| DIGORA 0725962 · TMA430264 | an individual | 8 Hand9 Electronics10 Medical | Registered | 1994 |
| DEOGRA 1868374 · TMA1052340 · design | SHENZHEN DEOGRA ELECTRICAL CO. LTD. | 8 Hand10 Medical11 Lighting+2 | Registered | 2019 |
| DOKORY 1829541 · TMA1033732 | an individual | 28 Toys | Registered | 2019 |
| DECORA 1656892 · TMA956304 | Arterra Wines Canada, Inc. | 33 Wine35 Advertising40 Treatment+1 | Registered | 2016 |
| DAGOR 1626264 · TMA904793 | Polaris Industries Inc. | 12 Vehicles | Registered | 2015 |
| DECORA 1377161 · TMA743341 | 911979 Alberta Ltd. | 4 Oils11 Lighting14 Jewellery+2 | Registered | 2009 |
| DEKORA 1218796 · TMA694138 | DEKORA STAGING, INC. | 41 Education43 Restaurants | Registered | 2007 |
| DEKORA 1201754 · TMA657564 | DEKORA STAGING, INC. | 37 Construction42 Science | Registered | 2006 |
| Dekora 1151206 · TMA613027 | INDASIA GEWÜRZWERK GMBH | 1 Chemicals3 Cosmetics5 Pharmaceuticals+1 | Registered | 2004 |
| DECORA 1115067 · TMA590183 | Leviton Manufacturing Co. Inc. (a Delaware corporation) | 9 Electronics | Registered | 2003 |
| DECORA 0829400 · TMA479190 | MasterBrand Cabinets LLC | 20 Furniture | Registered | 1997 |
| DECORA 0386743 · TMA214365 | LEVITON MANUFACTURING COMPANY INCORPORATED | 9 Electronics | Registered | 1976 |
| DOGURI 2343755 | NCsoft Corporation | 9 Electronics41 Education | Pending | 2024 |
| DEKORA 2323688 · design | an individual | 2 Paints4 Oils30 Coffee | Pending | 2024 |
| Decora 2193172 | A-1 Bags & Supplies Inc. | 16 Paper21 Housewares | Pending | 2022 |
| DEXERA 2260269 · TMA1279415 · design | Voyage Building Products Inc. | 6 Metal19 Building | Registered | 2024 |
| DACORE 2064562 · TMA1159196 · design | Shenzhen Eigate Technology Co. Ltd. | 34 Tobacco | Registered | 2023 |
| DUCORE 2033879 · TMA1137554 · design | Shenzhen Eigate Technology Co. Ltd. | 34 Tobacco | Registered | 2022 |
| DOZR 1810579 · TMA1068701 · design | DOZR INC. | 42 Science | Registered | 2020 |
| DECHRA 1764593 · TMA1011952 | Dechra Pharmaceuticals Limited | 5 Pharmaceuticals10 Medical31 Fresh+2 | Registered | 2018 |
| DOZR 1734250 · TMA1000472 | DOZR INC. | 42 Science | Registered | 2018 |
| DockR 1680933 · TMA976332 | SCALIAN | 35 Advertising38 Telecommunications41 Education | Registered | 2017 |
| DEKRA 1625472 · TMA956153 | Owner not shown | 36 Finance42 Science45 Legal | Registered | 2016 |
| DECORO 1473442 · TMA802118 · design | Sofimed Ltd | 20 Furniture | Registered | 2011 |
| DYCOR 1422590 · TMA858057 · design | Dycor Technologies Inc. | 9 Electronics42 Science | Registered | 2013 |