| SINGLE 1743539 · TMA1076916 · design | Single Temperiertechnik GmbH | 9 Electronics11 Lighting16 Paper | Registered | 2020 |
| SINGLE 1348228 · TMA718326 | BUNN-O-MATIC CORPORATION | 11 Lighting | Registered | 2008 |
| SINGLE J 0512190 · TMA312758 | Gyrus ACMI, Inc. | 10 Medical | Registered | 1986 |
| SINGLE CUT 1884911 · TMA1097724 | MANN PACKING CO. INC. | 31 Fresh | Registered | 2021 |
| SINGLE-LET 1355531 · TMA747592 | Owner not shown | 10 Medical | Registered | 2009 |
| SINGLE BEAN 2256875 · TMA1279217 | Single Bean Inc. | 43 Restaurants | Registered | 2024 |
| SINGLE FILM 1923973 · TMA1101311 · design | YU LIANG PHOTON TECHNOLOGY (GUANGZHOU) CO. LTD | 2 Paints3 Cosmetics11 Lighting+4 | Registered | 2021 |
| SINGLE STEP 1259578 · TMA770197 · design | Scientific Plastic Products, Inc. | 9 Electronics | Registered | 2010 |
| SINGLE SERV 0326841 · TMA175077 | W.T. LYNCH FOODS LTD. | 5 Pharmaceuticals30 Coffee | Registered | 1971 |
| SINGLE MALT 2294694 | Owner not listed | 3 Cosmetics | Pending | 2023 |
| SINGLE CITY 2230070 | A Thinking Ape Entertainment Ltd. | 9 Electronics16 Paper28 Toys+1 | Pending | 2022 |
| SINGLE TRACK 2037038 · TMA1164302 | Graystone Brewing Inc. | 32 Beer | Registered | 2023 |
| DUVEL SINGLE 1545098 · TMA852842 | DUVEL MOORTGAT a joint stock company | 32 Beer | Registered | 2013 |
| SUPER SINGLE 1098591 · TMA572932 | PRECISION DRILLING CORPORATION | 37 Construction | Registered | 2002 |
| SUPER SINGLE 0561388 · TMA330588 | S. J. ELECTRO SYSTEMS, INC. | 9 Electronics | Registered | 1987 |
| STILL SINGLE 2091451 | Owner not shown | 33 Wine | Pending | 2021 |
| SINGLE DIE HT 2035052 · TMA1175551 | AFL TELECOMMUNICATIONS LLC | 9 Electronics | Registered | 2023 |
| DAVE'S SINGLE 1763791 · TMA999214 | Quality Is Our Recipe, LLC | 30 Coffee | Registered | 2018 |
| SINGLE SOURCE 1583702 · TMA885728 | THE ORIGINAL SEABUCKTHORN COMPANY LTD. | 5 Pharmaceuticals9 Electronics16 Paper+4 | Registered | 2014 |
| Single Minded 1514627 · TMA844397 | an individual | 16 Paper | Registered | 2013 |
| SINGLE SOURCE 1164558 · TMA626219 | The Nielsen Company (US), LLC | 35 Advertising36 Finance37 Construction+4 | Registered | 2004 |
| SINGLE BARREL 0849725 · TMA554333 | William Grant & Sons Limited | 33 Wine | Registered | 2001 |
| Single Cellome 1950439 · TMA1264735 | YOKOGAWA ELECTRIC CORPORATION | 9 Electronics10 Medical42 Science | Registered | 2024 |
| GX SINGLE PASS 1437809 · TMA768508 | Enersul Limited Partnership | 7 Machines35 Advertising37 Construction+2 | Registered | 2010 |
| VITAVAX SINGLE 0543101 · TMA325152 | MAS Acquisitions AS Canada Inc. | 5 Pharmaceuticals | Registered | 1987 |