| CAROLFLEX 2004566 · TMA1257496 | General Cable Technologies Corporation | 9 Electronics | Registered | 2024 |
| CARELFLEX 1308059 · TMA698743 · design | Owner not shown | 42 Science | Registered | 2007 |
| CurlBox 2081599 · TMA1166005 | an individual | 3 Cosmetics | Registered | 2023 |
| CURLFLOW 1253042 · TMA659642 | Moffat Pty Limited | 7 Machines | Registered | 2006 |
| CURRYLEAF 1322299 · TMA725170 · design | an individual | 29 Meat30 Coffee35 Advertising | Registered | 2008 |
| CURLYBLUE 2300998 | an individual | 3 Cosmetics9 Electronics14 Jewellery+12 | Pending | 2023 |
| Curlfriend 2248135 · TMA1267273 | an individual | 25 Clothing | Registered | 2024 |
| Coralov 2181235 · TMA1229524 | SHENZHEN ZHENZHI TECHNOLOGY CO.LTD. | 6 Metal | Registered | 2024 |
| Cerolopy 2083045 · TMA1180341 | Shenzhen Hequ Network Technology Co. Ltd. | 21 Housewares | Registered | 2023 |
| CryoLyoph 2052152 · TMA1163398 | GENIALIS | 3 Cosmetics5 Pharmaceuticals7 Machines | Registered | 2023 |
| Curlbiuty 2047481 · TMA1148018 | Shenzhen Yafei Electronic Commerce Co. LTD | 25 Clothing | Registered | 2022 |
| CERELIFT 2007065 · TMA1202303 | First Canadian Medical Science Inc. | 5 Pharmaceuticals | Registered | 2023 |
| CURLBAR 1995819 · TMA1102149 | Akiro LLC | 44 Medical | Registered | 2021 |
| CARELIFT 1991135 · TMA1253431 | Radio Systems Corporation | 10 Medical | Registered | 2024 |
| Corlfe 1989254 · TMA1142411 | Shenzhen Sangshen E-commerce Co. Ltd. | 11 Lighting | Registered | 2022 |
| CRYWOLF 1966961 · TMA1285158 | Crywolf Inc. | 4 Oils9 Electronics14 Jewellery+6 | Registered | 2025 |
| CURLFORMERS 1857516 · TMA1046609 | Hair Flair Limited | 26 Sewing | Registered | 2019 |
| CRLAB 1771405 · TMA964291 | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2017 |
| CARELIFE 1744957 · TMA973801 · design | an individual | 32 Beer | Registered | 2017 |
| CORELOFT 1711035 · TMA930573 | Amer Sports Canada Inc. dba Arc'teryx Equipment | 17 Rubber25 Clothing | Registered | 2016 |
| CURLIFIC 1638794 · TMA897361 | KAB Brands, LLC | 3 Cosmetics | Registered | 2015 |
| CoralPor 1601829 · TMA911797 | an individual | 1 Chemicals9 Electronics11 Lighting+1 | Registered | 2015 |
| CORLIVING 1594395 · TMA870766 | CORLIVING DISTRIBUTION LTD. | 6 Metal9 Electronics12 Vehicles+7 | Registered | 2014 |
| CHIRALFLASH 1476112 · TMA914981 | DAICEL CORPORATION | 9 Electronics | Registered | 2015 |
| CAREALIVE 1432660 · TMA821258 | The Caroline Cunningham Foundation For Epilepsy (a legal entity) | 14 Jewellery18 Leather25 Clothing+5 | Registered | 2012 |