| Casabé 2019039 · TMA1223502 | an individual | 3 Cosmetics35 Advertising | Registered | 2024 |
| CUSAP 2224321 | Canada-Ukraine Foundation | 35 Advertising36 Finance41 Education+1 | Pending | 2022 |
| CASEVUE 2116480 · TMA1161580 | InterMetro Industries Corporation | 12 Vehicles | Registered | 2023 |
| CASSAVA 1750212 · TMA1035859 | Cassava Connect Limited, a Mauritian company | 9 Electronics36 Finance38 Telecommunications | Registered | 2019 |
| CAUSEVIEW 1527642 · TMA840430 | Breakeven Inc. | 42 Science | Registered | 2013 |
| Cisvio 2252767 · TMA1272868 | an individual | 22 Ropes | Registered | 2024 |
| CHACEEF 2223398 · TMA1249961 · design | Guangdong Dingxian Technology Co., Ltd. | 11 Lighting | Registered | 2024 |
| CUCF 2199257 · TMA1222524 | Cutera, Inc. | 41 Education | Registered | 2024 |
| COOKSAFE 2176702 · TMA1228929 | FireRein Inc. | 1 Chemicals | Registered | 2024 |
| CASGEVY 2153082 · TMA1191062 | Vertex Pharmaceuticals Incorporated | 5 Pharmaceuticals | Registered | 2023 |
| cykapu 2150097 · TMA1206241 | Shenzhen Chaoyuechen International Electronic Trading Co. Ltd. | 9 Electronics | Registered | 2023 |
| Cosybay 2145248 · TMA1201726 | Hangzhou Jieaisen E-commerce Co. Ltd. | 24 Textiles | Registered | 2023 |
| Cakkop 2140442 · TMA1199134 | Shenzhen Fengtu Advertising Material Co. Ltd. | 11 Lighting | Registered | 2023 |
| CYSPO 2138247 · TMA1192911 · design | CYSPO TECHNOLOGY (SHEN ZHEN) CO. LTD. | 9 Electronics | Registered | 2023 |
| COCOPAY 2102936 · TMA1175011 | CONNECTIONPOINT SYSTEMS INC. | 36 Finance42 Science | Registered | 2023 |
| CHOCOBO 2090309 · TMA1154325 | Kabushiki Kaisha Square Enix (also trading as Square Enix Co. Ltd.) | 41 Education | Registered | 2022 |
| Casfuy 2062878 · TMA1155345 | an individual | 8 Hand | Registered | 2022 |
| CASAPPA 2061954 · TMA1174479 | an individual | 7 Machines37 Construction | Registered | 2023 |
| COOSPO 2040169 · TMA1142809 · design | Shenzhen CooSpo Tech Co. Ltd | 9 Electronics | Registered | 2022 |
| CASBIA 2019741 · TMA1147769 · design | an individual | 18 Leather25 Clothing35 Advertising | Registered | 2022 |
| CAZIVA 2009851 · TMA1126220 | Owner not shown | 5 Pharmaceuticals | Registered | 2022 |
| COZYUP 2002787 · TMA1164128 | Radio Systems Corporation | 20 Furniture24 Textiles | Registered | 2023 |
| CHECKUP 1973869 · TMA1240723 | Bluelight Analytics Inc. | 10 Medical | Registered | 2024 |
| COOKOOVAYA 1958233 · TMA1234127 | 4273290 CANADA INC. | 16 Paper29 Meat30 Coffee+3 | Registered | 2024 |
| COSBIO+ 1955046 · TMA1279729 | 2634484 Ontario Inc. | 5 Pharmaceuticals44 Medical | Registered | 2024 |