| SECURIZONE 1498372 · TMA834575 | BANQUE NATIONALE DU CANADA, UNE CORPORATION LÉGALEMENT CONSTITUÉE | 45 Legal | Registered | 2012 |
| Securicare 1467939 · TMA781519 | Westguard Security Services (1986) Inc. | 45 Legal | Registered | 2010 |
| SECURICOR 1055621 · TMA562712 | Group 4 Securicor plc | 35 Advertising36 Finance37 Construction+8 | Registered | 2002 |
| SECURICOR 0490855 · TMA484019 | Group 4 Securicor plc | 6 Metal9 Electronics12 Vehicles+1 | Registered | 1997 |
| SECURIGLOBE 2105474 · TMA1210718 · design | Sécuriglobe Inc. | 36 Finance | Registered | 2023 |
| SÉCURIGLOBE 1432102 · TMA771802 | Sécuriglobe Inc. | 36 Finance | Registered | 2010 |
| SECURIGLOBE 2362738 · design | Sécuriglobe Inc. | 35 Advertising36 Finance | Pending | 2024 |
| SECURECOIN 1820567 · TMA1032280 | MAGIKIST LTD. | 9 Electronics | Registered | 2019 |
| SecureCare 1730355 · TMA1007514 | STERIS Corporation | 37 Construction | Registered | 2018 |
| SECURECONX 1703486 · TMA924483 · design | Globe Union Industrial Corp. | 11 Lighting20 Furniture21 Housewares | Registered | 2015 |
| SecureCare 1646431 · TMA891569 | an individual | 36 Finance | Registered | 2014 |
| SECURICAN 0784547 · TMA458703 | Corporation Starfrit Inc. / Starfrit Corporation Inc. | 8 Hand | Registered | 1996 |
| SECURECARE 2023387 | EUROFASE INC. | 6 Metal10 Medical11 Lighting+1 | Pending | 2020 |
| SECURECHOICE 2106598 · TMA1282430 · design | an individual | 9 Electronics37 Construction45 Legal | Registered | 2025 |
| SÉCURIGROUPE 1078547 · TMA570099 | SÉCURIGROUPE INC. | 36 Finance | Registered | 2002 |
| SECURISENSE 1844601 · TMA1047223 | 3SI Security Systems, Inc. | 9 Electronics | Registered | 2019 |
| SECURESTORE 1450662 · TMA823826 | 1124965 Ontario Limited | 6 Metal | Registered | 2012 |
| SÉCURISOINS 0871661 · TMA508313 | SÉCURIGROUPE INC. | 36 Finance | Registered | 1999 |
| SECURECONNECT 2012343 | Graco Children's Products Inc. | 18 Leather | Pending | 2020 |
| SECURISEA 2141278 · TMA1207496 | SECURISEA, INC. | 9 Electronics42 Science | Registered | 2023 |
| SECURIIX 2135869 · TMA1197032 | 2325887 Ontario Inc. | 42 Science | Registered | 2023 |
| SECURAZE 2060837 · TMA1218964 | Securaze GmbH | 9 Electronics35 Advertising42 Science | Registered | 2024 |
| SECURESALE 1975728 · TMA1283689 | CarGurus, Inc. | 36 Finance42 Science | Registered | 2025 |
| SECURIIX 1769748 · TMA1005117 · design | 2325887 Ontario Inc. | 35 Advertising42 Science45 Legal | Registered | 2018 |
| SecurOS 1769496 · TMA1008572 | Intelligent Security Systems Corporation (a Delaware corporation) | 9 Electronics | Registered | 2018 |