| PARKDALE 1497207 · TMA874104 | an individual | 9 Electronics25 Clothing32 Beer+5 | Registered | 2014 |
| PARKDALE 1024988 · TMA544870 | Utility Structures Inc. | 19 Building | Registered | 2001 |
| PARKCAD 1213104 · TMA642197 | TRANSOFT SOLUTIONS INC. | 9 Electronics | Registered | 2005 |
| ParkAid 1187564 · TMA654897 | Imperial Parking Canada Corporation | 37 Construction39 Transport | Registered | 2005 |
| PARKAID 2053304 | ParkAid Ventures Ltd | 9 Electronics39 Transport42 Science | Pending | 2020 |
| PureAction 2246620 · TMA1265820 | Owner not listed | 11 Lighting | Registered | 2024 |
| PRESIDENT 2242118 · TMA1206722 · design | Owner not shown | 34 Tobacco | Registered | 2023 |
| PROSTRETCH 2239341 · TMA1227450 | MEDI-DYNE HEALTHCARE PRODUCTS, LTD. | 10 Medical28 Toys | Registered | 2024 |
| PRESTO 2238964 · TMA1267052 | Owner not listed | 35 Advertising | Registered | 2024 |
| POWERQUAD 2238750 · TMA1254216 | GUARDAIR CORPORATION | 7 Machines | Registered | 2024 |
| PREXTRACT 2229838 · TMA1245646 · design | Amorepacific Corporation | 3 Cosmetics | Registered | 2024 |
| POWERSTRAP 2216554 · TMA1245444 | Franklin Sports, Inc. | 28 Toys | Registered | 2024 |
| POWERSTOP 2207248 · TMA1228437 | Volvo Car Corporation | 9 Electronics37 Construction | Registered | 2024 |
| POWERSTONE 2198531 · TMA1237494 | LONGTECH INTERNATIONAL PTE. LTD. | 7 Machines | Registered | 2024 |
| PROACTIVPLUS 2197919 · TMA1262791 · design | Taro Pharmaceuticals U.S.A. Inc. | 3 Cosmetics5 Pharmaceuticals | Registered | 2024 |
| PROACTIVSOLUTION 2195379 · TMA1262784 · design | Taro Pharmaceuticals U.S.A. Inc. | 3 Cosmetics5 Pharmaceuticals | Registered | 2024 |
| PROSTEP 2189079 · TMA1232821 | HOYU KABUSHIKI KAISHA, ALSO TRADING AS HOYU CO. LTD. | 3 Cosmetics | Registered | 2024 |
| PARSWOOD 2175546 · TMA1227045 | PARSWOOD Inc. | 11 Lighting | Registered | 2024 |
| PROCIDO 2175156 · TMA1227028 | an individual | 45 Legal | Registered | 2024 |
| PUREACTIV: 2173785 · TMA1224564 | TOM'S OF MAINE, INC. | 3 Cosmetics | Registered | 2024 |
| PROSTAVISION 2165421 · TMA1277355 · design | ABX advanced biochemical compounds - Biomedizinische Forschungsreagenzien GmbH | 5 Pharmaceuticals | Registered | 2024 |
| PROSTAPRESS 2159357 · TMA1218432 | VITAZAN HERBS & VITAMINS INC. | 5 Pharmaceuticals | Registered | 2024 |
| PRACTICARE 2155131 · TMA1207695 | CARA Learning Systems Inc. | 9 Electronics41 Education | Registered | 2023 |
| PROCKET 2152874 · TMA1189920 | an individual | 9 Electronics | Registered | 2023 |
| PheroCode 2151902 · TMA1205370 | Pherolec Global Limited | 1 Chemicals3 Cosmetics | Registered | 2023 |