| HHJC 1998721 · TMA1258821 | HHJC Intellectual property ltd. | 45 Legal | Registered | 2024 |
| HSC 1998471 · TMA1128988 | CONTINENTAL REIFEN DEUTSCHLAND GMBH | 12 Vehicles | Registered | 2022 |
| HYSC? 1823108 · TMA997951 · design | an individual | 9 Electronics25 Clothing41 Education | Registered | 2018 |
| HSC 1818932 · TMA1032071 | HSC Corporation | 6 Metal37 Construction40 Treatment | Registered | 2019 |
| HSSC 1477664 · TMA805360 | N. Bridgland Enterprises Inc. | 35 Advertising41 Education | Registered | 2011 |
| HHS 0910367 | HALTON HEALTHCARE SERVICES CORPORATION | All goods and services | Protected | 1998 |
| HSC 0910184 | HUMANE SOCIETY OF CANADA FOR THE PROTECTION OF ANIMALS AND THE ENVIRONMENT | All goods and services | Protected | 1999 |
| HSC 0907109 · design | HUMANE SOCIETY OF THE UNITED STATES | All goods and services | Protected | 1995 |
| HSC 0901989 · design | THE HOSPITAL FOR SICK CHILDREN | All goods and services | Protected | 1985 |
| HHC 0877501 · TMA518421 · design | 1280116 ONTARIO LTD. | 39 Transport | Registered | 1999 |
| HSC 0805402 · TMA473779 | ITT Corporation | 7 Machines | Registered | 1997 |
| HSC 2359776 | Owner not listed | 39 Transport41 Education43 Restaurants | Pending | 2024 |
| HUSCO 2250378 · TMA1274338 | HUSCO INTERNATIONAL, INC. | 7 Machines9 Electronics | Registered | 2024 |
| HESCO 1778369 · TMA987006 · design | HESCO FOODSERVICE LTD. | 3 Cosmetics7 Machines11 Lighting+4 | Registered | 2017 |
| HESCO 1766865 · TMA976565 | HESCO FOODSERVICE LTD. | 1 Chemicals3 Cosmetics21 Housewares+3 | Registered | 2017 |
| HESCO 1605305 · TMA888874 | Hesco Bastion Limited | 6 Metal19 Building20 Furniture+1 | Registered | 2014 |
| HASCO 1327373 · TMA703091 | HASCO Hasenclever GmbH + Co KG | 6 Metal7 Machines8 Hand+2 | Registered | 2007 |
| HESCO 1236092 · TMA652366 | Hesco Bastion Limited | 2 Paints6 Metal19 Building+2 | Registered | 2005 |
| HOSCO 0597381 · TMA346502 | Hosco Fittings, LLC | 9 Electronics | Registered | 1988 |
| HUSCO 0427639 · TMA247009 | HUSCO INTERNATIONAL, INC. (A DELAWARE CORPORATION) | 7 Machines11 Lighting12 Vehicles | Registered | 1980 |
| HASCO 0392976 · TMA219663 | HASCO Hasenclever GmbH + Co KG | 6 Metal7 Machines | Registered | 1977 |
| HUSCO 0317418 · TMA164527 | HUSCO INTERNATIONAL, INC. (A DELAWARE CORPORATION) | 7 Machines11 Lighting12 Vehicles | Registered | 1969 |
| HESCA 2347106 | Owner not listed | 3 Cosmetics5 Pharmaceuticals44 Medical | Pending | 2024 |
| HOSS 2248479 · TMA1267351 · design | Owner not listed | 11 Lighting | Registered | 2024 |
| HS 2239376 · TMA1259908 · design | HENSON SHAVING INC. | 8 Hand | Registered | 2024 |