| SIMANCO 0991247 · NFLD1247 | Singer Sourcing Limited LLC | 9 Electronics | Registered | 1924 |
| SIMANCO 0991246 · NFLD1246 | Singer Sourcing Limited LLC | 7 Machines11 Lighting12 Vehicles | Registered | 1924 |
| SIMANCO 0990490 · NFLD490 | Singer Sourcing Limited LLC | 7 Machines10 Medical26 Sewing | Registered | 1913 |
| SIMINIUS 2290758 · design | Siminius Inc. | 35 Advertising42 Science | Pending | 2023 |
| SIMONIZ 1732191 · TMA944002 · design | Canadian Tire Corporation, Limited | 3 Cosmetics5 Pharmaceuticals7 Machines+2 | Registered | 2016 |
| SIMONIZ 1732190 · TMA944003 · design | Canadian Tire Corporation, Limited | 3 Cosmetics5 Pharmaceuticals7 Machines+2 | Registered | 2016 |
| SIMONIZ 1512548 · TMA868865 · design | Canadian Tire Corporation, Limited | 3 Cosmetics | Registered | 2014 |
| SIMONIZ 1492626 · TMA851465 · design | Canadian Tire Corporation, Limited | 3 Cosmetics5 Pharmaceuticals7 Machines+2 | Registered | 2013 |
| SIMONIZ 1476845 · TMA797916 | Canadian Tire Corporation, Limited | 3 Cosmetics5 Pharmaceuticals7 Machines+2 | Registered | 2011 |
| SAMANCO 1379189 · TMA745538 | Binggrae Co. Ltd. | 30 Coffee | Registered | 2009 |
| SIMONS 1216503 · TMA747064 · design | LA MAISON SIMONS INC. | 3 Cosmetics4 Oils6 Metal+19 | Registered | 2009 |
| SIMONS 1156182 · TMA716686 | LA MAISON SIMONS INC. | 3 Cosmetics4 Oils6 Metal+19 | Registered | 2008 |
| SIMONIZ 1146548 · TMA615930 · design | Canadian Tire Corporation, Limited | 35 Advertising37 Construction39 Transport+2 | Registered | 2004 |
| SIMONIZ 1083715 · TMA597477 | Canadian Tire Corporation, Limited | 3 Cosmetics16 Paper | Registered | 2003 |
| SIMONEX 1058301 · TMA571766 | SIMONEX INC. | 7 Machines8 Hand9 Electronics | Registered | 2002 |
| SEMINIS 0824635 · TMA518586 | SEMINIS VEGETABLE SEEDS, INC. | 31 Fresh | Registered | 1999 |
| SIMONIZ 0123897 · TMDA38986 | Canadian Tire Corporation, Limited | 1 Chemicals3 Cosmetics5 Pharmaceuticals | Registered | 1925 |
| SIMONIS 2251592 | Owner not listed | 21 Housewares24 Textiles28 Toys | Pending | 2023 |
| SkinMinus 1411501 · TMA804491 | NuvoCare Health Sciences Inc. | 3 Cosmetics | Registered | 2011 |
| SEEMINES 2260565 · TMA1281128 | Taizhou Xingmai E-commerce Co. Ltd | 20 Furniture | Registered | 2025 |
| SAMONIX 2211183 · TMA1232903 · design | LINHAO TECHNOLOGY (HUIZHOU) CO. LTD | 12 Vehicles | Registered | 2024 |
| Samamixx 2205281 · TMA1240166 | LONGYAN CITY BITUXI TRADING CO., LTD. | 20 Furniture | Registered | 2024 |
| Snonekp 2188393 · TMA1233560 | an individual | 21 Housewares | Registered | 2024 |
| SANUNG 2142730 · TMA1201579 · design | Owner not shown | 9 Electronics12 Vehicles | Registered | 2023 |
| SHININGNIKKI 2141659 · TMA1207499 · design | Suzhou Nikki Co. Ltd. | 41 Education | Registered | 2023 |