| SiYPro 1767474 · TMA978371 | Evonik Operations GmbH | 1 Chemicals | Registered | 2017 |
| SIEPRO 1258843 · TMA717848 | Siemens Industry, Inc. (a Delaware corporation) | 9 Electronics35 Advertising36 Finance+3 | Registered | 2008 |
| SEFPRO 1124431 · TMA629901 | SOCIETE EUROPEENNE DES PRODUITS REFRACTAIRES | 1 Chemicals11 Lighting19 Building | Registered | 2005 |
| SOFORO 2125090 · TMA1225921 · design | SARAYA CO. LTD. | 1 Chemicals3 Cosmetics5 Pharmaceuticals | Registered | 2024 |
| SOYPRO 2022828 · TMA1115116 · design | ELEAD GLOBAL LIMITED | 5 Pharmaceuticals | Registered | 2021 |
| SAPRO 2014050 · TMA1198473 · design | Owner not shown | 3 Cosmetics5 Pharmaceuticals16 Paper | Registered | 2023 |
| SEPRO 1672429 · TMA926113 · design | an individual | 7 Machines9 Electronics | Registered | 2016 |
| SOPRO 1383224 · TMA775109 · design | Duckback Acquisition Corp. | 1 Chemicals2 Paints | Registered | 2010 |
| SUPRO 1254640 · TMA677046 | DAG Audio Group LLC | 9 Electronics15 Musical | Registered | 2006 |
| SUPRO 1254076 · TMA677047 | DAG Audio Group LLC | 15 Musical | Registered | 2006 |
| SOPRO 1174977 · TMA622067 | Owner not shown | 10 Medical | Registered | 2004 |
| SEPRO 1143107 · TMA596740 | Petro-Canada Lubricants Inc. | 4 Oils | Registered | 2003 |
| SAFIRO 0858910 · TMA505530 | MOVADO WATCH COMPANY S.A. | 14 Jewellery | Registered | 1998 |
| SHOPRO 0779825 · TMA492515 | HOLLAND IMPORTS INC. | 8 Hand9 Electronics | Registered | 1998 |
| SUPRO 0613066 · TMA364870 | SOLAE, LLC | 29 Meat | Registered | 1990 |
| SEAPRO 0540264 · TMA313734 · design | EASTERN SEA PRODUCTS LTD. | 29 Meat | Registered | 1986 |
| SOPRO 2314642 | THE SOUTHERN PROPER COMPANY, LLC | 25 Clothing | Pending | 2024 |
| SOFERO 2253460 | Owner not shown | 1 Chemicals5 Pharmaceuticals | Pending | 2023 |
| SFERO 2214404 | CHECKPOINT SYSTEMS, INC. | 9 Electronics | Pending | 2022 |
| SUPRO 2104001 | DAG Audio LLC | 25 Clothing | Pending | 2021 |
| SCUFFpro 2142285 | Cortech Quality Presentation Products, Inc. | 17 Rubber | Pending | 2021 |
| SAIBORO 2162870 · TMA1212355 · design | Guangzhou Saiboro Electronic Tech Co.LTD. | 9 Electronics | Registered | 2023 |
| SAPPORO 1777643 · TMA1037002 · design | Sapporo Holdings Limited | 31 Fresh | Registered | 2019 |
| SAPPORO 1560548 · TMA843828 · design | Sapporo Holdings Kabushiki Kaisha, also trading as Sapporo Holdings Limited | 32 Beer | Registered | 2013 |
| SAFFIRO 1520895 · TMA886747 · design | Katana Racing, Inc. | 12 Vehicles | Registered | 2014 |