| SOLIDPOWER 1762927 · TMA1036722 | Ecolab USA, Inc. | 1 Chemicals3 Cosmetics5 Pharmaceuticals+2 | Registered | 2019 |
| Solidpin 2166260 · TMA1220538 | Dongguan Aizhengqian Electronic Commerce Co. Ltd. | 3 Cosmetics | Registered | 2024 |
| SolidBoss 1895817 · TMA1090487 | SolidBoss Worldwide, Inc. a legal entity | 7 Machines12 Vehicles | Registered | 2020 |
| SolidFlow 2247231 | an individual | 1 Chemicals9 Electronics39 Transport+2 | Pending | 2022 |
| #SOLDBYOQ 2235119 · TMA1255380 | an individual | 36 Finance | Registered | 2024 |
| SLIDEBOX 2146613 · TMA1185559 | Slidebox LLC | 9 Electronics | Registered | 2023 |
| SOLIDFIRE 1601679 · TMA910839 | NetApp, Inc. | 9 Electronics42 Science | Registered | 2015 |
| SOLIDIFI 1392128 · TMA779038 | Solidifi Corp. | 36 Finance42 Science | Registered | 2010 |
| SOLIDIFI 2307567 | Solidifi Corp. | 36 Finance42 Science | Pending | 2024 |
| SLIDEPRO 2223085 | Mission Drilling Services Inc. | 7 Machines37 Construction | Pending | 2022 |
| SOLIDPHARMA 2104995 · TMA1217003 | Owner not shown | 5 Pharmaceuticals | Registered | 2024 |
| SLIDBEAT 2228519 · TMA1251501 | DongGuan Sogoode Computer System Co. Ltd | 12 Vehicles | Registered | 2024 |
| SLIDEVAULT 2187865 · TMA1232655 | Huron Technologies International Inc. | 9 Electronics42 Science | Registered | 2024 |
| SYLTBAR 2183783 · TMA1253717 | an individual | 33 Wine | Registered | 2024 |
| SILTOPP 2182178 · TMA1277437 | Owner not shown | 16 Paper17 Rubber | Registered | 2024 |
| SLATPANEL 2180918 · TMA1230192 · design | The Wood Veneer Hub Ltd Inc | 19 Building20 Furniture | Registered | 2024 |
| Shieldflex 2115483 · TMA1182966 | C.A.I. Inks Canada LTD | 2 Paints | Registered | 2023 |
| SLTVC 2103757 · TMA1190665 | an individual | 8 Hand | Registered | 2023 |
| slotbox 2058678 · TMA1153135 | Owner not shown | 16 Paper | Registered | 2022 |
| SHIELDOFGLORY 2029666 · TMA1116386 | ARSN USA Inc. | 10 Medical | Registered | 2021 |
| ShieldPower 2016406 · TMA1266374 | Phillips 66 Company | 1 Chemicals | Registered | 2024 |
| SALTBAE 1998557 · TMA1132061 · design | Owner not shown | 25 Clothing30 Coffee35 Advertising | Registered | 2022 |
| SHIELDPLUS 1992185 · TMA1109404 | Nippon Paper Industries Co. Ltd. | 16 Paper | Registered | 2021 |
| Soltivo 1980759 · TMA1169437 | 9386-7448 Québec inc. | 35 Advertising | Registered | 2023 |
| SOLTIVE 1975251 · TMA1247569 | OLYMPUS CORPORATION, a legal entity | 10 Medical | Registered | 2024 |