| IDEACONNECTION 1410530 · TMA753151 | Planbox Inc. | 35 Advertising42 Science45 Legal | Registered | 2009 |
| IDCON 0768885 · TMA448161 | IDCON, INC. | 16 Paper | Registered | 1995 |
| IDCOMPLY 2225431 · TMA1241913 | GeoComply Solutions Inc. | 42 Science | Registered | 2024 |
| ITSMARVELOUS 2213997 · TMA1243207 | 2254325 Ontario Inc. | 36 Finance37 Construction | Registered | 2024 |
| itssimple 2089830 · TMA1168864 | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2023 |
| itsminer 2081998 · TMA1142006 | Shenzhen Jingyi Information Technology Co. Ltd. | 42 Science | Registered | 2022 |
| Itsmode 2068491 · TMA1173455 | Fujian Quanzhou Di Ai Wai Clothing Co. Ltd. | 25 Clothing | Registered | 2023 |
| IdoIcan 2012414 · TMA1145532 | an individual | 11 Lighting | Registered | 2022 |
| Itsoundsright 1815391 · TMA1065608 | 7252722 Canada Inc. | 41 Education | Registered | 2019 |
| ITSKINS 1570387 · TMA872661 · design | an individual | 9 Electronics | Registered | 2014 |
| ITSM 1549370 · TMA867159 | UPLAND SOFTWARE INC. / LOGICIELS UPLAND INC | 9 Electronics16 Paper35 Advertising+3 | Registered | 2013 |
| IDQUANTA 1533273 · TMA880693 | InBay Technologies Inc. | 9 Electronics42 Science45 Legal | Registered | 2014 |
| ITACONIX 1449627 · TMA784279 · design | ITACONIX CORPORATION | 1 Chemicals | Registered | 2010 |
| ITCONTROL 1442683 · TMA773160 | Itcontrol Solutions Inc. | 42 Science | Registered | 2010 |
| ITSUMO 1412644 · TMA795734 | ICHIBA TRADING LIMITED | 29 Meat | Registered | 2011 |
| ITSMTC 1389457 · TMA741156 | CYBERCAN CORPORATION | 35 Advertising38 Telecommunications41 Education+1 | Registered | 2009 |
| IODOZYME 1372596 · TMA782110 · design | Systagenix Wound Management, Limited | 5 Pharmaceuticals | Registered | 2010 |
| IDEACENTRE 1356721 · TMA769888 | Lenovo (Beijing) Limited | 9 Electronics | Registered | 2010 |
| IDEACENTRE 1353728 · TMA769574 | Lenovo (Beijing) Limited | 16 Paper | Registered | 2010 |
| ITCM 1339568 · TMA752917 | Molins PLC | 7 Machines9 Electronics37 Construction+3 | Registered | 2009 |
| ITSIMAGICAL 1314453 · TMA765726 · design | an individual | 3 Cosmetics6 Metal7 Machines+22 | Registered | 2010 |
| ITCOM 2372101 · design | Beijing Laite Linke Photoelectric Technology Co. Ltd. | 9 Electronics | Pending | 2024 |
| IDSM 2368332 | Owner not listed | 9 Electronics42 Science | Pending | 2024 |
| ITACONIX 2362363 | an individual | 1 Chemicals | Pending | 2024 |
| ITGEN 2342708 · design | Hangzhou Antigenne Technology Co. Ltd | 5 Pharmaceuticals10 Medical | Pending | 2024 |