| COMPONENT 0813260 · TMA480691 | Elanco US Inc. | 5 Pharmaceuticals | Registered | 1997 |
| COMPONET 1966014 | ODVA, Inc. | 9 Electronics41 Education | Pending | 2019 |
| compont 1700342 · TMA958759 · design | an individual | 1 Chemicals5 Pharmaceuticals10 Medical+1 | Registered | 2016 |
| COMPONEER 1514166 · TMA835558 | Owner not shown | 5 Pharmaceuticals10 Medical | Registered | 2012 |
| ComfyNest 2240235 · TMA1259998 | an individual | 20 Furniture | Registered | 2024 |
| Companero 2016564 · TMA1159874 | NORAC CONCEPTS, INC. | 1 Chemicals | Registered | 2023 |
| companeer 2000658 · TMA1219580 | Companeer GmbH | 35 Advertising37 Construction41 Education+2 | Registered | 2024 |
| Comfneat 1953262 · TMA1278115 | Xiamen Eastal Import & Export Co. Ltd. | 24 Textiles25 Clothing35 Advertising | Registered | 2024 |
| COMPANTA 1620721 · TMA892961 | MACDONALD & MUIR LIMITED | 33 Wine | Registered | 2014 |
| COMPOUND 1537061 · TMA910833 | Zumiez Services Inc. a Washington corporation | 28 Toys | Registered | 2015 |
| CO2MPENSATE 1468318 · TMA847668 · design | ARKTIK GmbH | 9 Electronics35 Advertising36 Finance+1 | Registered | 2013 |
| COMPUMEDICS 0845621 · TMA547185 | COMPUMEDICS HOLDINGS PTY. LTD. | 1 Chemicals5 Pharmaceuticals7 Machines+2 | Registered | 2001 |
| COMPENSATOR 0766497 · TMA473734 | HANOVER ARCHITECTURAL PRODUCTS BUSINESS TRUST, A PENNSYLVANIA CORPORATION | 20 Furniture | Registered | 1997 |
| COMPMETRICA 2330845 · TMA1269105 · design | COMPMETRICA INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 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 |
| 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 |