| Profit Enhancement Services, Inc. | Massachusetts |
| Profit Finder Pro Software | Arizona |
| Profit Gate Web, Inc. | Florida |
| Profit Now Solutions, LLC | Georgia |
| Profit Power, Inc. | New York |
| Profit Solutions | |
| Profit Systems | Colorado |
| ProfiTech, LLC | New York |
| ProfiTel Group, LLC | Georgia |
| Profitero, Inc. | Massachusetts |
| ProfitFab | Texas |
| Profitics | Illinois |
| ProfitKeeper | |
| ProfitKey | New Hampshire |
| ProfitSolv | |
| ProfitSource | Wisconsin |
| ProfitStars | Nebraska |
| Profitual, Inc. | |
| Profluent | |
| ProFORCE Integrated Solutions, LLC | Florida |
| Proforce Software Corporation | Arizona |
| Proforma | |
| Proforma Idea Press | |
| Proforma IDology Marketing Group | |
| Proformative | |
| proformUX | North Carolina |
| Profound Logic Software, Inc. | Ohio |
| ProFound Software Solutions, LLC | Indiana |
| Profounda Pharmaceuticals | |
| ProfoundBio | Washington |
| Profusa, Inc. | California |
| Progatix | |
| ProgenaBiome, LLC | |
| Progenesis | California |
| Progenicyte Therapeutics, Inc. | Illinois |
| Progenra, Inc. | Pennsylvania |
| Progent Corporation | California |
| Progentec Diagnostics, Inc. | Oklahoma |
| Progentos | |
| Progeny Software, LLC | Florida |
| Progilisys | |
| ProgNeo | |
| PrognomiQ | California |
| Prognos Health | |
| Programix, Inc. | Minnesota |
| ProgrammableWeb | California |
| Programmed Test Sources, Inc. | Massachusetts |
| Programmer Solutions, Inc. | Illinois |
| Programmers.io | |
| Programming Plus | New York |