| IGREENIC 1621333 · TMA900258 · design | 1845260 ontario corp. | 9 Electronics11 Lighting36 Finance+1 | Registered | 2015 |
| IGERENT 1971244 · TMA1146433 · design | iGERENT LLC | 45 Legal | Registered | 2022 |
| IKURAM 2210296 · TMA1242901 | NINGBO LAIFAN TECHNOLOGY CO. , LTD | 12 Vehicles | Registered | 2024 |
| Icerona 2201313 · TMA1238685 | Shenzhenshiyingtengdakejiyouxiangongsi | 11 Lighting | Registered | 2024 |
| IZURMI 2185167 · TMA1278890 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| ICERNS 2146290 · TMA1277310 | Owner not shown | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| isermeo 2102350 · TMA1188398 | Shenzhen Changlongwanbang Electronics Co.Ltd. | 25 Clothing | Registered | 2023 |
| ICHIRAN 2060857 · TMA1141405 · design | ICHIRAN Inc. | 30 Coffee | Registered | 2022 |
| ISHAWARMA 1943172 · TMA1149655 | ISHAWARMA INC. | 35 Advertising43 Restaurants | Registered | 2022 |
| ICHIRAN 1881166 · TMA1062282 | ICHIRAN Inc. | 29 Meat30 Coffee43 Restaurants | Registered | 2019 |
| ICRIMP 1854607 · TMA1018151 · design | Zhejiang Iwiss Electric Co., Ltd. | 8 Hand | Registered | 2019 |
| ICARIUM 1743692 · TMA965842 | Icarium Groupe Conseil Inc. | 16 Paper35 Advertising41 Education | Registered | 2017 |
| ISCREAM 1664640 · TMA955613 | The Mines Press, Inc. | 9 Electronics14 Jewellery16 Paper+5 | Registered | 2016 |
| ICERENDER 1633939 · TMA923050 | DIRTT Environmental Solutions Ltd. | 9 Electronics | Registered | 2015 |
| IGOURMAND 1495805 · TMA896584 · design | Owner not shown | 9 Electronics38 Telecommunications41 Education | Registered | 2015 |
| ICOROOM 1339279 · TMA747362 · design | Mintie, LLC | 7 Machines19 Building | Registered | 2009 |
| ICORENE 1076326 · TMA571148 | LyondellBasell Advanced Polymers Inc. | 17 Rubber | Registered | 2002 |
| ICRON 1049280 · TMA571727 | Icron Technologies Corporation | 9 Electronics42 Science | Registered | 2002 |
| ICEWORM 0869082 · TMA535501 | ICEWORM INTERNATIONAL INC. | 11 Lighting12 Vehicles | Registered | 2000 |
| ISRINGHAUSEN 0420888 · TMA241689 | ISRINGHAUSEN GMBH & CO. KG | 7 Machines12 Vehicles | Registered | 1980 |
| ISRINGHAUSSEN 0393180 · TMA234947 · design | ISRINGHAUSEN GMBH & CO. KG | 6 Metal7 Machines12 Vehicles | Registered | 1979 |
| ICHIRAN 2357839 · design | ICHIRAN Inc. | 29 Meat30 Coffee43 Restaurants | Pending | 2024 |
| IZREYMO 2341830 | Astellas US LLC | 5 Pharmaceuticals | Pending | 2024 |
| ICARION 2329357 | Owner not listed | 35 Advertising | Pending | 2024 |
| iCorNet 2309360 | iCorNet Laboratory Co. Ltd. | 10 Medical42 Science | Pending | 2023 |