| CRACKERTOA 1858969 · TMA1064770 | Crackertoa Limited | 28 Toys | Registered | 2019 |
| CRACKERFULS 1513078 · TMA850534 | Intercontinental Great Brands LLC | 29 Meat | Registered | 2013 |
| CRACKWEAR 1718307 · TMA1052021 | G & M Renew-A-Krete Ltd. | 25 Clothing | Registered | 2019 |
| CROCKER 1140208 · TMA621760 | CROCKER MOTORCYCLE CO. INC. | 12 Vehicles25 Clothing | Registered | 2004 |
| CrackGuard 1034830 · TMA554947 | LEHIGH HANSON MATERIALS LIMITED | 19 Building | Registered | 2001 |
| CROCKER 2060024 · design | Guangzhou Yunduan Sharing Industrial Co. Ltd | 18 Leather25 Clothing | Pending | 2020 |
| CRUSHERMAPPER 1507109 · TMA854858 | an individual | 9 Electronics | Registered | 2013 |
| CURACORO 2314425 · TMA1278021 | 11177753 Canada Corporation | 3 Cosmetics35 Advertising | Registered | 2024 |
| CRAZYROPE 2252765 · TMA1271494 | Fantu Shengke (Changzhou) Sporting Goods Technology Co. Ltd. | 28 Toys | Registered | 2024 |
| CERACORE 2252741 · TMA1282983 | DREW BRADY & CO. LIMITED | 25 Clothing | Registered | 2025 |
| Cargair 2243498 · TMA1282941 | CARGAIR LTEE | 41 Education | Registered | 2025 |
| CHARZORG 2243160 · TMA1251619 | Owner not listed | 1 Chemicals | Registered | 2024 |
| CRESCERA 2227513 · TMA1252692 | BASF Agricultural Solutions Canola US LLC | 1 Chemicals31 Fresh | Registered | 2024 |
| CREGEAR 2216320 · TMA1249749 · design | Shenzhen omeida E-commerce Ltd. | 16 Paper | Registered | 2024 |
| CROSSERY 2213897 · TMA1244330 | Adventure & Tackle Outfitters LLC | 9 Electronics28 Toys | Registered | 2024 |
| Cyrusher 2179930 · TMA1230169 | Shenzhen Cyrusher Technology Co. Ltd. | 12 Vehicles | Registered | 2024 |
| CherryGrow 2169428 · TMA1214595 | TerraLink Horticulture Inc. | 1 Chemicals | Registered | 2023 |
| COURSER 2157412 · TMA1205405 | Courser International Limited | 25 Clothing | Registered | 2023 |
| CIRCORED 2156430 · TMA1241078 | an individual | 7 Machines11 Lighting40 Treatment+1 | Registered | 2024 |
| CHARGER 2133998 · TMA1175983 | an individual | 7 Machines | Registered | 2023 |
| Curecure 2131628 · TMA1193799 | Shenzhen Yiyouyi Tech. Co. Ltd. | 11 Lighting | Registered | 2023 |
| CERESER 2128068 · TMA1223680 | an individual | 19 Building | Registered | 2024 |
| CRUIZR 2126834 · TMA1233288 | Owner not shown | 10 Medical | Registered | 2024 |
| CROWSWORN 2110333 · TMA1179261 | Mongoose Rodeo Inc. | 9 Electronics | Registered | 2023 |
| CurisRx 2108889 · TMA1177765 | COSTELLO INVESTMENTS INC. | 35 Advertising44 Medical | Registered | 2023 |