| Row Zero, Inc. | |
| Row64 | Wyoming |
| Rowan College at Burlington County | New Jersey |
| Rowan College South Jersey | New Jersey |
| Rowan Scientific Corporation | |
| Rowan University Department of Computer Science | New Jersey |
| Rowan University Department of Mathematics | New Jersey |
| Rowboat Software | Arizona |
| Rowbotham and Associates | New Jersey |
| Rowe Wireless Networks, LLC | Ohio |
| Rowe Wireless Networks, LLC | Ohio |
| Rownd, Inc. | North Carolina |
| Rowy, Inc. | California |
| Rox software, inc. | Indiana |
| RoxAI | California |
| Roxbury Innovation Center | Massachusetts |
| Roxo | California |
| Roxr Software Ltd | Oregon |
| Royal American Companies | |
| Royal Biologics | New Jersey |
| Royal Communications International, Inc. | California |
| Royal Cyber, Inc. | Illinois |
| Royal Digital Agency | |
| Royal Discount | Colorado |
| Royal Imaging | Texas |
| Royal Markets, Inc. | |
| Royal Media Ltd | New York |
| Royal Oak Computers | Virginia |
| Royal Oak Med | Michigan |
| Royals Advertising, LLC | |
| Royaltri, Inc. | |
| Royalty Pharma | |
| Royce Instruments | California |
| Royco Web Design | Florida |
| Royell Communications, Inc. | Illinois |
| Royer Biomedical, Inc. | |
| Royer Networks | Maryland |
| Royle Media | Oregon |
| RP Design Web Services | Connecticut |
| RP2 USA, Inc. | |
| RPA Electronics, Inc. | Ohio |
| RPA Internet | New York |
| RPA Labs, Inc. | Colorado |
| rpaxis.com, Inc. | New York |
| RPC Electronics | Ohio |
| rPeptide | Georgia |
| RPI Consultants | Maryland |
| RPimaging | Arizona |
| rPlus Energies, LLC | |
| RPlus, LLC | |