| DIRECTME 1944473 · TMA1239144 | an individual | 9 Electronics | Registered | 2024 |
| DIRECTBET 1520829 · TMA819617 | Caesars License Company, LLC | 41 Education | Registered | 2012 |
| DIRECTBUY 1146106 · TMA662089 | DirectBuy Operations, LLC | 35 Advertising | Registered | 2006 |
| DIRECTEL 0858591 · TMA500728 | Royal & Sun Alliance Insurance Company of Canada | 36 Finance | Registered | 1998 |
| DIRECTPAY 2113938 | Payment Source Inc. | 36 Finance42 Science | Pending | 2021 |
| DirectView 1772266 · TMA1021253 | DMT Solutions Global Corporation, a Delaware corporation | 9 Electronics | Registered | 2019 |
| DIRECTTERM 1118228 · TMA594424 | BANK OF MONTREAL | 36 Finance | Registered | 2003 |
| DIRECTVIEW 1045206 · TMA577376 | Carestream Health, Inc. a Delaware corporation | 9 Electronics | Registered | 2003 |
| DirecSteer 2307889 | Raven Industries, Inc. | 9 Electronics12 Vehicles | Pending | 2023 |
| DIRECT2PET 2121862 | Mars, Incorporated | 5 Pharmaceuticals31 Fresh35 Advertising+2 | Pending | 2021 |
| DIRECT4 2074462 · TMA1168434 | TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading asTOYOTA MOTOR CORPORATION) | 12 Vehicles | Registered | 2023 |
| DIRECT 1936815 · TMA1137826 | NUTRIAG LTD. | 1 Chemicals5 Pharmaceuticals | Registered | 2022 |
| DIRECTOR 1529391 · TMA824235 | Thomas & Betts International, Inc. | 9 Electronics | Registered | 2012 |
| DIRECTA 1501747 · TMA829055 | an individual | 5 Pharmaceuticals10 Medical44 Medical | Registered | 2012 |
| DIRECTLAB 1478826 · TMA797080 | Directlab Network Inc. | 9 Electronics40 Treatment | Registered | 2011 |
| DIRECT 1477013 · TMA845809 · design | an individual | 35 Advertising | Registered | 2013 |
| DirectRF 1467258 · TMA789719 | Siemens Healthcare GmbH | 10 Medical | Registered | 2011 |
| DIRECTCU 1437737 · TMA821732 | Canadian Credit Union Association Cooperative | 9 Electronics14 Jewellery16 Paper+7 | Registered | 2012 |
| DIRECTV 1008933 · TMA614919 | The DIRECTV Group, Inc. | 9 Electronics16 Paper25 Clothing+2 | Registered | 2004 |
| DIRECTOR 0891864 · TMA552437 | DDP Specialty Electronic Materials US, LLC | 37 Construction40 Treatment42 Science | Registered | 2001 |
| DIRECTOR 0875486 · TMA527698 | Adobe Inc. | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2000 |
| DIRECT3D 0802568 · TMA470300 | Microsoft Corporation | 9 Electronics | Registered | 1997 |
| DIRECTX 0802567 · TMA489947 | Microsoft Corporation | 9 Electronics | Registered | 1998 |
| DIRECTV 0785966 · TMA597021 · design | The DIRECTV Group, Inc. | 9 Electronics37 Construction | Registered | 2003 |
| DIRECTV 0775998 · TMA571546 | The DIRECTV Group, Inc. | 9 Electronics37 Construction | Registered | 2002 |