| SOLEST 0690021 · TMA420548 | THE LUBRIZOL CORPORATION | 4 Oils5 Pharmaceuticals28 Toys | Registered | 1993 |
| SOLIST 2037182 · design | KING CAR FOOD INDUSTRIAL CO. LTD. | 33 Wine | Pending | 2020 |
| SOLOIST 2155574 · TMA1208717 | JACKSON/CHARVEL MANUFACTURING, INC. | 15 Musical | Registered | 2023 |
| SOLOIST 2126692 · TMA1171562 | Cervélo USA Inc. | 12 Vehicles | Registered | 2023 |
| Solasta 1999344 · TMA1146500 | an individual | 9 Electronics28 Toys38 Telecommunications | Registered | 2022 |
| SOLESTA 1343618 · TMA721052 | Galderma Holding SA | 5 Pharmaceuticals10 Medical | Registered | 2008 |
| SOLOIST 1281179 · TMA678133 | Boston Scientific Limited | 10 Medical | Registered | 2006 |
| SELEST 2324609 | Selest Sécurité Inc. | 9 Electronics42 Science45 Legal | Pending | 2024 |
| SOLESTIC 2048309 · TMA1148033 | 2234629 ALBERTA LTD. | 3 Cosmetics | Registered | 2022 |
| SOLESTAR 1591649 · TMA913778 · design | an individual | 10 Medical25 Clothing | Registered | 2015 |
| SOLYSTAT 1515648 · TMA827653 | FINCHLEY RESEARCH & DEVELOPMENT INC. | 5 Pharmaceuticals | Registered | 2012 |
| SOLASJET 1467940 · TMA856638 · design | SOLAS SCIENCE & ENGINEERING CO. LTD. | 7 Machines12 Vehicles | Registered | 2013 |
| SOLASTRA 1428540 · TMA817940 | Beckman Coulter, Inc. | 1 Chemicals5 Pharmaceuticals | Registered | 2012 |
| SOLOSHOT 1245919 · TMA673104 | SPECIALTY MINERALS (MICHIGAN) INC. | 19 Building | Registered | 2006 |
| SOLYSTIC 1115000 · TMA628891 | Owner not shown | 7 Machines9 Electronics38 Telecommunications+1 | Registered | 2004 |
| SOLOSTAR 1093869 · TMA717679 | Sanofi-Aventis Deutschland GmbH | 5 Pharmaceuticals10 Medical | Registered | 2008 |
| SOLOSITE 0638890 · TMA377842 | SMITH & NEPHEW, INC. (A DELAWARE CORPORATION) | 5 Pharmaceuticals | Registered | 1991 |
| Solestia 2358384 | Solestia Inc. | 9 Electronics | Pending | 2024 |
| SOLECTA 2120659 · TMA1167168 | SOLECTA, INC. | 11 Lighting17 Rubber | Registered | 2023 |
| SOLSTEX 2025843 · TMA1246042 · design | an individual | 6 Metal19 Building39 Transport | Registered | 2024 |
| SOLSTEX 1952478 · TMA1243457 | an individual | 9 Electronics39 Transport | Registered | 2024 |
| SOLSTAR 1918474 · TMA1100227 | NewAgco Inc. | 1 Chemicals | Registered | 2021 |
| SOLIGHT 1788024 · TMA1030159 | Owner not shown | 9 Electronics11 Lighting21 Housewares | Registered | 2019 |
| SOLUJET 1521684 · TMA875153 | an individual | 2 Paints | Registered | 2014 |
| SOLSTIS 1496098 · TMA847777 · design | Gingras Stratégie & Marketing Inc. | 35 Advertising | Registered | 2013 |