| DIVRETH 1701707 · TMA1058149 | GLAXO GROUP LIMITED | 5 Pharmaceuticals44 Medical | Registered | 2019 |
| DAFRUTA 1754452 · TMA983992 · design | Liberty Imports USA, Inc. | 32 Beer | Registered | 2017 |
| DAVEYRT 2231445 · TMA1243378 | DAVEY TEXTILE SOLUTIONS INC. | 24 Textiles | Registered | 2024 |
| DÉPART 2227323 · TMA1259644 | Ensemble Travel, Inc. | 9 Electronics16 Paper41 Education | Registered | 2024 |
| DEVORTEX 2154668 · TMA1192934 | Boston Scientific Scimed, Inc. | 10 Medical | Registered | 2023 |
| Debrodniks 2148714 · TMA1204188 | an individual | 30 Coffee | Registered | 2023 |
| DifProtec 2120967 · TMA1167197 | Owner not shown | 5 Pharmaceuticals | Registered | 2023 |
| DEPORATED 2040594 · TMA1177130 | 2751082 Ontario Inc. | 29 Meat39 Transport43 Restaurants | Registered | 2023 |
| DEPORATION 2021488 · TMA1177083 | 2751082 Ontario Inc. | 29 Meat39 Transport43 Restaurants | Registered | 2023 |
| DEPURDENT 2010129 · TMA1121699 | Dr. Wild & Co. AG | 3 Cosmetics | Registered | 2022 |
| DIVERTEX 1946881 · TMA1195024 | SANTEN PHARMACEUTICAL CO. LTD. | 10 Medical | Registered | 2023 |
| DeepViewRT 1930147 · TMA1281707 | Au-Zone Technologies Inc. | 9 Electronics | Registered | 2025 |
| DIVERT 1924065 · TMA1216667 | DIVERT, INC. | 35 Advertising42 Science | Registered | 2024 |
| DIVERT 1924063 · TMA1136816 | DIVERT, INC. | 9 Electronics | Registered | 2022 |
| DEPORTED 1899118 · TMA1106640 | JUST THE TIP, INC. (a Nevada Corporation) | 9 Electronics41 Education | Registered | 2021 |
| DIVERTIOZ 1798149 · TMA981082 | 8293643 CANADA INC. | 28 Toys35 Advertising | Registered | 2017 |
| DAVARTIVE 1795034 · TMA1040972 | Merck Sharp & Dohme LLC | 5 Pharmaceuticals | Registered | 2019 |
| DUBURD 1772318 · TMA989531 | Andrew Quentin Legault and 1284666 Alberta Inc. a joint venture | 9 Electronics25 Clothing35 Advertising+5 | Registered | 2018 |
| DEVERITY 1732033 · TMA1063397 | an individual | 1 Chemicals5 Pharmaceuticals | Registered | 2019 |
| DPRT 1721915 · TMA1033427 | Bis Industries Limited | 12 Vehicles | Registered | 2019 |
| Débordemètre 1697116 · TMA927741 | Technologies Maid Labs inc. | 9 Electronics | Registered | 2016 |
| DEEPROOT 1637216 · TMA977438 · design | DeepRoot Green Infrastructure, LLC | 6 Metal17 Rubber22 Ropes | Registered | 2017 |
| DIAFERT 1536216 · TMA1027543 | an individual | 5 Pharmaceuticals | Registered | 2019 |
| DAVPART 1465684 · TMA795104 | Davpart Inc. | 36 Finance | Registered | 2011 |
| DEEPROOT 1371649 · TMA752390 · design | DeepRoot Green Infrastructure, LLC, (a California corporation) | 19 Building20 Furniture22 Ropes | Registered | 2009 |