| Comfneat 1953262 · TMA1278115 | Xiamen Eastal Import & Export Co. Ltd. | 24 Textiles25 Clothing35 Advertising | Registered | 2024 |
| COMPONENT 0813260 · TMA480691 | Elanco US Inc. | 5 Pharmaceuticals | Registered | 1997 |
| COMBYNE 2035789 | FarmLead Resources Ltd. | 9 Electronics35 Advertising36 Finance+2 | Pending | 2020 |
| COMPONET 1966014 | ODVA, Inc. | 9 Electronics41 Education | Pending | 2019 |
| COMPONENTS 1874987 · TMA1087085 | KOHLER CO. | 20 Furniture21 Housewares | Registered | 2020 |
| COMFYMOVE 2261010 · TMA1279542 | 1895968 Ontario Inc. | 39 Transport45 Legal | Registered | 2024 |
| COMBINED 2208163 · TMA1241593 · design | COMBINED INSURANCE COMPANY OF AMERICA | 9 Electronics35 Advertising36 Finance+1 | Registered | 2024 |
| COMBINE 2183064 · TMA1230411 | CENTURY GROUP LANDS CORPORATION | 43 Restaurants | Registered | 2024 |
| CONFUNIS 2116861 · TMA1183039 · design | an individual | 18 Leather21 Housewares25 Clothing | Registered | 2023 |
| Companero 2016564 · TMA1159874 | NORAC CONCEPTS, INC. | 1 Chemicals | Registered | 2023 |
| COMBINE 2008763 · TMA1160936 · design | LIDL STIFTUNG & CO. KG | 20 Furniture | Registered | 2023 |
| companeer 2000658 · TMA1219580 | Companeer GmbH | 35 Advertising37 Construction41 Education+2 | Registered | 2024 |
| COMFYANNA 1962407 · TMA1126767 · design | Owner not shown | 25 Clothing28 Toys | Registered | 2022 |
| compont 1700342 · TMA958759 · design | an individual | 1 Chemicals5 Pharmaceuticals10 Medical+1 | Registered | 2016 |
| COMPONEER 1514166 · TMA835558 | Owner not shown | 5 Pharmaceuticals10 Medical | Registered | 2012 |
| COMBINE 1460271 · TMA843425 | Under Armour, Inc. | 25 Clothing28 Toys | Registered | 2013 |
| CONFINE 1324133 · TMA744238 | Winfield Solutions, LLC | 5 Pharmaceuticals | Registered | 2009 |
| CombiNeo 2298856 | Owner not listed | 9 Electronics11 Lighting | Pending | 2023 |
| CombineMaster 1836799 · TMA1059133 | CONTINENTAL REIFEN DEUTSCHLAND GMBH | 12 Vehicles | Registered | 2019 |
| COMPMETRICA 2330845 · TMA1269105 · design | COMPMETRICA INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| COMPEONY 2257906 · TMA1276439 · design | Compeony BioTech Canada Ltd. | 3 Cosmetics29 Meat | Registered | 2024 |
| CHAMPION 2247872 · TMA1267220 | ABG-Champion LLC | 5 Pharmaceuticals | Registered | 2024 |
| COMPANACARES 2222541 · TMA1212591 · design | Manna Pro Products, LLC | 43 Restaurants44 Medical | Registered | 2023 |
| COMBINATOR 2195287 · TMA1206686 | ReelPlay Pty Ltd | 9 Electronics41 Education | Registered | 2023 |
| CAMBOND 2191716 · TMA1234736 · design | HIEYOUNG INTERNATIONAL (HONG KONG) LIMITED | 21 Housewares | Registered | 2024 |