| STREETREACH 0927615 | The Government of Manitoba | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2022 |
| STRETCHTECH 1495046 · TMA808090 | Layfield Group Limited | 16 Paper | Registered | 2011 |
| STRETCH 2111244 · TMA1278623 | Boston Dynamics, Inc. | 7 Machines9 Electronics12 Vehicles | Registered | 2024 |
| stroudtech 2085719 · TMA1170071 | Stroudtech Solutions Inc | 9 Electronics | Registered | 2023 |
| STREETVET 1985706 · TMA1098631 · design | an individual | 44 Medical | Registered | 2021 |
| StreetTRAX 1973211 · TMA1244742 | MORGAN ADHESIVES COMPANY LLC | 16 Paper | Registered | 2024 |
| STREETEO 1899285 · TMA1118937 · design | Owner not shown | 35 Advertising36 Finance37 Construction+4 | Registered | 2022 |
| StreetFeed 1655515 · TMA916861 | StreetFeed Inc. | 16 Paper21 Housewares25 Clothing+2 | Registered | 2015 |
| STEERTEC 1198567 · TMA636448 | ThyssenKrupp Presta SteerTec GmbH | 7 Machines9 Electronics12 Vehicles+2 | Registered | 2005 |
| STERITECH 1091680 · TMA584378 | Rentokil North America, Inc. | 37 Construction | Registered | 2003 |
| STERITECH 1030619 · TMA552419 | Rentokil North America, Inc. | 37 Construction41 Education42 Science+1 | Registered | 2001 |
| STRATTEC 0808953 · TMA471776 · design | STRATTEC SECURITY CORPORATION | 6 Metal | Registered | 1997 |
| STRATTEC 0808952 · TMA472180 | STRATTEC SECURITY CORPORATION | 6 Metal | Registered | 1997 |
| STREETGEAR 0775454 · TMA453992 | BLAUER MANUFACTURING CO. INC. | 25 Clothing | Registered | 1996 |
| STRETCH 0299521 · TMA151262 | Sherwin-Williams Canada Inc. | 2 Paints | Registered | 1967 |
| STREETEX 0197136 · UCA28591 | R.R. STREET & CO. INC. | 3 Cosmetics | Registered | 1947 |
| STREETREP 2372691 | Raven Connected Inc. | 9 Electronics42 Science | Pending | 2025 |
| Striatech 2342715 | Striatech GmbH | 9 Electronics10 Medical35 Advertising+1 | Pending | 2024 |
| STREETTRACKS 1090477 · TMA575212 | State Street Bank and Trust Company | 36 Finance | Registered | 2003 |
| STREETHEART 2086274 · TMA1204925 · design | an individual | 16 Paper18 Leather25 Clothing+1 | Registered | 2023 |
| STREETHEART 1693473 · TMA950500 | an individual | 9 Electronics14 Jewellery15 Musical+5 | Registered | 2016 |
| STREETSENSE 1449670 · TMA832077 | DIALIGHT CORPORATION | 11 Lighting | Registered | 2012 |
| STREETLEVEL 1424512 · TMA840279 | Yahoo Inc. | 45 Legal | Registered | 2013 |
| STREETPERFECT 0874639 · TMA518721 | Postmedia Network Inc. | 9 Electronics | Registered | 1999 |
| Stratsec 2076575 · TMA1162602 | an individual | 42 Science | Registered | 2023 |