| SUNLAB 1778925 · TMA987994 | Atlantic Cultivation Limited | 5 Pharmaceuticals34 Tobacco35 Advertising+5 | Registered | 2018 |
| SOMALEAF 2116474 · TMA1227827 | Delenba Holdings Corporation | 5 Pharmaceuticals | Registered | 2024 |
| SUNLEVER 2245941 · design | Guangdong YONGFENG LIHUA Shading Technology Co. Ltd. | 6 Metal18 Leather22 Ropes | Pending | 2023 |
| SunLOFT 1382404 · TMA758648 | Solarium Optimum Inc. | 19 Building35 Advertising40 Treatment+1 | Registered | 2010 |
| SUNLIFE 0863268 · TMA513291 | SUN LIFE ASSURANCE COMPANY OF CANADA | 35 Advertising36 Finance | Registered | 1999 |
| SUNLIFE 2351395 · design | SUN LIFE ASSURANCE COMPANY OF CANADA | 35 Advertising36 Finance37 Construction+3 | Pending | 2024 |
| SUNLIFE 2351394 · design | SUN LIFE ASSURANCE COMPANY OF CANADA | 35 Advertising36 Finance37 Construction+3 | Pending | 2024 |
| SUNLIFE 2351393 · design | SUN LIFE ASSURANCE COMPANY OF CANADA | 35 Advertising36 Finance37 Construction+3 | Pending | 2024 |
| SUNLIFE 2351392 | SUN LIFE ASSURANCE COMPANY OF CANADA | 35 Advertising36 Finance37 Construction+3 | Pending | 2024 |
| SUNLIFE 2318353 · design | Zhejiang Weilai Daily Necessities Co. Ltd. | 21 Housewares | Pending | 2024 |
| Sanlebi 2087499 | Guangzhou Mengxi Technology Co.,Ltd | 28 Toys | Pending | 2021 |
| Sanlebi 2079318 | an individual | 28 Toys | Pending | 2021 |
| SUNLOVERS 0302644 · TMA154781 | V.W.V. ENTERPRISES, A DIVISION OF 2703319 CANADA INC. | 25 Clothing | Registered | 1967 |
| Synlube 2293593 · TMA1263375 | Owner not listed | 4 Oils | Registered | 2024 |
| SmileBelle 2262993 · TMA1281440 | Jiaozuo Ruisi Jewelry Co. Ltd | 14 Jewellery | Registered | 2025 |
| SanLiFuErMao 2256412 · TMA1283029 | Hebei Sali Electric Equipment Manufacturing Co. LTD. | 6 Metal | Registered | 2025 |
| SHINELAB 2254901 · TMA1274518 · design | IN-STONE INTERNATIONAL JEWELRY LIMITED | 14 Jewellery | Registered | 2024 |
| SMILEPASS 2241052 · TMA1260130 | Smilepass Inc. | 35 Advertising36 Finance42 Science+1 | Registered | 2024 |
| Snowelf 2237702 · TMA1258240 | an individual | 25 Clothing | Registered | 2024 |
| SOMALIFE 2113983 · TMA1193510 | 1198966 B.C. LTD. | 3 Cosmetics5 Pharmaceuticals35 Advertising+1 | Registered | 2023 |
| SIMULBEST 2052507 · TMA1277017 | Centre D'amélioration De La Productivité Par L'Efficience Inc. | 9 Electronics41 Education42 Science | Registered | 2024 |
| SMILEVILLE 2044953 · TMA1282052 · design | A. Talwar Professional Corporation | 44 Medical | Registered | 2025 |
| Smileville 2044935 · TMA1282051 | A. Talwar Professional Corporation | 44 Medical | Registered | 2025 |
| SMILEFITZ 2036565 · TMA1144639 · design | 2216212 ALBERTA LTD. | 5 Pharmaceuticals9 Electronics | Registered | 2022 |
| Smilebrite 2016090 · TMA1136400 | PhotoDynamic Incorporated | 3 Cosmetics5 Pharmaceuticals10 Medical+1 | Registered | 2022 |