| SMAC 2145009 · TMA1232185 | intelligent fluids GmbH | 2 Paints36 Finance | Registered | 2024 |
| SKYMAX 1953822 · TMA1200716 | an individual | 6 Metal19 Building | Registered | 2023 |
| SYMAX 1914077 · TMA1102756 | Regal Beloit America, Inc. | 7 Machines | Registered | 2021 |
| SYMAX 1847379 · TMA1074212 | SYFAN MANUFACTURING, INC. | 16 Paper | Registered | 2020 |
| SMAC!! 1752389 · TMA952460 · design | Arthur Sélection Inc. | 33 Wine | Registered | 2016 |
| SOMAC 1738594 · TMA1040276 | an individual | 6 Metal7 Machines9 Electronics+4 | Registered | 2019 |
| SYMAX 1638771 · TMA945188 | Maxitrol Company (Michigan Corporation) | 9 Electronics | Registered | 2016 |
| SKYMAX 1620387 · TMA900425 | an individual | 7 Machines | Registered | 2015 |
| SYMIC 1505885 · TMA862239 · design | Eckart GmbH | 2 Paints17 Rubber | Registered | 2013 |
| SYMAX 1452869 · TMA803060 · design | SYMAX Lift (Holding) Co. Ltd. | 6 Metal7 Machines10 Medical+2 | Registered | 2011 |
| SMAC 1448349 · TMA775415 | Arthur Sélection Inc. | 33 Wine | Registered | 2010 |
| SOYMAX 1438408 · TMA828142 | an individual | 3 Cosmetics5 Pharmaceuticals29 Meat+4 | Registered | 2012 |
| SEEMAX 1198746 · TMA635190 | Nikon-Essilor Co., Ltd. | 9 Electronics | Registered | 2005 |
| SMAC 1197183 · TMA669289 | Systems, Machines, Automation Components Corporation, a California corporation | 7 Machines9 Electronics | Registered | 2006 |
| SANMAC 1119241 · TMA590849 | an individual | 6 Metal | Registered | 2003 |
| SYMAK 2296268 | FIBERLINKS TEXTILES INC. | 2 Paints3 Cosmetics4 Oils+19 | Pending | 2023 |
| SAMAC 2262723 | Owner not listed | 7 Machines | Pending | 2023 |
| SEMAS 2240027 · design | Hydrogen Vehicle Systems Ltd | 9 Electronics42 Science | Pending | 2022 |
| SYMACK 2229271 | SYMACK Corporation | 35 Advertising42 Science | Pending | 2022 |
| SENIAC 2197595 | Sentronic GmbH Gesellschaft für optische Meßsysteme | 9 Electronics42 Science | Pending | 2022 |
| SMAC 0917679 · design | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2006 |
| SEEMAGE 1362548 · TMA744158 | an individual | 9 Electronics38 Telecommunications42 Science | Registered | 2009 |
| SEAMAZZ 0748692 · TMA472844 | Mazzetta Company, LLC | 29 Meat | Registered | 1997 |
| SYNCO 2302827 · TMA1233053 | Shenzhen Nuoda Technology Co. Ltd. | 9 Electronics | Registered | 2024 |
| SENECA 2298464 · TMA1278010 | The Seneca College of Applied Arts and Technology | 9 Electronics14 Jewellery16 Paper+8 | Registered | 2024 |