| PROSTAR 2094392 · TMA1280463 · design | Linde GmbH | 6 Metal7 Machines | Registered | 2025 |
| PROSTAR 2057938 · TMA1242272 | ProStar GeoCorp., Inc. | 42 Science | Registered | 2024 |
| PROSTAR 1978493 · TMA1097629 | MasterCraft Boat Company, LLC | 12 Vehicles | Registered | 2021 |
| PROSTAR 1799440 · TMA1071678 | Prostar Energy Technologies (Canada) GP Ltd., in its capacity as the general partner of Prostar Energy Technologies (Canada) Limited Partnership | 6 Metal7 Machines12 Vehicles+6 | Registered | 2020 |
| PROSTAR 1618703 · TMA895788 | PROSTAR PAINTING & RESTORATION LTD. | 37 Construction40 Treatment | Registered | 2015 |
| PROSTAR 1509505 · TMA839933 | Polaris Industries Inc. | 12 Vehicles | Registered | 2013 |
| PROSTARS 1388552 · TMA753615 | VITRO FLAT GLASS LLC | 37 Construction | Registered | 2009 |
| PROSTAR 1292080 · TMA775311 | International Truck Intellectual Property Company, LLC | 12 Vehicles | Registered | 2010 |
| PROSTAR 0875465 · TMA566255 · design | an individual | 7 Machines9 Electronics12 Vehicles+6 | Registered | 2002 |
| PROSTAR 0785534 · TMA495321 | Linde GmbH | 7 Machines9 Electronics34 Tobacco | Registered | 1998 |
| PROSTAR 0750942 · TMA481204 | PERCLOSE INC. | 10 Medical | Registered | 1997 |
| PROSTAR 2307862 | PROSTAR PAINTING & RESTORATION LTD. | 37 Construction40 Treatment42 Science+1 | Pending | 2024 |
| PROSTAR 2307859 | PROSTAR PAINTING & RESTORATION LTD. | 37 Construction | Pending | 2024 |
| PROSTAR 2307857 · design | PROSTAR PAINTING & RESTORATION LTD. | 37 Construction40 Treatment42 Science+1 | Pending | 2024 |
| PROSTAR 2307854 · design | PROSTAR PAINTING & RESTORATION LTD. | 37 Construction | Pending | 2024 |
| PURESTART 1994019 · TMA1137256 | CUT 45 Nurseries Inc. | 44 Medical | Registered | 2022 |
| PROSTCARE 1119334 · TMA582214 | Natural Factors Nutritional Products Ltd. | 5 Pharmaceuticals | Registered | 2003 |
| PROSTOR 2073259 · TMA1171104 | Owner not shown | 18 Leather22 Ropes | Registered | 2023 |
| PROSTAID 1983741 · TMA1124300 | CANADIAN NEUTRICEUTICAL HEALTH INC. | 5 Pharmaceuticals | Registered | 2022 |
| PRIOSTAR 1879478 · TMA1079395 | Dendritic Nanotechnologies, Inc. | 1 Chemicals | Registered | 2020 |
| PROSTER 1874740 · TMA1060401 | HONGKONG PROSTER TRADING LIMITED | 9 Electronics | Registered | 2019 |
| PROSTORE 1796645 · TMA993725 | Restaurant Equippers, Inc. | 20 Furniture | Registered | 2018 |
| PROSTAID 1630127 · TMA1038049 | an individual | 9 Electronics | Registered | 2019 |
| ProStaff 1459362 · TMA788057 | NIKON CORPORATION | 9 Electronics | Registered | 2011 |
| PROSTAGE 1413573 · TMA805980 | Okamura Corporation | 20 Furniture | Registered | 2011 |