| COLLECTOR 1756663 · TMA996816 | CONTITECH SCHLAUCH GmbH | 17 Rubber | Registered | 2018 |
| COLLECTIO 2054419 | Collectio Inc. | 9 Electronics36 Finance42 Science | Pending | 2020 |
| COLLECTEX 2053451 · TMA1137630 | an individual | 9 Electronics10 Medical | Registered | 2022 |
| COLLECTION 1725163 · TMA956620 · design | LES BRASSEURS DU NORD INC. | 32 Beer | Registered | 2016 |
| COLLECT 1694659 · TMA991133 · design | Rewardjunkie Limited | 35 Advertising | Registered | 2018 |
| COLLECTION 1408595 · TMA872212 · design | ASHLEY NETTYE, INC. | 25 Clothing | Registered | 2014 |
| COLLECT 1348951 · TMA712232 | Manufacturing Systems Corp. | 9 Electronics | Registered | 2008 |
| COLLECTING 2236700 | Owner not listed | 9 Electronics25 Clothing35 Advertising+1 | Pending | 2022 |
| COLLECTEUR 2099076 | 11112252 Canada Inc. | 3 Cosmetics5 Pharmaceuticals8 Hand+3 | Pending | 2021 |
| COLLECTIPEDE 1960054 · TMA1173085 | Cyber Crucible, Inc. | 9 Electronics | Registered | 2023 |
| COLLECTORS 1 0444488 · TMA247729 | Zale Canada Co. | 35 Advertising | Registered | 1980 |
| Collectivei 2015492 · TMA1212785 | Cross Commerce Media, Inc. | 42 Science | Registered | 2023 |
| COLLECTIONS 1841556 · TMA1011065 | HARVEY KALLES REAL ESTATE LTD. | 9 Electronics16 Paper | Registered | 2018 |
| COLLECTIONE 1388730 · TMA750358 · design | Messe Frankfurt Exhibition GmbH | 35 Advertising37 Construction39 Transport+2 | Registered | 2009 |
| COLLECTLINK 1337882 · TMA710329 | First American Financial Corporation | 35 Advertising36 Finance45 Legal | Registered | 2008 |
| COLLECTIONS 0566275 · TMA348063 | The Bay Limited Partnership | 25 Clothing | Registered | 1988 |
| COLLECTIVES 2218175 · design | Stack Exchange, Inc. | 38 Telecommunications42 Science | Pending | 2022 |
| COLLECTORCADE 2246948 · TMA1267149 | Owner not listed | 28 Toys | Registered | 2024 |
| COLLECTOPOLIS 2244019 | an individual | 35 Advertising41 Education | Pending | 2022 |
| Celector 1989476 · TMA1120269 | Owner not shown | 9 Electronics | Registered | 2022 |
| CELLECTIVE 1534332 · TMA851050 · design | an individual | 3 Cosmetics | Registered | 2013 |
| COLLISTAR 1380291 · TMA741621 | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2009 |
| COLOSTRO 1218045 · TMA637508 | Federated Co-operatives Limited | 5 Pharmaceuticals | Registered | 2005 |
| COOLCTRL 2374772 | Owner not shown | 7 Machines9 Electronics42 Science | Pending | 2025 |
| Cellective 2363389 | CellEctric Biosciences GmbH | 9 Electronics10 Medical42 Science+1 | Pending | 2024 |