| COMPACTROLL 2278558 | Braas GmbH | 6 Metal19 Building | Pending | 2023 |
| CompuCool 1774663 · TMA977565 | TECHNOLOGIES E4 INC. | 11 Lighting | Registered | 2017 |
| COMPACTOR 1739371 · TMA999054 · design | CIE EUROPE (Société par actions simplifiée) | 6 Metal9 Electronics14 Jewellery+3 | Registered | 2018 |
| COMPACTOR 1622005 · TMA900778 · design | CIE EUROPE (Société par actions simplifiée) | 16 Paper18 Leather20 Furniture | Registered | 2015 |
| COMPACTOR 1552149 · TMA868110 | CIE EUROPE (Société par actions simplifiée) | 16 Paper18 Leather20 Furniture | Registered | 2014 |
| COMPACTCEM 1505109 · TMA808116 | CIMENT QUEBEC INC. | 19 Building | Registered | 2011 |
| COMPACTCUBE 2153908 | 9378-9733 Québec inc. | 39 Transport | Pending | 2021 |
| COMPASSPOOLS 2008729 · TMA1134839 · design | Mewett Property Pty Limited | 11 Lighting19 Building37 Construction | Registered | 2022 |
| CompactSmoke 1820801 · TMA1140775 | Owner not shown | 9 Electronics11 Lighting37 Construction | Registered | 2022 |
| CompactCurve 1612976 · TMA892451 | an individual | 9 Electronics | Registered | 2014 |
| CompactMD 2156800 · TMA1207839 | an individual | 44 Medical | Registered | 2023 |
| CompactTube 2071712 · TMA1177248 | ROBERT BOSCH GMBH | 9 Electronics12 Vehicles | Registered | 2023 |
| CAMPACCIO 2059032 · TMA1144832 | an individual | 33 Wine | Registered | 2022 |
| COMPOSICOIL 1748451 · TMA1002342 | Owner not shown | 12 Vehicles | Registered | 2018 |
| Compactdry 1697839 · TMA936562 | NISSUI PHARMACEUTICAL CO. LTD. | 5 Pharmaceuticals | Registered | 2016 |
| COMPACTIUM 1666737 · TMA900566 | manuflow inc. | 11 Lighting | Registered | 2015 |
| COMPACTMAG 1657622 · TMA957784 | an individual | 6 Metal | Registered | 2016 |
| COMPACT 1584456 · TMA891886 | GPCP IP Holdings LLC | 21 Housewares | Registered | 2014 |
| COMPACT 1521462 · TMA843528 | GPCP IP Holdings LLC | 16 Paper | Registered | 2013 |
| COMPACTPREP 1280762 · TMA717179 | QIAGEN GMBH | 1 Chemicals5 Pharmaceuticals9 Electronics | Registered | 2008 |
| COMPACTLINE 1114921 · TMA641907 | an individual | 9 Electronics | Registered | 2005 |
| COMPACTS 1090279 · TMA581379 | GROUPE INTERNATIONAL TRAVELWAY INC./TRAVELWAY GROUP INTERNATIONAL INC. | 18 Leather | Registered | 2003 |
| COMPACT 1064577 · TMA589767 | ITT Manufacturing Enterprises LLC | 7 Machines | Registered | 2003 |
| COMPACTA 0742649 · TMA469099 | Ergotron, Inc. | 17 Rubber20 Furniture | Registered | 1997 |
| COMPACT 0734734 · TMA460414 | Hoffman Enclosures Inc., dba Pentair Technical Products, (a Minnesota corporation) | 9 Electronics | Registered | 1996 |