| SANGENIC 1413590 · TMA881399 | Sangenic International Limited | 5 Pharmaceuticals7 Machines11 Lighting+4 | Registered | 2014 |
| SONOCENT 1460765 · TMA840040 | Sonocent Limited | 9 Electronics42 Science | Registered | 2013 |
| SONOSEMI 2305948 · design | SONOSEMI MEDICAL CO. LTD. | 10 Medical | Pending | 2024 |
| SYNAGENIX 1959919 | Works of Love Game Company Ltd. | 9 Electronics28 Toys35 Advertising+1 | Pending | 2019 |
| Sungenol 2225624 · TMA1250170 | Shenzhen Xinjunhong International Freight Forwarding Co., LTD | 26 Sewing | Registered | 2024 |
| SNUGENS 2068983 · TMA1159259 | Shanghai Shang Ting Trading Co. Ltd. | 20 Furniture | Registered | 2023 |
| SENEGENTS 2063638 · TMA1278455 | SGII, INC. | 35 Advertising | Registered | 2024 |
| SYNGENTA 2032390 · TMA1256010 | an individual | 9 Electronics16 Paper20 Furniture+1 | Registered | 2024 |
| SONGMICS 2021950 · TMA1102179 | AMEZIEL INC. | 35 Advertising41 Education | Registered | 2021 |
| SinoGNSS 2004073 · TMA1159857 | ComNav Technology Ltd. | 9 Electronics | Registered | 2023 |
| SENSONIC 1946939 · TMA1109572 | Sensonic GmbH | 9 Electronics37 Construction38 Telecommunications+1 | Registered | 2021 |
| SONGMICS 1924349 · TMA1112482 | AMEZIEL INC. | 6 Metal14 Jewellery18 Leather+5 | Registered | 2021 |
| SINOGNSS 1877660 · TMA1053393 · design | ComNav Technology Ltd. | 9 Electronics38 Telecommunications42 Science | Registered | 2019 |
| SONGANIZE 1856752 · TMA1031463 · design | an individual | 9 Electronics | Registered | 2019 |
| SENSONIC 1755404 · TMA981284 | Broan-Nutone LLC, a United States limited liability company | 9 Electronics11 Lighting | Registered | 2017 |
| SENEGENTS 1754893 · TMA1054688 | SGII, INC. | 3 Cosmetics | Registered | 2019 |
| SINOGNSS 1653975 · TMA903959 · design | ComNav Technology Ltd. | 9 Electronics | Registered | 2015 |
| SONGNOX 1319832 · TMA750581 | Songwon Industrial Co., Ltd. | 1 Chemicals | Registered | 2009 |
| SANAGENS 1149791 · TMA623573 · design | an individual | 3 Cosmetics5 Pharmaceuticals9 Electronics+3 | Registered | 2004 |
| SENEGENCE 1147288 · TMA633050 | SGII, INC. | 3 Cosmetics9 Electronics16 Paper+2 | Registered | 2005 |
| SENSONIC 1127046 · TMA688435 | Broan-NuTone LLC | 9 Electronics | Registered | 2007 |
| SOMNUGEN 1075787 · TMA676580 | Boehringer Ingelheim Vetmedica GmbH | 5 Pharmaceuticals | Registered | 2006 |
| SYNGENTA 1073634 · TMA591369 · design | an individual | 1 Chemicals5 Pharmaceuticals9 Electronics+3 | Registered | 2003 |
| SOMAGEN 1039867 · TMA560244 | SOMAGEN DIAGNOSTICS INC. | 35 Advertising | Registered | 2002 |
| SYNGENTA 1038347 · TMA567781 | an individual | 1 Chemicals2 Paints5 Pharmaceuticals+18 | Registered | 2002 |