| STREXER 1781053 · TMA985516 | an individual | 35 Advertising | Registered | 2017 |
| STORESPRINT 2135598 | Inmar Supply Chain Solutions, LLC | 39 Transport42 Science | Pending | 2021 |
| STRUCTURESERV 1208664 · TMA700327 | Nippon Dynawave Packaging Company, LLC | 16 Paper | Registered | 2007 |
| StrokeSENS 2012524 · TMA1260811 | Circle Cardiovascular Imaging Inc. | 9 Electronics42 Science | Registered | 2024 |
| STORECHECK 1983545 · TMA1269268 · design | Owner not shown | 35 Advertising42 Science | Registered | 2024 |
| STORAGEPRO 1077027 · TMA600005 | CST INDUSTRIES, INC. | 42 Science | Registered | 2004 |
| Storystore 2357056 | Owner not listed | 17 Rubber | Pending | 2024 |
| Sterasure 2248342 · TMA1240520 | Owner not listed | 3 Cosmetics5 Pharmaceuticals | Registered | 2024 |
| Starsea 2230391 · TMA1253014 | Shenzhen Hangmeng Technology Co. Ltd. | 11 Lighting | Registered | 2024 |
| STORIES 2132571 · TMA1193850 | Facebook Technologies, LLC | 9 Electronics | Registered | 2023 |
| STORIES 2132565 · TMA1193848 | Facebook Technologies, LLC | 9 Electronics38 Telecommunications41 Education+1 | Registered | 2023 |
| STOREKIT 2120910 · TMA1225911 | Apple Inc. | 9 Electronics | Registered | 2024 |
| STRIKER 2108645 · TMA1215711 | Striker Brands LLC | 25 Clothing | Registered | 2023 |
| Storysome 2108585 · TMA1175115 | Zhangyue Technology Co. Ltd. | 9 Electronics41 Education | Registered | 2023 |
| STRASSER 2069897 · TMA1187159 · design | HMS Präzisionstechnik GmbH | 9 Electronics13 Firearms25 Clothing | Registered | 2023 |
| STOROSO 2008972 · TMA1107569 | an individual | 5 Pharmaceuticals | Registered | 2021 |
| STREAKERS 1990467 · TMA1151321 | IMCO Carbide Tool Inc. | 7 Machines | Registered | 2022 |
| STRYKER 1932026 · TMA1114895 | Logan Outdoor Products LLC | 11 Lighting | Registered | 2021 |
| STORACELL 1829293 · TMA1161865 | Tools Aviation, LLC dba Powerpax | 9 Electronics | Registered | 2023 |
| STRYKER 1813527 · TMA991459 | Heartland Recreational Vehicles, LLC | 12 Vehicles | Registered | 2018 |
| STRIKER 1779651 · TMA977997 | DAZADI, INC. | 28 Toys | Registered | 2017 |
| STARSEED 1778724 · TMA1032549 | STARSEED HOLDINGS INC. | 5 Pharmaceuticals9 Electronics10 Medical+8 | Registered | 2019 |
| STARSEED 1775668 · TMA1017189 | Starseed Entertainment Inc. | 9 Electronics14 Jewellery15 Musical+5 | Registered | 2019 |
| STRIKER 1748399 · TMA1005695 | Stoneage, Inc. | 7 Machines | Registered | 2018 |
| STRESSCO 1730113 · TMA956744 | STRESSCO INC. | 9 Electronics36 Finance42 Science | Registered | 2016 |