| STOCOLOR 1776947 · TMA988081 | STO SE & CO. KGAA, a limited partnership of Germany | 2 Paints | Registered | 2018 |
| STOCOLOR 0734732 · TMA433188 | STO SE & Co. KGaA | 2 Paints | Registered | 1994 |
| SEWTACULAR 2272142 | an individual | 26 Sewing | Pending | 2023 |
| STACOOL 1754054 · TMA954044 | CFR Chemicals Inc. | 1 Chemicals | Registered | 2016 |
| STACOOL 1420933 · TMA774076 | CFR Chemicals Inc. | 1 Chemicals | Registered | 2010 |
| STACOOLER 1114517 · TMA620938 | ACUSHNET COMPANY (Delaware Corporation) | 28 Toys | Registered | 2004 |
| Stacool 2349385 | HUIZHOU MINHONG BUILDING MATERIALS CO. LTD | 12 Vehicles | Pending | 2024 |
| STICKLER 2255534 · TMA1284686 | ZGM Drinks Inc. | 32 Beer33 Wine | Registered | 2025 |
| stacalua 2250941 · TMA1270066 | Owner not listed | 25 Clothing | Registered | 2024 |
| STACLEAR 1954980 · TMA1257257 | CFR Chemicals Inc. | 3 Cosmetics | Registered | 2024 |
| STAYCOOL+ 1920323 · TMA1105378 | JOCKEY INTERNATIONAL, INC. | 25 Clothing | Registered | 2021 |
| SEDACALM 1877204 · TMA1076922 | Owner not shown | 3 Cosmetics | Registered | 2020 |
| STACKLAB 1756927 · TMA1010717 | StackLab Inc. | 6 Metal9 Electronics11 Lighting+7 | Registered | 2018 |
| STASOLV 1754064 · TMA954048 | CFR Chemicals Inc. | 1 Chemicals | Registered | 2016 |
| STAKLOC 1250533 · TMA655361 | Mitten Inc. | 19 Building | Registered | 2005 |
| STAYCOOL 2029086 | SEALY CANADA LTD./LTEE. | 20 Furniture | Pending | 2020 |
| STAKOOL 1975507 | HomTex, Inc. | 20 Furniture24 Textiles25 Clothing | Pending | 2019 |
| STAYSHIELD 2250614 · TMA1231832 | Owner not listed | 9 Electronics36 Finance42 Science | Registered | 2024 |
| STICKYLAB 2215410 · TMA1240377 | an individual | 3 Cosmetics16 Paper26 Sewing | Registered | 2024 |
| SetSail 2207640 · TMA1240366 | an individual | 21 Housewares | Registered | 2024 |
| STICKALOTS 2189767 · TMA1222455 | HASBRO, INC. | 28 Toys | Registered | 2024 |
| SwitchLink 2185081 · TMA1278889 | Eizo Corporation | 9 Electronics | Registered | 2024 |
| STASSKOL 2128354 · TMA1226850 · design | STASSKOL GmbH | 7 Machines17 Rubber37 Construction+1 | Registered | 2024 |
| STOCKHOLM3 2126375 · TMA1223676 | Owner not shown | 5 Pharmaceuticals9 Electronics10 Medical+2 | Registered | 2024 |
| STOGGLES 2091146 · TMA1282400 | STOGGLES INC. | 9 Electronics | Registered | 2025 |