| SimpleLAN 2183254 · TMA1231290 | 1429481 Ontario Inc.(does business as Pathway Communications) | 9 Electronics38 Telecommunications42 Science | Registered | 2024 |
| SIMPLINK 2140879 · TMA1209757 · design | Owner not shown | 5 Pharmaceuticals10 Medical | Registered | 2023 |
| SIMPLINK 2112357 · TMA1209643 | Owner not shown | 5 Pharmaceuticals10 Medical | Registered | 2023 |
| SIMPLISAFE 2104747 · TMA1219679 | SimpliSafe, Inc. | 9 Electronics11 Lighting42 Science | Registered | 2024 |
| SIMPLINSUR 1899586 · TMA1090792 · design | 9581561 Canada inc. | 36 Finance | Registered | 2020 |
| SIMPLISAFE 1876815 · TMA1089165 · design | SimpliSafe, Inc. | 9 Electronics42 Science45 Legal | Registered | 2020 |
| SIMPLINSUR 1830359 · TMA996048 | 9581561 Canada inc. | 36 Finance | Registered | 2018 |
| SIMPLISYNC 1821325 · TMA1061191 | CUMMINS POWER GENERATION INC. | 9 Electronics | Registered | 2019 |
| SIMPLIMAX 1772824 · TMA1054798 | i4 Solutions, Minnesota Limited Liability Company | 9 Electronics | Registered | 2019 |
| SIMPLISAFE 1723172 · TMA1034585 | SimpliSafe, Inc. | 9 Electronics42 Science | Registered | 2019 |
| SIMPLICAM 1708329 · TMA1025447 | SimpliSafe, Inc. | 9 Electronics | Registered | 2019 |
| SIMPLICON 1693599 · TMA981650 | an individual | 1 Chemicals | Registered | 2017 |
| SimpliLine 1444781 · TMA803494 | Dallmer GmbH & Co. KG | 11 Lighting | Registered | 2011 |
| SimPlant 1377579 · TMA772540 | MATERIALISE DENTAL, 'naamloze vennootschap' (joint stock company) | 9 Electronics10 Medical35 Advertising+4 | Registered | 2010 |
| SIMPLICA 1356244 · TMA725948 · design | Vatti Corporation Limited | 7 Machines11 Lighting | Registered | 2008 |
| SIMPLINK 1318161 · TMA751517 · design | LG ELECTRONICS INC. | 9 Electronics | Registered | 2009 |
| SIMPLAN 1032347 · TMA570832 | SKF Marine GmbH | 10 Medical12 Vehicles17 Rubber | Registered | 2002 |
| SIMPLISAFE 2361834 · design | SimpliSafe, Inc. | 9 Electronics11 Lighting16 Paper+3 | Pending | 2024 |
| simpliva 2251003 | Faisha Online Retail Limited | 20 Furniture | Pending | 2023 |
| SIMPLISHADE 2074626 · TMA1138832 | Kerr Corporation | 5 Pharmaceuticals | Registered | 2022 |
| SIMPLITRACE 1709958 · TMA935498 | Attestra Inc. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| SIMPLIMATIC 0596785 · TMA363682 · design | Simplimatic Engineering Holdings LLC | 7 Machines | Registered | 1989 |
| SIMPLIMATIC 0482218 · TMA298844 | Simplimatic Engineering Holdings LLC | 7 Machines | Registered | 1985 |
| SIMPLISPACE 2295212 | 15330599 CANADA INC | 20 Furniture | Pending | 2023 |
| simplidecor 2284609 | Owner not shown | 14 Jewellery16 Paper20 Furniture+4 | Pending | 2024 |