| CONCRETE 1187238 · TMA662827 | Owner not shown | 3 Cosmetics | Registered | 2006 |
| CONCIERE 1984266 · TMA1229826 | LeVecke Corporation | 33 Wine | Registered | 2024 |
| CONCREFY 1943461 · TMA1175428 · design | an individual | 35 Advertising37 Construction40 Treatment+1 | Registered | 2023 |
| concreate 1768093 · TMA1082703 | New Spirit China Ltd. | 19 Building20 Furniture | Registered | 2020 |
| CONCREATE 1267315 · TMA689541 | LEHIGH HANSON MATERIALS LIMITED | 19 Building | Registered | 2007 |
| CANCRETE 1067805 · TMA562726 | Advanced Agri-Direct Inc. | 21 Housewares | Registered | 2002 |
| CONCRETA 0780957 · TMA458630 | an individual | 3 Cosmetics | Registered | 1996 |
| CONCREA 2155081 | CONCRÉA INC. | 35 Advertising36 Finance37 Construction+1 | Pending | 2021 |
| CONCRETEMAX 2181300 | Concretemax Ontario Ltd. | 37 Construction | Pending | 2022 |
| CONCRETEVILLE 2305182 | Robonomist Inc. | 37 Construction | Pending | 2024 |
| CONGRUENCE 2297734 | Owner not listed | 5 Pharmaceuticals42 Science44 Medical | Pending | 2023 |
| CONCIERGEKEY 1853476 · TMA1100594 | AMERICAN AIRLINES, INC. | 35 Advertising39 Transport45 Legal | Registered | 2021 |
| COMECER 2049325 · TMA1187081 · design | an individual | 7 Machines9 Electronics10 Medical+2 | Registered | 2023 |
| CONCIERGE 2009457 · TMA1191420 | Expensify, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2023 |
| CONCERTO 1950251 · TMA1090570 | Power Management Holdings (U.S.), Inc. | 9 Electronics39 Transport40 Treatment+1 | Registered | 2020 |
| CONCERTO 1857496 · TMA1018195 | Flextherm Inc. | 9 Electronics | Registered | 2019 |
| CONCERA 1845335 · TMA1021924 | GCP Applied Technologies Inc. | 1 Chemicals | Registered | 2019 |
| CONCIERGE 1842002 · TMA1127867 | Lyft, Inc. | 9 Electronics | Registered | 2022 |
| Concerto 1821158 · TMA995543 | Owner not shown | 14 Jewellery | Registered | 2018 |
| CONCORE 1803466 · TMA1024757 · design | Concore Inc. | 35 Advertising37 Construction42 Science | Registered | 2019 |
| CONCERT 1800731 · TMA1117877 | Vox Media, LLC | 35 Advertising | Registered | 2022 |
| CONCERT 1775205 · TMA982044 · design | Concert Properties Ltd. | 35 Advertising36 Finance37 Construction | Registered | 2017 |
| CONCORDE 1756306 · TMA975016 · design | Concorde Battery Corporation | 9 Electronics | Registered | 2017 |
| CONCORDE 1756305 · TMA975015 | Concorde Battery Corporation | 9 Electronics | Registered | 2017 |
| CONCERT 1690658 · TMA1015222 | INTERNATIONAL BUSINESS MACHINES CORPORATION | 9 Electronics42 Science | Registered | 2019 |