| SAMTEC 1535285 · TMA840745 · design | Samtec, Inc. | 9 Electronics | Registered | 2013 |
| SAMTEC 1447813 · TMA804972 | Samtec, Inc. | 9 Electronics | Registered | 2011 |
| SANITEK 1029054 · TMA546100 | LALEMA INC. | 9 Electronics | Registered | 2001 |
| SEAMTEC 2269746 | J. Ennis Fabrics Ltd | 6 Metal20 Furniture23 Yarns+2 | Pending | 2023 |
| SAMDESK 2069064 | SOCIAL ASSET MANAGEMENT INC. | 42 Science | Pending | 2020 |
| SYANTEK 2052411 · design | Ningbo Baihuang Electric Appliances Co.,Ltd. | 9 Electronics11 Lighting | Pending | 2020 |
| SUNTEK 2064886 · TMA1133415 · design | Qingdao Crowntyre Industrial Co. Ltd. | 12 Vehicles | Registered | 2022 |
| SYNTEK 1865765 · TMA1059412 | Vinventions USA, LLC | 17 Rubber20 Furniture | Registered | 2019 |
| SIMTEX 1832263 · TMA1004937 | UBE EXSYMO CO. LTD. | 22 Ropes | Registered | 2018 |
| SEMTEX 1820717 · TMA1070791 | Nutrabolics Inc. | 5 Pharmaceuticals | Registered | 2020 |
| SAMDEX 1727636 · TMA995348 | Owner not shown | 9 Electronics | Registered | 2018 |
| SYMTEC 1538253 · TMA888952 | Symtec, Inc. (a Minnesota corporation) | 11 Lighting40 Treatment42 Science | Registered | 2014 |
| SONTEK 1504409 · TMA810467 | YSI Incorporated | 9 Electronics | Registered | 2011 |
| SANTEC 1414415 · TMA769320 | 0016663 Ontario Inc. dba Santec Equipment | 35 Advertising | Registered | 2010 |
| SUNTEK 1100154 · TMA604355 · design | SUNTEK INDUSTRIES, LTD., a legal entity | 3 Cosmetics24 Textiles | Registered | 2004 |
| SENTEK 2334594 · design | Sentek Security Ltd | 9 Electronics | Pending | 2024 |
| SUMTEQ 2218145 | SUMTEQ GmbH | 1 Chemicals17 Rubber35 Advertising+1 | Pending | 2022 |
| SAUNATEK 2056726 · TMA1201160 | GAGB LLC | 25 Clothing | Registered | 2023 |
| SCANTEAK 1398865 · TMA775884 · design | HAWAII FURNISHING PTE LTD. | 20 Furniture35 Advertising | Registered | 2010 |
| samtechT 2374708 | LIFYFUN LLC | 9 Electronics | Pending | 2025 |
| samtechT 2328855 | Shenzhen Yikexin Technology Co. Ltd. | – | Pending | 2024 |
| SAMTASU 2088979 · TMA1207173 · design | OTSUKA PHARMACEUTICAL CO. LTD. | 5 Pharmaceuticals | Registered | 2023 |
| SANITEX 2075270 · TMA1234246 | Precare Corp. DBA Premier Care Industries, a legal entity | 5 Pharmaceuticals | Registered | 2024 |
| SANITEX 2041025 · TMA1215866 · design | an individual | 5 Pharmaceuticals | Registered | 2023 |
| SAMTASU 2011717 · TMA1110452 | OTSUKA PHARMACEUTICAL CO. LTD. | 5 Pharmaceuticals | Registered | 2021 |