| ResilientGrid, Inc. | Texas |
| Resilinc Corporation | California |
| Resilinc Corporation | |
| resistanceBio | California |
| Reslish Works | |
| ResMan | Texas |
| ResMan | |
| Resmark Systems | Utah |
| Resmatic, Inc. | California |
| ResNet AI, Inc. | Texas |
| ResNexus | Utah |
| ReSoft International, LLC | Connecticut |
| Resolian | Pennsylvania |
| Resolian, Inc. | |
| Resolute Digital | Washington |
| Resolute Partners | Vermont |
| Resolute PR | |
| Resolute Science | |
| Resolute Software | Massachusetts |
| Resolute Technologies | Illinois |
| Resolute Ventures, Inc. | California |
| Resolution Biomedical | California |
| Resolution Biomedical, Inc. | |
| Resolution Bioscience, Inc. | Washington |
| Resolution Medical | Minnesota |
| Resolution Partners, Inc. | California |
| Resolution Research & Marketing, Inc. | Colorado |
| Resolution Tech​nology Analytics, LLC | |
| Resolution-3D, LLC | Alaska |
| Resolve Corporation | California |
| Resolve Digital, LLC | California |
| Resolve Tech Solutions, Inc. | Texas |
| Resolve Therapeutics, LLC | |
| Resolve Therapeutics, LLC | |
| Resolve.ai | California |
| Reson Design, Inc. | Minnesota |
| Resonance Holding, Inc. | Delaware |
| Resonant Energy | Massachusetts |
| Resonant Sensors | |
| Resonant, Inc. | California |
| Resonate Networks, Inc. | Virginia |
| Resonate, Inc. | California |
| Resonetics | New Hampshire |
| Resort Data Processing | Colorado |
| Resort IT | Florida |
| Resoundant, Inc. | Minnesota |
| Resource Communications, Inc. | Illinois |
| Resource Data, Inc. | |
| Resource Exploration, LLC | Colorado |
| Resource Innovations, Inc. | California |