| Stremaform 2231086 · TMA1247234 | MAX FRANK PRESSIG GmbH | 6 Metal | Registered | 2024 |
| STROMAE 1741883 · TMA986886 · design | an individual | 9 Electronics16 Paper25 Clothing+4 | Registered | 2017 |
| STROMER 1548841 · TMA936780 | Owner not shown | 12 Vehicles25 Clothing | Registered | 2016 |
| STREMAFORM 1325187 · TMA828357 | MAX FRANK PRESSIG GmbH | 6 Metal19 Building | Registered | 2012 |
| STROMER 2361957 · design | Owner not shown | 9 Electronics12 Vehicles | Pending | 2024 |
| StoryMakers 2265665 | Owner not listed | 41 Education | Pending | 2023 |
| Starmaker 2208657 · TMA1245196 | an individual | 5 Pharmaceuticals9 Electronics25 Clothing | Registered | 2024 |
| STROMM 2088543 · TMA1196479 · design | Stromm Industries Inc. | 7 Machines | Registered | 2023 |
| STROMAG 1930749 · TMA1146198 | Stromag GmbH, a legal entity | 7 Machines9 Electronics12 Vehicles | Registered | 2022 |
| Stronger 1897564 · TMA1105876 | doTERRA Holdings, LLC | 3 Cosmetics | Registered | 2021 |
| STROMCORE 1809953 · TMA1011758 | Stromcore Energy Inc. | 9 Electronics37 Construction42 Science | Registered | 2018 |
| STROMA 1791246 · TMA1023260 | Stroma Medical Corporation | 10 Medical | Registered | 2019 |
| STREAMER 1766372 · TMA1034942 · design | Daikin Industries, Ltd. | 11 Lighting | Registered | 2019 |
| STR3MER 1743266 · TMA1003469 | str3mer Inc. | 35 Advertising38 Telecommunications41 Education+1 | Registered | 2018 |
| STRONGARM 1730907 · TMA998595 | Lavelle Industries, Inc. | 11 Lighting | Registered | 2018 |
| STRONGER 1729745 · TMA944415 | an individual | 35 Advertising42 Science | Registered | 2016 |
| STREAMER 1651221 · TMA944077 | Otkrytoe aktsionernoe obshchestvo 'NPO Streamer' an open joint-stock company organized and existing under the laws of the Russian Federation | 6 Metal9 Electronics17 Rubber+2 | Registered | 2016 |
| STROHEIM 1604641 · TMA880412 | Fabricut, Inc. | 24 Textiles27 Carpets | Registered | 2014 |
| STREAMER 1472740 · TMA927852 · design | Daikin Industries, Ltd. | 11 Lighting | Registered | 2016 |
| STRONGARM 1424444 · TMA769597 | Blue Giant Equipment Corporation | 12 Vehicles | Registered | 2010 |
| STROMASYS 1395358 · TMA788487 · design | Stromasys SA | 9 Electronics42 Science | Registered | 2011 |
| STROMAG 1204781 · TMA652371 · design | Stromag GmbH | 7 Machines9 Electronics12 Vehicles | Registered | 2005 |
| STRONGARM 1039319 · TMA555564 · design | JET Equipment & Tools Ltd./Equipement & Outillage Jet Ltee | 1 Chemicals3 Cosmetics4 Oils+6 | Registered | 2001 |
| STRONGARM 0535734 · TMA313485 | AVM Industries, LLC, an Ohio limited liability company | 12 Vehicles | Registered | 1986 |
| STRONGARM 0289324 · TMA145578 · design | JET Equipment & Tools Ltd./Equipement & Outillage Jet Ltee | 7 Machines8 Hand12 Vehicles | Registered | 1966 |