |
| SASKATOON 0906838 · design | CITY OF SASKATOON | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1994 |
| SYSTOMIC 2227164 · TMA1251416 · design | SYSTOMIC INC. | 10 Medical | Registered | 2024 |
| SYSTEM 2217737 · TMA247100 | Kapp & Peterson Limited | 34 Tobacco | Registered | 1980 |
| SYSTEM 2217736 · TMA247100 | Peterson Pipe Tobacco Desgnated Activity Company | 34 Tobacco | Registered | 1980 |
| SUSTAINABULL 2211767 · TMA1241812 | Synergraze Inc. | 29 Meat | Registered | 2024 |
| SECTION 35 2209723 · TMA1210208 · design | SECTION 35 HOLDINGS LTD. | 25 Clothing35 Advertising | Registered | 2023 |
| SUIKODEN 2194883 · TMA1278936 | KONAMI DIGITAL ENTERTAINMENT CO., LTD., a legal entity | 16 Paper41 Education | Registered | 2024 |
| SUSTAINABLE 2173296 · TMA1207869 · design | an individual | 25 Clothing | Registered | 2023 |
| SUSTAIN 2165031 · TMA1231210 | Primed Medical Products Inc. | 9 Electronics10 Medical | Registered | 2024 |
| SECTION 35 2159560 · TMA1210043 | SECTION 35 HOLDINGS LTD. | 25 Clothing35 Advertising | Registered | 2023 |
| SYSTEMOLOGIST 2154740 · TMA1228879 | Genie Enterprises Pty Ltd | 41 Education | Registered | 2024 |
| Swisstainable 2154312 · TMA1230076 | an individual | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| SWISSTAINABLE 2150977 · TMA1230065 · design | an individual | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| SUSTAINEER 2132489 · TMA1211985 | an individual | 12 Vehicles | Registered | 2023 |
| SUSTAINABLE 360 2106599 · TMA1173908 · design | an individual | 24 Textiles | Registered | 2023 |
| SustainabilityX 2100888 · TMA1174856 | an individual | 9 Electronics41 Education | Registered | 2023 |
| SIGHTNOVO 2090891 · TMA1196491 · design | Hangzhou Sightnovo Medical Technology Co.Ltd. | 5 Pharmaceuticals10 Medical44 Medical | Registered | 2023 |
| SIGHTNOVO 2089054 · TMA1196482 · design | Hangzhou Sightnovo Medical Technology Co.Ltd. | 5 Pharmaceuticals10 Medical44 Medical | Registered | 2023 |
| SUSTENO 2067993 · TMA1155399 | Holcim Technology Ltd | 19 Building | Registered | 2022 |
| SYSTEMOLOGY 2055189 · TMA1193285 | Genie Enterprises Pty Ltd | 41 Education | Registered | 2023 |