| SOLOTECH 1373508 · TMA771819 | SOLOTECH INC. | 35 Advertising37 Construction41 Education | Registered | 2010 |
| SOLUTECH 1639353 · TMA894821 | SYSTEMES D'EMBALLAGES SOLUTECH INC. | 7 Machines | Registered | 2015 |
| SOLUTECH 0827816 · TMA486678 | an individual | 1 Chemicals5 Pharmaceuticals31 Fresh+1 | Registered | 1997 |
| SOLITECT 2138243 · TMA1219136 | Toray Kabushiki Kaisha (Toray Industries Inc.) | 24 Textiles25 Clothing | Registered | 2024 |
| SolidTech 2026276 · TMA1134934 | Cantrio Koncepts Inc | 11 Lighting | Registered | 2022 |
| SULTECH 1807671 · TMA994797 | Sultech Global Innovation Corp. | 1 Chemicals | Registered | 2018 |
| SOLTECTION 1774567 · TMA986176 | Hoffman Enclosures Inc. | 9 Electronics | Registered | 2017 |
| SOLITEC 1485815 · TMA852547 | ASK Chemicals GmbH | 1 Chemicals2 Paints | Registered | 2013 |
| SILATECH 1061077 · TMA631767 | Henkel AG & Co. KGaA | 17 Rubber | Registered | 2005 |
| SOLTEC 0832016 · TMA524269 | TECOSOL INC. | 40 Treatment | Registered | 2000 |
| SELTECH 2334837 | Seltech USA Inc. | 9 Electronics35 Advertising42 Science | Pending | 2024 |
| SOLOTEX 2285524 | Teijin Frontier Co. Ltd. | 22 Ropes23 Yarns24 Textiles+1 | Pending | 2023 |
| SOLOTICA 2127371 | Owner not shown | 7 Machines9 Electronics35 Advertising | Pending | 2021 |
| SLOTOWAYS 2253033 · TMA1222561 | Playtika, Ltd. | 9 Electronics41 Education | Registered | 2024 |
| SILEDGN 2248028 · TMA1267252 | Rizhao Zhongxin Electronics Co. Ltd. | 25 Clothing | Registered | 2024 |
| SLOTSHIFTER 2217228 · TMA1236528 | DraftKings, Inc. | 41 Education | Registered | 2024 |
| SOLytes 2215099 · TMA1245353 | Alberta Veterinary Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| SLOTOSTORE 2197778 · TMA1222477 | Playtika, Ltd. | 9 Electronics35 Advertising41 Education | Registered | 2024 |
| SOLIDCORE 2197567 · TMA1222475 | SOLIDCORE ASSETS, LLC | 41 Education | Registered | 2024 |
| soltuus 2191166 · TMA1252363 | Shenzhen Shuotesi E-Commerce Co. Ltd. | 11 Lighting | Registered | 2024 |
| SOLIDIGM 2173327 · TMA1246350 | SK hynix NAND Product Solutions Corp. | 9 Electronics35 Advertising40 Treatment | Registered | 2024 |
| SLEDGE 2171772 · TMA1201984 | an individual | 28 Toys | Registered | 2023 |
| SOLIDSILK 2168889 · TMA1219909 | Earth & Daughter, LLC (DBA No Tox Life) | 3 Cosmetics | Registered | 2024 |
| SLYDEX 2163100 · TMA1188885 | Portes et Fenêtres Tradition ( 2004) inc. | 35 Advertising | Registered | 2023 |
| SLUDGE 2144320 · TMA1231101 | CultureRx, LLC | 35 Advertising | Registered | 2024 |