| GROUNDBREAKER 1231159 · TMA648878 | Woods Equipment Company | 7 Machines | Registered | 2005 |
| GROUNDBREAKER 2318456 | Owner not listed | 31 Fresh | Pending | 2024 |
| GROUNDBREAKERS 0727748 · TMA460640 | VAUGHAN & BUSHNELL MANUFACTURING COMPANY | 7 Machines8 Hand25 Clothing | Registered | 1996 |
| GROUNDTRAX 2094557 · TMA1222830 | an individual | 9 Electronics25 Clothing | Registered | 2024 |
| GROUNDHEAT 1436476 · TMA764514 | an individual | 37 Construction40 Treatment42 Science | Registered | 2010 |
| GROUNDCLEAR 1277311 · TMA717231 · design | OMS Investments, Inc. (a Delaware corporation) | 5 Pharmaceuticals | Registered | 2008 |
| GROUNDED 2038674 · TMA1208150 | Microsoft Corporation | 9 Electronics41 Education | Registered | 2023 |
| GROUNDED 2038442 · TMA1228631 · design | Grounded Foods Co. | 29 Meat | Registered | 2024 |
| GROUNDED 2011809 · TMA1150244 | GROUNDED INVESTMENTS LIMITED | 16 Paper20 Furniture | Registered | 2022 |
| GROUNDWORK 1911671 · TMA1109671 | Tractor Supply Co. of Texas, LP | 1 Chemicals5 Pharmaceuticals6 Metal+5 | Registered | 2021 |
| GROUNDTRUTH 1875198 · TMA1097219 | xAd, Inc. | 35 Advertising42 Science | Registered | 2021 |
| GROUNDED 1805131 · TMA981993 | OTTAWA REGIONAL CANCER FOUNDATION | 29 Meat30 Coffee41 Education+1 | Registered | 2017 |
| GROUNDSWELL 1792969 · TMA1036757 | Groundswell Marketing Inc. | 3 Cosmetics9 Electronics18 Leather+8 | Registered | 2019 |
| GROUNDED 1780986 · TMA996154 · design | OTTAWA REGIONAL CANCER FOUNDATION | 41 Education44 Medical | Registered | 2018 |
| GROUNDSWELL 1756404 · TMA1005628 | StrategyCorp Inc. | 35 Advertising42 Science45 Legal | Registered | 2018 |
| GROUNDWORK 1751481 · TMA1068578 | Groundwork Coffee, LLC | 30 Coffee35 Advertising40 Treatment+1 | Registered | 2020 |
| GROUNDLINK 1718276 · TMA966212 | Groundlink Holdings LLC | 9 Electronics35 Advertising38 Telecommunications | Registered | 2017 |
| GROUNDSHARK 1679791 · TMA972469 | Chemring Sensors and Electronic Systems, Inc. | 9 Electronics | Registered | 2017 |
| #GROUNDCHAT 1653902 · TMA924798 | CONSILIUM COACHING & CONSULTING SERVICES LTD. | 41 Education | Registered | 2016 |
| GROUNDWORK 1315669 · TMA717197 | Tractor Supply Co. of Texas, LP | 31 Fresh | Registered | 2008 |
| GROUNDWORK 1315661 · TMA751859 | Tractor Supply Co. of Texas, LP | 1 Chemicals5 Pharmaceuticals8 Hand+3 | Registered | 2009 |
| GROUNDSMAN 0755580 · TMA441696 | an individual | 7 Machines | Registered | 1995 |
| GRUNDORAM 0683226 · TMA411743 · design | TT TECHNOLOGIES, INC. | 7 Machines | Registered | 1993 |
| GRANDTREK 0654736 · TMA384956 | The Goodyear Tire & Rubber Company | 12 Vehicles | Registered | 1991 |
| GROUNDED 2335609 | Aliments Grounded inc. | 29 Meat | Pending | 2024 |