| CoviSafe 2049944 · TMA1194527 | Orpheus Medica Inc. | 10 Medical | Registered | 2023 |
| CAPSAVE 1943105 · TMA1182248 | CM Technologies, Inc. | 9 Electronics | Registered | 2023 |
| CHIPSAFE 1735440 · TMA977460 | Alamo Group Inc. | 9 Electronics | Registered | 2017 |
| CAVAGAVE 2243883 · TMA1263127 · design | Owner not listed | 33 Wine | Registered | 2024 |
| CFGYOBZ 2215897 · TMA1248268 | Mianyang Yuanchuan Technology Co., Ltd. | 9 Electronics | Registered | 2024 |
| CubicPV 2163970 · TMA1278760 | CubicPV Inc. | 1 Chemicals9 Electronics42 Science | Registered | 2024 |
| CAFESCAPES 2139781 · TMA1228839 | PLR Worldwide Sales Limited | 9 Electronics41 Education | Registered | 2024 |
| CBGF 1963583 · TMA1136075 · design | Canadian Business Growth Fund LP | 35 Advertising36 Finance | Registered | 2022 |
| CubicSpace 1920747 · TMA1101865 | CubicSpace Technologies Inc. | 9 Electronics | Registered | 2021 |
| CUPSPEAK 1891109 · TMA1086453 · design | SHENZHEN YINIANHUA TECHNOLOGY CO. LIMITED | 25 Clothing | Registered | 2020 |
| COFFEESHOPPE 1863153 · TMA1024190 | an individual | 25 Clothing | Registered | 2019 |
| CFEXPRESS 1852840 · TMA1060035 | CompactFlash Association, a California corporation | 9 Electronics | Registered | 2019 |
| CEFASEPTIN 1836994 · TMA1012974 | an individual | 5 Pharmaceuticals | Registered | 2019 |
| CUBICFARM 1813802 · TMA1084828 | CUBICFARM SYSTEMS CORP. | 7 Machines21 Housewares31 Fresh+2 | Registered | 2020 |
| COPACABANA 1796089 · TMA987597 | 2756858 Ontario Inc. | 41 Education43 Restaurants | Registered | 2018 |
| CUFEZBA 1771970 · TMA1049393 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2019 |
| CBGB 1761569 · TMA1030036 | 315 Bowery Holdings, LLC | 9 Electronics14 Jewellery18 Leather+3 | Registered | 2019 |
| CABEXPERT 1735092 · TMA1040843 | Desmarais & Gagné Inc. | 6 Metal7 Machines17 Rubber+2 | Registered | 2019 |
| CIVICWEB 1701185 · TMA944323 | DILIGENT CANADA INC. | 5 Pharmaceuticals6 Metal9 Electronics+12 | Registered | 2016 |
| CUBICFUN 1632886 · TMA900255 · design | Shantou CubicFun Toys Industrial Co. Ltd. | 16 Paper28 Toys | Registered | 2015 |
| CPSP 1583666 · TMA897081 | Owner not shown | 1 Chemicals5 Pharmaceuticals31 Fresh | Registered | 2015 |
| CAPSUBLEND 1521935 · TMA837324 | MEDISCA PHARMACEUTIQUE INC. | 1 Chemicals4 Oils5 Pharmaceuticals | Registered | 2012 |
| CofiCofi 1467222 · TMA836774 | Transcor International, Inc. a Florida corporation. | 30 Coffee | Registered | 2012 |
| CHIPCAP 1404381 · TMA800091 | AMPHENOL CORPORATION | 9 Electronics | Registered | 2011 |
| COPESEPB 1385904 · TMA769002 · design | Owner not shown | 9 Electronics14 Jewellery16 Paper+9 | Registered | 2010 |