| CONTAINERWERK 1845375 · TMA1048585 | Containerwerk eins GmbH | 6 Metal36 Finance42 Science | Registered | 2019 |
| CONTAINERWEST 1209979 · TMA654922 | ContainerWest Manufacturing Ltd. | 6 Metal | Registered | 2005 |
| CONTAINERWEST 1209673 · TMA655270 | ContainerWest Manufacturing Ltd. | 35 Advertising39 Transport | Registered | 2005 |
| ContainerMart 2294253 | 7811420 Canada Ltd | 35 Advertising | Pending | 2023 |
| CONTEMPRO 1799416 · TMA1007368 | Everki International Co. Ltd. | 9 Electronics18 Leather | Registered | 2018 |
| CONTAINEASY 1786225 · TMA984768 | an individual | 6 Metal16 Paper17 Rubber+3 | Registered | 2017 |
| CONTAINEX 1686182 · TMA1040384 | Owner not shown | 6 Metal19 Building36 Finance+3 | Registered | 2019 |
| ContainAire 1560557 · TMA862246 | Tate Access Floors, Inc. | 19 Building20 Furniture | Registered | 2013 |
| CO2ntainer 2231848 | Carbon8 Systems Ltd | 1 Chemicals11 Lighting19 Building+4 | Pending | 2022 |
| CONTINO 2138011 · TMA1218187 · design | an individual | 33 Wine | Registered | 2024 |
| CONTINULUS 2028062 · TMA1138606 | Continulus | 38 Telecommunications41 Education42 Science | Registered | 2022 |
| CONTINENTAL 1953962 · TMA1139956 | JANOME SEWING MACHINE COMPANY LIMITED | 7 Machines | Registered | 2022 |
| CONTINUUS 1919029 · TMA1095398 | Continuus Materials Intellectual Property, LLC | 40 Treatment | Registered | 2021 |
| CONTINO 1806548 · TMA991949 | Life360 Innovations Inc. | 10 Medical | Registered | 2018 |
| CONTINENTAL 1752394 · TMA951475 | WOLF STEEL GROUP INC. | 11 Lighting | Registered | 2016 |
| CONTINENTAL 1752393 · TMA951486 · design | WOLF STEEL GROUP INC. | 11 Lighting | Registered | 2016 |
| CONTINENTAL 1720463 · TMA933725 | FORD MOTOR COMPANY | 12 Vehicles | Registered | 2016 |
| CONTINENTAL 1656015 · TMA1025556 | CONTINENTAL BUILDING PRODUCTS CANADA INC. | 17 Rubber19 Building | Registered | 2019 |
| CONTEMPO 1636958 · TMA912111 | Owner not shown | 6 Metal | Registered | 2015 |
| CONTINENTAL 1631213 · TMA1045828 · design | CONTINENTAL REIFEN DEUTSCHLAND GMBH | 1 Chemicals2 Paints3 Cosmetics+19 | Registered | 2019 |
| CONTEMPRA 1554189 · TMA904465 · design | Portland Cement Association | 19 Building | Registered | 2015 |
| CONTEMPRA 1554188 · TMA904468 | Portland Cement Association | 19 Building | Registered | 2015 |
| CONTEMPRA 1547861 · TMA838350 · design | Portland Cement Association | 35 Advertising | Registered | 2012 |
| CONTEMPRA 1531862 · TMA880133 | Portland Cement Association | 35 Advertising | Registered | 2014 |
| CONTEMPO 1439545 · TMA824218 | MEYER MANUFACTURING COMPANY LIMITED | 21 Housewares | Registered | 2012 |