| SIGNET 2225929 · TMA1247092 | MACDONALD & MUIR LIMITED | 33 Wine | Registered | 2024 |
| SIGNET 1923171 · TMA1140833 | Signotam, LLC | 36 Finance38 Telecommunications | Registered | 2022 |
| SIGNET 1917897 · TMA1095566 | Cintas Holdings, LLC | 3 Cosmetics5 Pharmaceuticals | Registered | 2021 |
| SIGNET 1410053 · TMA776948 | ONWARD MULTI-CORP. INC. | 11 Lighting | Registered | 2010 |
| SIGNET 1289804 · TMA761133 | ThyssenKrupp Access Corp. | 7 Machines | Registered | 2010 |
| SIGNET 0741378 · TMA484999 | Veritiv Operating Company | 16 Paper | Registered | 1997 |
| SIGNET 0717771 · TMA438072 · design | THE DEPARTMENT OF EXTERNAL AFFAIRS, INFORMATION SYSTEMS BUREAU | 42 Science | Registered | 1995 |
| SIGNET 0638387 · TMA374288 | Signet International Licensing Inc. | 8 Hand | Registered | 1990 |
| SIGNET 0606604 · TMA354999 | THE MANUFACTURERS LIFE INSURANCE COMPANY | 36 Finance | Registered | 1989 |
| SIGNET 0204210 · UCA34250 | Penguin Random House LLC | 16 Paper | Registered | 1949 |
| SIGNET 2287988 | Applied Materials, Inc. | 7 Machines | Pending | 2023 |
| signets 2325743 | Sleek Life Design LLC | 28 Toys | Pending | 2024 |
| SIGNAT 0372714 · TMA210446 | an individual | 18 Leather | Registered | 1975 |
| SWISHNET 1708154 · TMA985355 | Clicgear Industrial Design Ltd. | 28 Toys | Registered | 2017 |
| Sixmoat 2207872 · TMA1244089 | an individual | 9 Electronics | Registered | 2024 |
| Signite 2141315 · TMA1221323 | ACTEGA GmbH | 1 Chemicals2 Paints7 Machines+2 | Registered | 2024 |
| secunet 2035985 · TMA1189150 | Owner not shown | 9 Electronics38 Telecommunications42 Science | Registered | 2023 |
| SAGENET 1854218 · TMA1022836 | Sage Infrastructure Solutions Group Inc | 9 Electronics16 Paper35 Advertising+5 | Registered | 2019 |
| SECUNET 1701517 · TMA933427 | an individual | 9 Electronics12 Vehicles | Registered | 2016 |
| SIGNDER 1643041 · TMA916665 · design | Analystik Inc. | 9 Electronics35 Advertising42 Science | Registered | 2015 |
| SIGNITY 1021236 · TMA546070 | an individual | 14 Jewellery21 Housewares38 Telecommunications+1 | Registered | 2001 |
| SECUNET 0883722 · TMA556601 | an individual | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2002 |
| SICOMET 0716325 · TMA419661 | Henkel AG & Co. KGaA | 1 Chemicals16 Paper | Registered | 1993 |
| SIGUNIT 0277819 · TMA134909 | an individual | 1 Chemicals | Registered | 1964 |
| SASKNET 0907066 | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1995 |