| DIAMENTIS 1932602 · TMA1123765 · design | DiaMentis Inc. | 9 Electronics44 Medical | Registered | 2022 |
| DIAMANTI 1805395 · TMA991876 | Diamanti, Inc. | 9 Electronics41 Education42 Science | Registered | 2018 |
| Diamanti 1720830 · TMA956678 | Quorri & Co. | 14 Jewellery35 Advertising36 Finance+2 | Registered | 2016 |
| DEMANTRA 1092363 · TMA617857 | ORACLE TECHNOLOGY COMPANY | 9 Electronics | Registered | 2004 |
| DIAMANTS 0856128 · TMA514019 | Owner not shown | 41 Education | Registered | 1999 |
| Demant 1996885 · TMA1142508 | Owner not shown | 9 Electronics10 Medical35 Advertising+1 | Registered | 2022 |
| DIAMANDES 1302142 · TMA698559 | Owner not shown | 33 Wine | Registered | 2007 |
| DEMANDTEC 1266763 · TMA881251 | an individual | 9 Electronics35 Advertising | Registered | 2014 |
| DIAMANTOR 0356926 · TMA191317 | an individual | 7 Machines8 Hand | Registered | 1973 |
| Dumontier 2284879 | an individual | 12 Vehicles | Pending | 2023 |
| DEMANDSITES 1861066 · TMA1059314 | HONEYWELL INTERNATIONAL INC. | 9 Electronics | Registered | 2019 |
| DEMANDTOOLS 1592716 · TMA875326 | Validity, Inc. | 9 Electronics | Registered | 2014 |
| DOMINATIONS 2269761 | GRASSROOTS ADVERTISING INC. | 16 Paper35 Advertising | Pending | 2023 |
| DYNAMITE 2261379 · TMA1251657 | Owner not listed | 41 Education | Registered | 2024 |
| DIAMONDBACK 2247647 · TMA1265954 | Owner not listed | 37 Construction42 Science44 Medical | Registered | 2024 |
| Donwind 2211961 · TMA1249718 | Wenzhou Honghao Automobile Sales Co., Ltd. | 7 Machines | Registered | 2024 |
| DiamondCloud 2200778 · TMA1223899 | EVO Payments International, LLC | 9 Electronics42 Science | Registered | 2024 |
| DIAMONDBACK 2188288 · TMA1215625 | US SYNTHETIC CORPORATION | 7 Machines | Registered | 2023 |
| DEMANDJUMP 2171736 · TMA1205442 | DEMANDJUMP INC. | 9 Electronics35 Advertising42 Science | Registered | 2023 |
| DYNAMITE 2154355 · TMA1206535 · design | DYNAMITE BAITS LTD. | 28 Toys31 Fresh | Registered | 2023 |
| DYNAMITE 2154330 · TMA1206534 | DYNAMITE BAITS LTD. | 28 Toys31 Fresh | Registered | 2023 |
| DEMANDSCIENCE 2125220 · TMA1190852 · design | Demand Science Group, LLC | 35 Advertising | Registered | 2023 |
| DIAMONDBACK 2122189 · TMA1168997 | Diamondback Tool Co. Inc. | 8 Hand | Registered | 2023 |
| DIAMONDRS 2097316 · TMA1153225 | IGT | 28 Toys | Registered | 2022 |
| DYMONT 2092999 · TMA1247852 · design | an individual | 37 Construction42 Science | Registered | 2024 |