| GROWMARK 0770541 · TMA455476 | GROWMARK, INC. | 1 Chemicals3 Cosmetics4 Oils+15 | Registered | 1996 |
| GREYMARK 0471041 · TMA268427 | Grey Global Group LLC | 35 Advertising | Registered | 1982 |
| GRAMMARLY 2169311 · TMA1219937 | Grammarly, Inc. | 25 Clothing | Registered | 2024 |
| GRAMMARLY 2086505 · TMA1219640 | Grammarly, Inc. | 9 Electronics41 Education42 Science | Registered | 2024 |
| GRAINWARE 1039324 · TMA555274 | Shivbro Investments Inc. | 21 Housewares | Registered | 2001 |
| GRAMMARLY 2355998 | Grammarly, Inc. | 9 Electronics | Pending | 2024 |
| GRANARIA 2143274 · TMA1244998 | an individual | 30 Coffee | Registered | 2024 |
| GRAMMER 1564115 · TMA904028 | an individual | 9 Electronics12 Vehicles | Registered | 2015 |
| GRANAROM 1419051 · TMA905420 | LIDL STIFTUNG & CO. KG | 29 Meat30 Coffee32 Beer | Registered | 2015 |
| GRAMMER 0535180 · TMA351218 | an individual | 12 Vehicles20 Furniture | Registered | 1989 |
| GRAINWORKS 0653826 · TMA387559 | GRAINWORKS INC. | 29 Meat30 Coffee31 Fresh | Registered | 1991 |
| GREENYARD 2033412 · TMA1142751 · design | Owner not shown | 29 Meat30 Coffee31 Fresh | Registered | 2022 |
| GRANAROLO 1928613 · TMA1091958 | an individual | 5 Pharmaceuticals20 Furniture29 Meat+3 | Registered | 2021 |
| GREENYARD 1634807 · TMA909504 | an individual | 29 Meat30 Coffee | Registered | 2015 |
| GREENWARE 1493130 · TMA799596 | SEQUEL NATURALS ULC | 25 Clothing | Registered | 2011 |
| GREENWARE 1433933 · TMA806871 | Fabri-Kal Corporation | 21 Housewares | Registered | 2011 |
| GREENYARD 1086278 · TMA590699 · design | GROWMARK, INC. | 1 Chemicals31 Fresh | Registered | 2003 |
| greeNRR 2194328 · TMA1236003 | an individual | 10 Medical | Registered | 2024 |
| Greenerever 2128811 · TMA1210843 | Greenerever LLC | 21 Housewares22 Ropes | Registered | 2023 |
| Greenerlife 2103503 · TMA1180483 | an individual | 12 Vehicles | Registered | 2023 |
| GREENROOM 2103347 · TMA1198715 | Brandlive Inc. | 9 Electronics42 Science | Registered | 2023 |
| GREENWORKS 2089809 · TMA1184961 · design | ZHEJIANG HUAJU GREENWORKS TECHNOLOGY CO. LTD | 8 Hand | Registered | 2023 |
| Greenerever 2087510 · TMA1175710 | Greenerever LLC | 37 Construction | Registered | 2023 |
| Greenr 2076180 · TMA1163579 | Greenr Technologies Limited. | 9 Electronics35 Advertising42 Science | Registered | 2023 |
| GREYMOOR 2032277 · TMA1145713 | ZeniMax Media Inc. | 9 Electronics41 Education | Registered | 2022 |