| HATCO 1401750 · TMA762136 · design | Hatco Corporation | 11 Lighting20 Furniture | Registered | 2010 |
| HATCO 1401749 · TMA762120 | Hatco Corporation | 11 Lighting20 Furniture | Registered | 2010 |
| HETCO 0792395 · TMA482033 | WIEDER GMBH | 9 Electronics | Registered | 1997 |
| HTC 1985781 · TMA1105963 | CONTINENTAL REIFEN DEUTSCHLAND GMBH | 12 Vehicles | Registered | 2021 |
| HTC 1600282 · TMA911018 | Johnson Matthey Public Limited Company | 1 Chemicals | Registered | 2015 |
| HTC 1387388 · TMA745326 · design | HTC Corporation | 9 Electronics | Registered | 2009 |
| HTC 1301479 · TMA741515 · design | an individual | 7 Machines | Registered | 2009 |
| HTC 1238455 · TMA668139 | Comprod Inc. | 9 Electronics | Registered | 2006 |
| HTC 0887917 · TMA537283 | HAM-LET (ISRAEL-CANADA) LTD. | 6 Metal9 Electronics | Registered | 2000 |
| HTC 2319418 · design | Home Creations Inc. | 18 Leather20 Furniture22 Ropes+2 | Pending | 2023 |
| HEATCO 1473496 · TMA841124 · design | Heatco, Inc. | 11 Lighting40 Treatment | Registered | 2013 |
| HEATCO 1463237 · TMA841530 | Heatco, Inc. | 11 Lighting40 Treatment | Registered | 2013 |
| HATCH 2004942 · TMA1144405 | Tatopani Pty Ltd | 35 Advertising | Registered | 2022 |
| HATCH 1968073 · TMA1198364 · design | Twitter, Inc. | 35 Advertising41 Education42 Science | Registered | 2023 |
| HUTCH 1931746 · TMA1146178 | Hutch International Inc. | 7 Machines8 Hand9 Electronics+4 | Registered | 2022 |
| HTCIA 1913363 · TMA1089524 | High Technology Crime Investigation Association | 35 Advertising | Registered | 2020 |
| HTCIA 1912879 · TMA1089522 · design | High Technology Crime Investigation Association | 35 Advertising | Registered | 2020 |
| HITCH 1904839 · TMA1098183 | ServiceNow, Inc. | 9 Electronics42 Science | Registered | 2021 |
| HITCH 1755479 · TMA1008020 | Byrne Electrical Specialists, Inc. | 9 Electronics | Registered | 2018 |
| HATCH 1627355 · TMA940475 | Hatch Collection LLC | 25 Clothing | Registered | 2016 |
| HUTCH 1525835 · TMA832610 | CYCLE BABAC INC. | 9 Electronics12 Vehicles16 Paper+1 | Registered | 2012 |
| HUTCH 1394557 · TMA799037 | HUTCHISON WHAMPOA ENTERPRISES LIMITED | 9 Electronics35 Advertising36 Finance+7 | Registered | 2011 |
| HATCH 1111076 · TMA610127 | Hatch Ltd. / Hatch Ltée | 35 Advertising36 Finance37 Construction+3 | Registered | 2004 |
| HUTCH 1094847 · TMA606526 | CYCLE BABAC INC. | 12 Vehicles | Registered | 2004 |
| HADCO 1090789 · TMA569655 | Signify North America Corporation | 9 Electronics11 Lighting | Registered | 2002 |