| CONES 1237093 · TMA673521 | an individual | 34 Tobacco | Registered | 2006 |
| CONZIE 2210789 · TMA1242970 | Dongguan Conzie Electronics Co., Ltd | 11 Lighting | Registered | 2024 |
| ConIX 2160128 · TMA1211070 | Conductive Energy Inc. | 1 Chemicals | Registered | 2023 |
| Comius 2155010 · TMA1217434 | an individual | 14 Jewellery16 Paper21 Housewares+1 | Registered | 2024 |
| CO2NNEX 2152873 · TMA1189919 · design | Mitsubishi Heavy Industries, Ltd. | 42 Science | Registered | 2023 |
| CONNEX 2083920 · TMA1220284 · design | an individual | 6 Metal7 Machines | Registered | 2024 |
| CONNEX 2078985 · TMA1171141 · design | Greenphire, LLC | 39 Transport | Registered | 2023 |
| CONNEX 2041484 · TMA1169591 | Greenphire, LLC | 39 Transport | Registered | 2023 |
| CANIS 2028506 · TMA1193220 | AS America, Inc. | 11 Lighting | Registered | 2023 |
| CONNEX 1918856 · TMA1114463 | Hendrickson USA, L.L.C. a Delaware Limited Liability Company | 12 Vehicles | Registered | 2021 |
| CONNEC 1889402 · TMA1074412 | 9001-6262 Québec inc. | 9 Electronics18 Leather25 Clothing+1 | Registered | 2020 |
| CONNEX 1693462 · TMA943887 | Integrity Products & Supplies Inc. | 6 Metal17 Rubber20 Furniture | Registered | 2016 |
| CANES 1632450 · TMA940608 · design | HURRICANES HOCKEY LIMITED PARTNERSHIP | 14 Jewellery16 Paper18 Leather+6 | Registered | 2016 |
| CONNEX 1603089 · TMA920007 | GDC Group Limited | 9 Electronics | Registered | 2015 |
| CONEX 1554857 · TMA888137 | Conex Universal Limited | 6 Metal11 Lighting17 Rubber+2 | Registered | 2014 |
| CONNEX 1474942 · TMA838734 | DSI Industries Inc. | 20 Furniture | Registered | 2012 |
| CONICA 1435360 · TMA770957 | Construction Research & Technology GmbH | 1 Chemicals2 Paints | Registered | 2010 |
| CONNEC 1414686 · TMA763719 | AUTOMOTIVE DATA SOLUTIONS INC. | 9 Electronics12 Vehicles42 Science | Registered | 2010 |
| CONEQ 1404187 · TMA814775 · design | an individual | 9 Electronics | Registered | 2011 |
| CONEC 1400901 · TMA800798 | Airolift LLC | 7 Machines | Registered | 2011 |
| CONNEX 1384629 · TMA745321 | GEODynamics, Inc. | 7 Machines13 Firearms37 Construction+1 | Registered | 2009 |
| CONUS 1369714 · TMA776368 | Conet Industries Inc. | 7 Machines11 Lighting35 Advertising | Registered | 2010 |
| CONNEX 1322512 · TMA733024 | WELCH ALLYN, INC. | 9 Electronics | Registered | 2009 |
| CANICS 1147999 · TMA617709 | CANICS INC. | 35 Advertising42 Science | Registered | 2004 |
| CONEX 0873094 · TMA516832 | TOSHIBA TEC CANADA BUSINESS SOLUTIONS INC. | 35 Advertising37 Construction | Registered | 1999 |