| SOLIDWORKS 0790243 · TMA487089 | DASSAULT SYSTÈMES SOLIDWORKS CORPORATION | 9 Electronics16 Paper | Registered | 1997 |
| SOLIDWORKS 2195006 | DASSAULT SYSTÈMES SOLIDWORKS CORPORATION | 9 Electronics16 Paper38 Telecommunications+2 | Pending | 2021 |
| SOLIDREPORTER 2018327 · TMA1157901 | AUTOFORM ENGINEERING GMBH | 9 Electronics38 Telecommunications42 Science+1 | Registered | 2022 |
| SOLIDARITY 1558764 · TMA987695 | Zimdrol Publications Inc. | 9 Electronics16 Paper28 Toys+4 | Registered | 2018 |
| SLIDOOR 1360237 · TMA771113 · design | an individual | 6 Metal40 Treatment | Registered | 2010 |
| SOLIDARITY 0511724 · TMA308469 | Owner not shown | 16 Paper | Registered | 1985 |
| SOLIDARITEES 1346764 · TMA755316 | an individual | 16 Paper25 Clothing35 Advertising+2 | Registered | 2009 |
| SliderMouse 2263993 · TMA1284790 | Owner not shown | 9 Electronics | Registered | 2025 |
| SkilledReady 2254154 · TMA1273074 | 1000472509 ONTARIO INC | 37 Construction | Registered | 2024 |
| Souldershop 2217339 · TMA1245471 | Owner not shown | 9 Electronics | Registered | 2024 |
| SLITHER 2205990 · TMA1228431 | L'OREAL | 3 Cosmetics | Registered | 2024 |
| SOLOTRAK 2188073 · TMA1275875 | SOLO FENCING SYSTEMS UK LTD | 7 Machines | Registered | 2024 |
| SHELTERAUGER 2175026 · TMA1191173 | ShelterLogic Corp. | 6 Metal | Registered | 2023 |
| Schlatterer 2169954 · TMA1275778 | Max Schlatterer GmbH & Co. KG | 7 Machines24 Textiles26 Sewing | Registered | 2024 |
| SHOULDERMAP 2163717 · TMA1272488 | STRYKER CORPORATION | 9 Electronics10 Medical44 Medical | Registered | 2024 |
| SHELTERTUBE 2151088 · TMA1262658 | ShelterLogic Corp. | 6 Metal | Registered | 2024 |
| Seltureone 2124545 · TMA1196834 | Huizhou Xiaosenlin Network Technology Co. Ltd. | 14 Jewellery | Registered | 2023 |
| SLOTOHEROES 2122188 · TMA1167210 | Playtika, Ltd. | 9 Electronics41 Education | Registered | 2023 |
| SOLITAIRE 2119295 · TMA1189631 | T + A elektroakustik GmbH & Co. KG | 9 Electronics | Registered | 2023 |
| Skilldrop 2109837 · TMA1220358 | an individual | 9 Electronics35 Advertising41 Education+1 | Registered | 2024 |
| SOLITAIRE 2068170 · TMA1175615 | Covidien LP | 10 Medical | Registered | 2023 |
| SALTAIRE 2067565 · TMA1244901 | an individual | 14 Jewellery | Registered | 2024 |
| SHELTERME 2049732 · TMA1272299 | Qualcomm Innovation Center, Inc. | 9 Electronics | Registered | 2024 |
| SOLITRACK 2034812 · TMA1220091 | Solimar Systems, Inc. | 9 Electronics | Registered | 2024 |
| SHELTERCOAT 2026128 · TMA1221023 | ShelterLogic Corp. | 6 Metal | Registered | 2024 |