| DOUGHMASTER 0771212 · TMA447882 | Caravan Ingredients Inc. a Georgia Profit Corporation | 3 Cosmetics | Registered | 1995 |
| DOCUMASTER 1877963 · TMA1100497 | an individual | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2021 |
| DOCKMASTER 1201802 · TMA630187 · design | Dockmaster Inc. | 6 Metal12 Vehicles35 Advertising+2 | Registered | 2005 |
| DOSEMASTER 1147517 · TMA645068 | Nutrition & Biosciences USA 2, LLC | 7 Machines | Registered | 2005 |
| DECKMASTER 0756713 · TMA475964 | Wizards of the Coast LLC a Delaware corporation | 28 Toys | Registered | 1997 |
| DIGIMUSE 0906614 | CANADIAN MUSEUM OF CIVILIZATION | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1994 |
| DIGIMAC3 1679968 · TMA1040908 | Roche Diagnostics GmbH | 1 Chemicals3 Cosmetics5 Pharmaceuticals+2 | Registered | 2019 |
| DIGIMESH 1398453 · TMA742901 | Digi International Inc. a Delaware Corporation | 9 Electronics | Registered | 2009 |
| DIGIMAG 1312724 · TMA756318 | Dwyer Instruments, LLC | 9 Electronics | Registered | 2010 |
| DIGIMAX 1032430 · TMA550820 | ATX Networks (Toronto) Corp. | 9 Electronics | Registered | 2001 |
| DIGIMAX 2144949 | Stena Drillling Ltd | 7 Machines9 Electronics37 Construction+3 | Pending | 2021 |
| DESMOS 2261318 · TMA1283069 | an individual | 9 Electronics16 Paper25 Clothing+1 | Registered | 2025 |
| DOGGINSTIX 2248881 · TMA1263321 | Owner not listed | 31 Fresh | Registered | 2024 |
| DIQMIAQ 2245269 · TMA1264384 | Shanghai Zhenxing Electronic Commerce Co. Ltd. | 16 Paper | Registered | 2024 |
| DECANJOINS 2229070 · TMA1252890 | Guangzhoushi Chenxin Trading Co. Ltd. | 28 Toys | Registered | 2024 |
| DJSIMZ 2224422 · TMA1250050 | DJSIMZ INC., a legal entity | 41 Education | Registered | 2024 |
| DJANGO 2219718 · TMA1237739 | Django LLC | 18 Leather | Registered | 2024 |
| Doking 2205456 · TMA1240187 | an individual | 9 Electronics | Registered | 2024 |
| DOGMX 2132804 · TMA1179466 · design | PetSmart Home Office LLC | 31 Fresh | Registered | 2023 |
| DECIMAS 2130891 · TMA1207465 · design | an individual | 35 Advertising | Registered | 2023 |
| DWGJMYYX 2120418 · TMA1186417 | Shenzhen Dawang International Trade Co. Ltd. | 11 Lighting | Registered | 2023 |
| DJcong 2098562 · TMA1189426 | Shenzhen Jiuyangzhou Technology Co. Ltd. | 9 Electronics | Registered | 2023 |
| DEZHUANG 2053706 · TMA1181337 · design | Chongqing Dezhuang Industry (Group) Co. Ltd. | 30 Coffee43 Restaurants | Registered | 2023 |
| DOUGHMAKERS 2048271 · TMA1203715 | Fox Run Holdings, Inc. | 21 Housewares | Registered | 2023 |
| DOCNACHT 2030166 · TMA1266567 | an individual | 11 Lighting | Registered | 2024 |