| COMPMETRICA 2330845 · TMA1269105 · design | COMPMETRICA INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| Compamatic 1900327 · TMA1089431 | Wacker Neuson Produktion GmbH & Co. KG | 7 Machines9 Electronics | Registered | 2020 |
| COMPMETRICA 1551774 · TMA859080 · design | COMPMETRICA INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2013 |
| COMPMETRICA 1313777 · TMA709088 | COMPMETRICA INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2008 |
| COMPAMED 0702835 · TMA412161 | MESSE DUSSELDORF GMBH | 35 Advertising41 Education | Registered | 1993 |
| COMPONENTS 1874987 · TMA1087085 | KOHLER CO. | 20 Furniture21 Housewares | Registered | 2020 |
| COMPENDIA 1831840 · TMA1012886 · design | an individual | 35 Advertising | Registered | 2019 |
| COMPIMIDE 1421380 · TMA852420 | Evonik Technochemie GmbH | 1 Chemicals | Registered | 2013 |
| CAMPANTICS 1389358 · TMA796141 | Campantics Corp. | 9 Electronics16 Paper28 Toys | Registered | 2011 |
| COMPENDIUM 1314906 · TMA754552 | MARK ANTHONY GROUP INC. | 33 Wine | Registered | 2009 |
| COMPUMARK 2326438 | Owner not listed | 9 Electronics35 Advertising41 Education+2 | Pending | 2024 |
| COMFYMOVE 2261010 · TMA1279542 | 1895968 Ontario Inc. | 39 Transport45 Legal | 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 |
| ComfyNest 2240235 · TMA1259998 | an individual | 20 Furniture | Registered | 2024 |
| COMPANACARES 2222541 · TMA1212591 · design | Manna Pro Products, LLC | 43 Restaurants44 Medical | Registered | 2023 |
| COMBINED 2208163 · TMA1241593 · design | COMBINED INSURANCE COMPANY OF AMERICA | 9 Electronics35 Advertising36 Finance+1 | Registered | 2024 |
| COMBINATOR 2195287 · TMA1206686 | ReelPlay Pty Ltd | 9 Electronics41 Education | Registered | 2023 |
| CAMBOND 2191716 · TMA1234736 · design | HIEYOUNG INTERNATIONAL (HONG KONG) LIMITED | 21 Housewares | Registered | 2024 |
| COMPANACARES 2188273 · TMA1252354 · design | Manna Pro Products, LLC | 41 Education | Registered | 2024 |
| COMBINE 2183064 · TMA1230411 | CENTURY GROUP LANDS CORPORATION | 43 Restaurants | Registered | 2024 |
| Confonze 2182593 · TMA1230335 | an individual | 25 Clothing | Registered | 2024 |
| COMPANACARES 2180677 · TMA1252327 | Manna Pro Products, LLC | 41 Education | Registered | 2024 |
| COMPANACARES 2177885 · TMA1211305 | Manna Pro Products, LLC | 43 Restaurants | Registered | 2023 |
| CHAMPIONX 2173001 · TMA1280647 · design | ChampionX LLC | 1 Chemicals7 Machines35 Advertising+3 | Registered | 2025 |