| SLIMSHADE 0578711 · TMA344595 | PELLA CORPORATION | 9 Electronics19 Building | Registered | 1988 |
| SLIMSTOCK 1858266 · TMA1053816 · design | an individual | 9 Electronics | Registered | 2019 |
| SLIMSTOCK 1526065 · TMA855936 | an individual | 9 Electronics16 Paper35 Advertising+3 | Registered | 2013 |
| SLIMSOLE 1455543 · TMA776860 | Scholl's Wellness Company LLC | 25 Clothing | Registered | 2010 |
| SLIMQUICK 1314016 · TMA712285 | Wellnx Life Sciences Inc. | 5 Pharmaceuticals | Registered | 2008 |
| SLIMSEAL 0321442 · TMA174330 | Flowserve Pte. Ltd | 7 Machines | Registered | 1971 |
| SLIMSHAPER 2189883 · design | Owner not shown | 10 Medical | Pending | 2022 |
| SELENASE 2265243 · TMA1283455 · design | biosyn Arzneimittel GmbH | 5 Pharmaceuticals | Registered | 2025 |
| SALMOKA 2249130 · TMA1279136 | Shenzhen Andahe Technology Co.Ltd | 11 Lighting | Registered | 2024 |
| SLINGSHOT 2243764 · TMA1261821 | Motif Labs Ltd. | 3 Cosmetics5 Pharmaceuticals29 Meat+1 | Registered | 2024 |
| SOLMAXX 2236461 · TMA1256910 | Alberta Veterinary Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| SOLENICA 2214739 · TMA1243230 | Solenica, Inc. | 11 Lighting | Registered | 2024 |
| SheLins 2214267 · TMA1244370 | Shenzhen Xinxing Hengyue Electronics Commerce Co., Ltd. | 10 Medical | Registered | 2024 |
| shlinux 2210664 · TMA1242955 | an individual | 11 Lighting | Registered | 2024 |
| SOLNIXON 2193268 · TMA1242554 | Alberta Veterinary Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| SILANG 2186844 · TMA1261249 · design | SILANG FOOD (HUAI BEI) CO. LTD | 30 Coffee | Registered | 2024 |
| SLOWING 2164698 · TMA1175279 | 12523744 Canada Inc. | 28 Toys35 Advertising | Registered | 2023 |
| SHILANGO 2163248 · TMA1214450 | an individual | 18 Leather24 Textiles35 Advertising | Registered | 2023 |
| Slanku 2160523 · TMA1211116 | an individual | 9 Electronics | Registered | 2023 |
| Skelang 2157740 · TMA1208875 | Shenzhen Juli Trading Co. Ltd | 6 Metal | Registered | 2023 |
| Suilong 2136591 · TMA1208586 · design | Foshan Suilong Furniture Co. Ltd. | 20 Furniture | Registered | 2023 |
| SKAYLINK 2129353 · TMA1273972 | Skaylink GmbH | 9 Electronics16 Paper35 Advertising+4 | Registered | 2024 |
| SOLENSIA 2123845 · TMA1169060 · design | Zoetis Services LLC | 5 Pharmaceuticals | Registered | 2023 |
| SLMISSGLAM 2086805 · TMA1168788 · design | SLMISSGLAM BEAUTY INC. | 21 Housewares | Registered | 2023 |
| 4SILENCE 2075647 · TMA1169967 · design | an individual | 6 Metal | Registered | 2023 |