| DAYSIDE 0908323 | Canadian Broadcasting Corporation / Société Radio-Canada | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1997 |
| DECIDE 2099888 · TMA1210695 | Norwich University Applied Research Institutes, Ltd. | 42 Science | Registered | 2023 |
| DASIDA 1876241 · TMA1063835 | CJ CheilJedang Corporation | 29 Meat | Registered | 2019 |
| DECIDE 1804157 · TMA1046710 | Norwich University Applied Research Institutes, Ltd. | 9 Electronics | Registered | 2019 |
| DASIDA 1529420 · TMA843069 | CJ Cheiljedang Corporation, a Korean Corporation | 5 Pharmaceuticals29 Meat30 Coffee+1 | Registered | 2013 |
| DAZADI 1497167 · TMA831886 | DAZADI, INC. | 35 Advertising | Registered | 2012 |
| DECIDE 2367553 | Owner not listed | 5 Pharmaceuticals | Pending | 2024 |
| deside 2334740 | Glorylife Nutrition Inc | 5 Pharmaceuticals | Pending | 2024 |
| DIAGUIDE 0430319 · TMA261003 | MITSUBISHI DENSEN KOGYO KABUSHIKI KAISHA, ALSO TRADING AS MITSUBISHI CABLE INDUSTRIES, LTD. | 9 Electronics | Registered | 1981 |
| DECIDEO 1557925 · TMA839015 | an individual | 36 Finance | Registered | 2012 |
| DOKAIDE 2020484 | an individual | 37 Construction41 Education42 Science | Pending | 2020 |
| DUCAT 2247504 · TMA1263274 | Owner not listed | 33 Wine | Registered | 2024 |
| DCTi 2243747 · TMA1264281 | Typhur Inc. | 9 Electronics | Registered | 2024 |
| DIGGIT 2202560 · TMA1239836 | SINGAPORE QURAYSH PTE. LTD. | 7 Machines | Registered | 2024 |
| DIYCODE 2199261 · TMA1259544 · design | Shenzhen Hanyu Technology Co. Ltd. | 3 Cosmetics | Registered | 2024 |
| DJOT 2198595 · TMA1235185 · design | Voyager Products Inc. | 5 Pharmaceuticals9 Electronics32 Beer+2 | Registered | 2024 |
| Dewest 2195482 · TMA1194959 | Guangzhou Yunteng Electronic Commerce Co. Ltd. | 12 Vehicles | Registered | 2023 |
| DJOT 2187106 · TMA1234588 | Voyager Products Inc. | 5 Pharmaceuticals9 Electronics32 Beer+2 | Registered | 2024 |
| DOZIT 2177195 · TMA1228937 | DOZIT INC | 9 Electronics35 Advertising37 Construction+5 | Registered | 2024 |
| DJD8 2174336 · TMA1227004 | an individual | 14 Jewellery | Registered | 2024 |
| DUXTIO 2172391 · TMA1221613 | DUXTIO ENTERPRISES INC. | 18 Leather | Registered | 2024 |
| DAYKIT 2168856 · TMA1214581 | an individual | 9 Electronics | Registered | 2023 |
| DUOSHADE 2165007 · TMA1219847 | 3 DAY BLINDS LLC | 20 Furniture | Registered | 2024 |
| DESETTE 2161250 · TMA1220501 | KOHLER CO. | 11 Lighting | Registered | 2024 |
| DCJT 2140666 · TMA1199146 | an individual | 28 Toys | Registered | 2023 |