| COMPOSTEX 0780658 · TMA457156 | TEXEL TECHNICAL MATERIALS, INC. / TEXEL MATERIAUX TECHNIQUES INC. | 19 Building | Registered | 1996 |
| COMPACTPREP 1280762 · TMA717179 | QIAGEN GMBH | 1 Chemicals5 Pharmaceuticals9 Electronics | Registered | 2008 |
| COMPOSITEK 2065088 · TMA1133429 | an individual | 19 Building | Registered | 2022 |
| COMPACTCEM 1505109 · TMA808116 | CIMENT QUEBEC INC. | 19 Building | Registered | 2011 |
| COMPOST 2208633 · TMA1225514 | Eco Tan Pty Ltd | 3 Cosmetics | Registered | 2024 |
| CompactMD 2156800 · TMA1207839 | an individual | 44 Medical | Registered | 2023 |
| COMPASS 2156252 · TMA1207802 | Stoneage, Inc. | 7 Machines | Registered | 2023 |
| COMPASS 2046684 · TMA1141373 · design | American Society for Testing and Materials | 41 Education42 Science | Registered | 2022 |
| COMPOSTIC 2012713 · TMA1129212 | COMPOSTIC LIMITED | 16 Paper | Registered | 2022 |
| COMPASS 1900867 · TMA1112795 · design | Boehringer Ingelheim Vetmedica GmbH | 9 Electronics35 Advertising44 Medical | Registered | 2021 |
| COMPASS 1860706 · TMA1081397 · design | The Procter & Gamble Company | 41 Education | Registered | 2020 |
| COMPOSE 1849646 · TMA1060535 | Masterchem Industries LLC | 2 Paints | Registered | 2019 |
| COMPACTOR 1739371 · TMA999054 · design | CIE EUROPE (Société par actions simplifiée) | 6 Metal9 Electronics14 Jewellery+3 | Registered | 2018 |
| COMPOSED 1705798 · TMA984843 | KOHLER CO. | 6 Metal11 Lighting21 Housewares | Registered | 2017 |
| COMPASS 1670856 · TMA982364 | Ag Growth International Inc. | 9 Electronics | Registered | 2017 |
| COMPUSTAR 1650524 · TMA932186 | Firstech, LLC | 9 Electronics | Registered | 2016 |
| COMPACTOR 1622005 · TMA900778 · design | CIE EUROPE (Société par actions simplifiée) | 16 Paper18 Leather20 Furniture | Registered | 2015 |
| COMPACT 1584456 · TMA891886 | GPCP IP Holdings LLC | 21 Housewares | Registered | 2014 |
| COMPOSER 1567374 · TMA853037 | JAMF Software, LLC | 9 Electronics | Registered | 2013 |
| COMPOSER 1567372 · TMA871141 · design | JAMF Software, LLC | 9 Electronics | Registered | 2014 |
| COMPACTOR 1552149 · TMA868110 | CIE EUROPE (Société par actions simplifiée) | 16 Paper18 Leather20 Furniture | Registered | 2014 |
| COMPAS 1532024 · TMA825545 · design | Compas Inc. | 16 Paper35 Advertising42 Science | Registered | 2012 |
| COMPAS 1532023 · TMA825546 · design | Compas Inc. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2012 |
| COMBOSTOP 1529809 · TMA842349 | an individual | 5 Pharmaceuticals | Registered | 2013 |
| COMPACT 1521462 · TMA843528 | GPCP IP Holdings LLC | 16 Paper | Registered | 2013 |