| DACHA 0449567 · TMA268791 | THE ALDO GROUP INC. / LE GROUPE ALDO INC. | 18 Leather25 Clothing | Registered | 1982 |
| DACH 2340575 · design | DACHI AUTOMOBILE INDUSTRY CO. LTD | 12 Vehicles | Pending | 2024 |
| DAIICHI 0675686 · TMA394340 | Angler Sport Group, L.L.C. (a New York limited liability company) | 28 Toys | Registered | 1992 |
| Dachgo 2264477 · TMA1283399 | Shenzhen Xingchuan Technology Co. Ltd. | 28 Toys | Registered | 2025 |
| DOCHIA 2155111 | 2614130 Ontario Inc. | 9 Electronics20 Furniture35 Advertising+5 | Pending | 2021 |
| DAISI 2168548 · TMA1269751 · design | DAICEL CORPORATION | 9 Electronics10 Medical12 Vehicles+2 | Registered | 2024 |
| DAISI 2168546 · TMA1261155 | DAICEL CORPORATION | 9 Electronics10 Medical12 Vehicles+2 | Registered | 2024 |
| DASH 2141459 · TMA1233344 | Insulet Corporation | 9 Electronics10 Medical | Registered | 2024 |
| DASH 2114383 · TMA1195483 | Andrew Peller Limited | 33 Wine | Registered | 2023 |
| DAC 2003212 · TMA1153909 · design | an individual | 6 Metal13 Firearms20 Furniture+2 | Registered | 2022 |
| DAC 1982746 · TMA1096837 · design | DONGAH ALUMINUM CORPORATION | 6 Metal18 Leather | Registered | 2021 |
| DAEJI 1978962 · TMA1139297 | Dae-Ji Food Group Inc. | 43 Restaurants | Registered | 2022 |
| DASH 1967037 · TMA1127768 · design | BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC | 35 Advertising42 Science | Registered | 2022 |
| DASH 1913745 · TMA1190168 · design | Amazon Technologies, Inc. | 9 Electronics28 Toys35 Advertising+3 | Registered | 2023 |
| DAC 1896450 · TMA1095544 · design | DAC Group (Holdings) Limited/ Groupe DAC (Gestions) Limitee | 9 Electronics35 Advertising42 Science | Registered | 2021 |
| DASHA 1892671 · TMA1081663 · design | an individual | 6 Metal20 Furniture40 Treatment | Registered | 2020 |
| DCI 1886917 · TMA1082549 | Owner not shown | 9 Electronics35 Advertising42 Science | Registered | 2020 |
| DISHI 1837193 · TMA1078045 · design | DRRK FOODS PVT LTD | 30 Coffee | Registered | 2020 |
| DISHI 1836208 · TMA1078040 | DRRK FOODS PVT LTD | 30 Coffee | Registered | 2020 |
| DAC-5 1819748 · TMA1023965 | E. MISHAN & SONS, INC. | 17 Rubber21 Housewares | Registered | 2019 |
| DAGI 1799828 · TMA1003273 · design | Owner not shown | 25 Clothing35 Advertising | Registered | 2018 |
| DASH 1776758 · TMA1200793 | Insulet Corporation | 9 Electronics10 Medical | Registered | 2023 |
| DASH 1723529 · TMA1173004 | Amazon Technologies, Inc. | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2023 |
| DASH 1714426 · TMA943970 · design | OVER & BACK LLC | 21 Housewares | Registered | 2016 |
| DAC 1712008 · TMA968650 | Canadian National Association of Real Estate Appraisers | 36 Finance | Registered | 2017 |