| SENSORSTROBE 1830994 · TMA1033239 | Analog Devices, Inc. | 9 Electronics | Registered | 2019 |
| SINCERO 2152733 · TMA1189900 · design | an individual | 30 Coffee | Registered | 2023 |
| SINZERO 2032768 · TMA1162059 · design | Owner not shown | 32 Beer | Registered | 2023 |
| SWINGERS 1985765 · TMA1148728 | Competitive Socialising Limited | 35 Advertising41 Education43 Restaurants | Registered | 2022 |
| SINCERITY 1945762 · TMA1145047 | Justin Alexander, Inc. | 25 Clothing | Registered | 2022 |
| SINGER 1878435 · TMA1071844 | Henry Pratt Company, LLC | 9 Electronics | Registered | 2020 |
| SINGER 1849572 · TMA1071838 · design | Henry Pratt Company, LLC | 9 Electronics | Registered | 2020 |
| Synchrone 1819587 · TMA1014692 | an individual | 35 Advertising38 Telecommunications | Registered | 2019 |
| SwingRite 1515989 · TMA885541 | EATON CORPORATION | 28 Toys | Registered | 2014 |
| SYNCHRONE 1160509 · TMA625448 | Owner not shown | 3 Cosmetics | Registered | 2004 |
| Singharmony 1109435 · TMA604186 | an individual | 41 Education | Registered | 2004 |
| SINGERCRAFT 0992012 · NFLD2012 | Singer Sourcing Limited LLC | 27 Carpets28 Toys | Registered | 1933 |
| SINGER 0991439 · NFLD1439 | Singer Sourcing Limited LLC | 7 Machines23 Yarns26 Sewing | Registered | 1927 |
| SINGER 0991282 · NFLD1282 | Singer Sourcing Limited LLC | 7 Machines12 Vehicles | Registered | 1924 |
| SINGER 0991204 · NFLD1204 | Singer Sourcing Limited LLC | 11 Lighting | Registered | 1923 |
| SINGER 0990221 · NFLD221 | Singer Sourcing Limited LLC | 7 Machines9 Electronics | Registered | 1906 |
| SINGER 0306216 · TMA160547 | Singer Sourcing Limited LLC | 7 Machines11 Lighting | Registered | 1969 |
| SINGER 0235372 · TMA104983 | Singer Sourcing Limited LLC | 3 Cosmetics4 Oils6 Metal+23 | Registered | 1956 |
| SENESCORE 2373653 | SENOTHERAPEUTIX, INC. | 42 Science44 Medical | Pending | 2025 |
| SINCERE 2292784 · design | Owner not listed | 9 Electronics35 Advertising36 Finance+2 | Pending | 2023 |
| Sincere 2290964 | an individual | 35 Advertising | Pending | 2023 |
| SUNCREAT 2341935 · TMA1279686 | Jarder Home Ningbo CO. Ltd | 11 Lighting20 Furniture22 Ropes | Registered | 2024 |
| SUNSCRUB 2296686 · TMA1266098 | Owner not listed | 37 Construction | Registered | 2024 |
| Sumekar 2267351 · TMA1276561 | Shenzhen Mingsen Creative Network Technology Co. Ltd. | 9 Electronics | Registered | 2024 |
| Smasrob 2263727 · TMA1283316 | an individual | 18 Leather | Registered | 2025 |