| COMPUTESE 2294049 | Computese INC. | 42 Science | Pending | 2023 |
| COMPUTRACE 1615936 · TMA876512 | ABSOLUTE SOFTWARE CORPORATION | 9 Electronics16 Paper45 Legal | Registered | 2014 |
| COMPUTRACE 0760917 · TMA479016 | ABSOLUTE SOFTWARE CORPORATION | 9 Electronics42 Science | Registered | 1997 |
| COMPUTRON 1980661 · TMA1094757 | an individual | 14 Jewellery | Registered | 2021 |
| COMPUTECH 1416831 · TMA775002 · design | an individual | 35 Advertising37 Construction | Registered | 2010 |
| COMPUTING 1349445 · TMA769534 · design | PLATHOME KABUSHIKI KAISHA (also trading as PLAT'HOME CO., LTD.) | 9 Electronics | Registered | 2010 |
| COMPUTOT 0706535 · TMA450441 | Owner not shown | 41 Education | Registered | 1995 |
| COMPUDOSE 0417667 · TMA237296 | Elanco US Inc. | 5 Pharmaceuticals | Registered | 1979 |
| COMPUTAR 0368152 · TMA201184 | CBC America LLC | 9 Electronics | Registered | 1974 |
| COMPETE 0915984 | MCMASTER UNIVERSITY | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2004 |
| COMPUTOX 0900309 | Owner not shown | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1984 |
| COMPUTICKET 0789022 · TMA488601 | COMPUTICKET (PROPRIETARY) LIMITED | 16 Paper39 Transport | Registered | 1998 |
| COMPUTICKET 0789021 · TMA488454 · design | COMPUTICKET (PROPRIETARY) LIMITED | 16 Paper39 Transport | Registered | 1998 |
| COMPUTIMAGE 0760021 · TMA443759 | Henry's Enterprises Inc. | 40 Treatment41 Education42 Science | Registered | 1995 |
| COMPUTERTV 1429635 · TMA788387 · design | PCM Sales, Inc. | 9 Electronics35 Advertising38 Telecommunications+1 | Registered | 2011 |
| COMPUTEACH 0724278 · TMA436242 | LAUNCHLIFE INTERNATIONAL INC. | 41 Education42 Science43 Restaurants | Registered | 1994 |
| COMPUTOOLS 2259760 · design | an individual | 9 Electronics42 Science | Pending | 2022 |
| compuda 2260731 · TMA1279509 | Guangzhou Bafubali Import and Export Trade Co. Ltd. | 18 Leather | Registered | 2024 |
| CompTrak 1709114 · TMA941612 | CompTrak Inc. | 9 Electronics35 Advertising36 Finance+1 | Registered | 2016 |
| COMPUDENT 1618424 · TMA892810 | Compudent Systems Inc. | 9 Electronics10 Medical37 Construction+2 | Registered | 2014 |
| Compton 1403972 · TMA749658 | an individual | 29 Meat | Registered | 2009 |
| CAMPUT 1221278 · TMA654877 | Canadian Association of Members of Public Utility Tribunals (CAMPUT) | 35 Advertising38 Telecommunications41 Education | Registered | 2005 |
| COMPETIA 1053427 · TMA562026 | Estelle Metayer Strategies Inc. | 9 Electronics35 Advertising36 Finance+4 | Registered | 2002 |
| COMBITUBE 0876435 · TMA542394 | Covidien LP | 10 Medical | Registered | 2001 |
| COMPTIA 0774674 · TMA477498 | THE COMPUTING TECHNOLOGY INDUSTRY ASSOCIATION, INC. | 35 Advertising | Registered | 1997 |