| GRAOSO 2169056 · TMA1278788 | an individual | 18 Leather | Registered | 2024 |
| GRACO 2222354 · TMA1203263 | Graco Children's Products Inc. | 6 Metal20 Furniture24 Textiles | Registered | 2023 |
| GRACO 2172756 · TMA1201987 | Graco Children's Products Inc. | 28 Toys | Registered | 2023 |
| GROQ 1952932 · TMA1235357 | Groq, Inc. | 9 Electronics42 Science | Registered | 2024 |
| GROK 1897521 · TMA1095973 | Grok Energy Services Inc. | 37 Construction42 Science | Registered | 2021 |
| GRECO 1836116 · TMA1134404 | LF3 Holdings Inc. | 5 Pharmaceuticals9 Electronics14 Jewellery+13 | Registered | 2022 |
| GRECO 1781352 · TMA993243 | Greco Aluminum Railings (U.S.A.) Inc. | 6 Metal19 Building40 Treatment+1 | Registered | 2018 |
| GROZ 1767587 · TMA1088816 | GROZ ENGINEERING TOOLS PVT. LTD. | 6 Metal7 Machines8 Hand+2 | Registered | 2020 |
| GRECO 1639237 · TMA1053351 | GRECO TECH INDUSTRIES INC. | 7 Machines11 Lighting20 Furniture | Registered | 2019 |
| GRACO 1607451 · TMA879294 | Graco Children's Products Inc. | 12 Vehicles18 Leather20 Furniture+4 | Registered | 2014 |
| GREKO 1582276 · TMA870746 · design | Aliments Ultima inc. | 29 Meat | Registered | 2014 |
| GREKO 1539129 · TMA852787 | LACTALIS CANADA INC. | 29 Meat | Registered | 2013 |
| GRECO 1052429 · TMA561097 · design | GRINNER'S FOOD SYSTEMS LIMITED | 28 Toys29 Meat30 Coffee+2 | Registered | 2002 |
| GRECO 0541410 · TMA326887 · design | GRINNER'S FOOD SYSTEMS LIMITED | 29 Meat30 Coffee39 Transport+1 | Registered | 1987 |
| GRECO 0541409 · TMA326886 · design | GRINNER'S FOOD SYSTEMS LIMITED | 39 Transport43 Restaurants | Registered | 1987 |
| GRECO 0494303 · TMA301699 · design | GRINNER'S FOOD SYSTEMS LIMITED | 29 Meat30 Coffee43 Restaurants | Registered | 1985 |
| GRACO 0411920 · TMA244779 | Graco Minnesota Inc. | 3 Cosmetics7 Machines8 Hand+5 | Registered | 1980 |
| GRECO 0394368 · TMA227436 | KANDA SHOKAI CORPORATION | 15 Musical | Registered | 1978 |
| GRACO 0387626 · TMA215205 | GRACO CHILDREN'S PRODUCTS INC. (a Delaware corporation) | 18 Leather20 Furniture28 Toys | Registered | 1976 |
| GROK. 2371293 · design | Grok Games Inc. | 28 Toys | Pending | 2024 |
| GROK 2344992 | GROKSTREAM, LLC | 9 Electronics42 Science | Pending | 2023 |
| GROG 2148570 · design | Owner not shown | 2 Paints16 Paper25 Clothing | Pending | 2021 |
| GRECO 2075517 | LF3 Holdings Inc. | 41 Education44 Medical | Pending | 2021 |
| Giroago 2323847 | an individual | 27 Carpets | Pending | 2024 |
| GYROSA 2237746 · TMA1264174 | Van Isle Foods Corp. | 29 Meat30 Coffee35 Advertising+1 | Registered | 2024 |