| HEADSTART 2035669 · TMA1278284 | TIDI PRODUCTS, LLC | 10 Medical | Registered | 2024 |
| HEADSTART 1515855 · TMA816403 | Canadian Credit Union Association Cooperative | 36 Finance | Registered | 2012 |
| HEADSTART 1352435 · TMA800761 | Wonder Brands Inc. | 30 Coffee | Registered | 2011 |
| HEADSTART 0775128 · TMA457403 | THE SASKATOON COLOSTRUM COMPANY LTD. | 5 Pharmaceuticals | Registered | 1996 |
| HEADSTART 0755676 · TMA455278 · design | Canadian Credit Union Association Cooperative | 36 Finance | Registered | 1996 |
| HEADSTART 0733956 · TMA456202 | CHIN RIDGE SEED PROCESSORS LTD. | 31 Fresh | Registered | 1996 |
| HEADSTART 0663784 · TMA387365 · design | Canadian Credit Union Association Cooperative | 36 Finance | Registered | 1991 |
| HEADSTART 0542864 · TMA312995 · design | Canadian Credit Union Association Cooperative | 36 Finance | Registered | 1986 |
| HOTSTARS 2165106 · TMA1232317 | KEMF LIFE SIMPLIFIED INC./KEMF LA VIE SIMPLIFIÉE INC. | 11 Lighting | Registered | 2024 |
| HATSTORE 2163919 · TMA1252277 · design | an individual | 25 Clothing35 Advertising | Registered | 2024 |
| HOTSTAR 1709605 · TMA1040760 · design | DISNEY ENTERPRISES, INC. | 9 Electronics35 Advertising38 Telecommunications+1 | Registered | 2019 |
| HOTSTAR 2062302 | DISNEY ENTERPRISES, INC. | 9 Electronics38 Telecommunications41 Education | Pending | 2020 |
| HEADSTARTER 1923750 · TMA1110312 | Humii Incorporated | 3 Cosmetics5 Pharmaceuticals44 Medical | Registered | 2021 |
| HITSTAPE 1593214 · TMA987609 | an individual | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2018 |
| HITSTORM 1544658 · TMA886330 | Rogers Media Inc. | 35 Advertising38 Telecommunications41 Education | Registered | 2014 |
| HATSYT 1534044 · TMA861954 | an individual | 3 Cosmetics9 Electronics14 Jewellery+13 | Registered | 2013 |
| Hitster 2313096 | an individual | 28 Toys | Pending | 2024 |
| HATHSTAUWK 1840000 · TMA1063485 | Hathstauwk Holdings Ltd. | 36 Finance37 Construction | Registered | 2019 |
| HEATSTRIP 1501934 · TMA824543 · design | Thermofilm Australia Pty Ltd | 9 Electronics11 Lighting | Registered | 2012 |
| HeatSuite 2260460 · TMA1281111 | an individual | 9 Electronics | Registered | 2025 |
| HOTSHOT 2226611 · TMA1243318 | Truvic Medical, Inc. | 10 Medical | Registered | 2024 |
| heitegtak 2156877 · TMA1208804 | Shenzhen Huotuo Technology Co. Ltd. | 25 Clothing | Registered | 2023 |
| HdcTek 2148786 · TMA1205201 | Shenzhen Huidacheng Technology Co. Ltd | 9 Electronics | Registered | 2023 |
| HADSTO 2147691 · TMA1159517 · design | Zhuzhou Huarui Precision Cutting ToolsCo. Ltd. | 7 Machines | Registered | 2023 |
| #HITTHESTCO 2108816 · TMA1191821 | Owner not shown | 35 Advertising45 Legal | Registered | 2023 |