| CREDIFI 1772514 · TMA1008334 | Credifi Corp. | 9 Electronics36 Finance | Registered | 2018 |
| Credifix 1550115 · TMA846735 | Credifix Inc. | 36 Finance | Registered | 2013 |
| CRÉDIFLEX 0597881 · TMA347602 | ROYAL BANK OF CANADA | 36 Finance | Registered | 1988 |
| CREDIBLE 2068704 · TMA1173465 | CREDIBLE HOSPITALITY CORP. | 20 Furniture24 Textiles40 Treatment+1 | Registered | 2023 |
| CERTIFIED 1761244 · TMA1016538 · design | Canadian Tire Corporation, Limited | 4 Oils6 Metal7 Machines+7 | Registered | 2019 |
| CERTIFIED 1761243 · TMA1016537 · design | Canadian Tire Corporation, Limited | 4 Oils6 Metal7 Machines+7 | Registered | 2019 |
| CERTIFIED 1501625 · TMA827312 · design | Canadian Tire Corporation, Limited | 7 Machines9 Electronics12 Vehicles | Registered | 2012 |
| CERTIFIED 1088969 · TMA597358 · design | Canadian Tire Corporation, Limited | 4 Oils7 Machines8 Hand+4 | Registered | 2003 |
| CERTIFI3D 1531545 · TMA861531 · design | an individual | 9 Electronics28 Toys41 Education | Registered | 2013 |
| CERTIFI3D 1529623 · TMA861024 | an individual | 9 Electronics28 Toys41 Education | Registered | 2013 |
| CERTIFIND 2342125 | Certifind Group Inc. | 35 Advertising | Pending | 2024 |
| CREDBIKE 2302712 · design | Hangzhou Lantu Technology Co. Ltd. | 12 Vehicles | Pending | 2023 |
| CREDIVERA 2235109 | Terrahub Technologies Inc. | 9 Electronics35 Advertising42 Science | Pending | 2023 |
| CARDIOVIBE 2250983 · TMA1271326 | Cidemed Limited | 5 Pharmaceuticals | Registered | 2024 |
| CRATVZ 2247977 · TMA1267236 | an individual | 21 Housewares | Registered | 2024 |
| CREATIVEANS 2219221 · TMA1252452 · design | CREATIVEANS PTE. LTD. | 35 Advertising41 Education42 Science | Registered | 2024 |
| CharityBear 2205550 · TMA1240197 | CharityBear | 5 Pharmaceuticals | Registered | 2024 |
| CHARTHOP 2189241 · TMA1271149 | ChartHop, Inc. | 9 Electronics42 Science | Registered | 2024 |
| CRYOADVANCED 2180271 · TMA1235844 | Conair LLC | 21 Housewares | Registered | 2024 |
| Chardfun 2170635 · TMA1225293 | an individual | 28 Toys | Registered | 2024 |
| CARDBILLER 2160848 · TMA1218519 | Cardbiller Corporation | 9 Electronics36 Finance38 Telecommunications+2 | Registered | 2024 |
| CARATFILL 2146883 · TMA1204089 · design | an individual | 3 Cosmetics5 Pharmaceuticals10 Medical+1 | Registered | 2023 |
| CERTIPOL 2135369 · TMA1177934 | Kensing, LLC | 1 Chemicals | Registered | 2023 |
| CARDIOPHENOMICS 2122038 · TMA1185386 | N. Singh Medicine Professional Corporation | 42 Science44 Medical | Registered | 2023 |
| CREATEBOT 2111029 · TMA1179332 · design | NINGBO CREATEBOT TECHNOLOGY CO.LTD | 7 Machines17 Rubber | Registered | 2023 |