| REDACTO 1582182 · TMA879763 | Association des policières et policiers provinciaux du Québec | – | Registered | 2014 |
| REDACTED 1864279 · TMA1030172 | Redacted, Inc. | 36 Finance | Registered | 2019 |
| REDACTED 1819813 · TMA1083406 | Redacted, Inc. | 9 Electronics36 Finance42 Science+1 | Registered | 2020 |
| Rédactia 1652076 · TMA953682 | an individual | 9 Electronics16 Paper35 Advertising+1 | Registered | 2016 |
| Retictor 2219648 | PlanET Biogas Group GmbH | 6 Metal7 Machines11 Lighting+2 | Pending | 2022 |
| REDACTINE 2344405 | an individual | 1 Chemicals5 Pharmaceuticals31 Fresh | Pending | 2024 |
| READYSTOR 2278069 | D & H Distributing Company | 39 Transport | Pending | 2023 |
| Redagod 2263321 · TMA1283239 | Shenzhen weifengxiyu technology Co. LTD | 9 Electronics | Registered | 2025 |
| REDUCT 1350909 · TMA729149 | REDUCT, a joint stock company organized and existing under the laws of Belgium | 9 Electronics | Registered | 2008 |
| ROTECTOR 0434716 · TMA240571 | Owner not shown | 9 Electronics | Registered | 1980 |
| ReadyStore 1935299 · TMA1250371 | Electrolux Home Products, Inc. | 21 Housewares | Registered | 2024 |
| REDTASTIK 2035798 · TMA1161180 · design | an individual | 14 Jewellery16 Paper25 Clothing+1 | Registered | 2023 |
| RADSTER 2284407 · TMA1278004 | Rad Power Bikes Inc. | 9 Electronics12 Vehicles | Registered | 2024 |
| RADSTREET 2173882 · TMA1277394 | Rad Power Bikes Inc. | 9 Electronics12 Vehicles | Registered | 2024 |
| RDSTR 2159702 · TMA1231202 | an individual | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2024 |
| ROADSTER 2154697 · TMA1191103 | Merit Medical Systems, Inc. | 10 Medical | Registered | 2023 |
| ROADCODE 2126474 · TMA1234340 · design | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics12 Vehicles16 Paper+1 | Registered | 2024 |
| Rootside 2090348 · TMA1170231 | Rootside Provisions Ltd. | 32 Beer33 Wine | Registered | 2023 |
| REDCAT 2012937 · TMA1109486 | Namero, LLC | 28 Toys35 Advertising40 Treatment | Registered | 2021 |
| RODEXIT 2011641 · TMA1128437 · design | an individual | 6 Metal8 Hand17 Rubber | Registered | 2022 |
| REDSTONE 2008198 · TMA1279936 | Thorlabs, Inc. | 9 Electronics | Registered | 2025 |
| RADIOACTIVE 1983992 · TMA1275108 | FOREO Ltd. | 3 Cosmetics8 Hand10 Medical+2 | Registered | 2024 |
| RADKOTE 1940152 · TMA1155688 | Actega North America, Inc. | 1 Chemicals | Registered | 2022 |
| ROWDYACTIVIST 1925651 · TMA1111725 | INTERPLANET PRODUCTIONS LIMITED | 3 Cosmetics14 Jewellery25 Clothing+2 | Registered | 2021 |
| READYSTREAM 1922297 · TMA1126720 | an individual | 9 Electronics | Registered | 2022 |