| Principal Service Solutions | California |
| Principia College | Illinois |
| Principle Logic, LLC | Georgia |
| Principled Design | New York |
| Prinet | California |
| Prineta, LLC | Kansas |
| Pringle Software Technologies Pvt Ltd | South Dakota |
| Prinke Software Systems, Inc. | Illinois |
| Prinston Pharmaceutical | |
| Print Manager | |
| Print Reach, Inc. | Florida |
| Printavo, Inc. | Illinois |
| PrintBio, Inc. | |
| Printech Global Secure Payment Solutions | Florida |
| Printed Circuit Engineering Association | California |
| Printed Circuit Solutions, Inc. | California |
| Printed Circuits Corporation | Georgia |
| Printed Circuits, LLC | Minnesota |
| Printegra | California |
| Printer Experts | Arizona |
| Printer Ready Corporation | Michigan |
| Printer Repair Service | North Carolina |
| Printer Showcase | Georgia |
| Printer Solutions | North Dakota |
| PrinterAdmin Software | Utah |
| PrinterLogic | Utah |
| Printerm DataScribe, Inc. | New York |
| PrinterPrezz, Inc. | California |
| Printers Software, Inc. | Florida |
| PrinterShare | Kansas |
| PrinterStop | North Carolina |
| PrinterTechs.com | Wisconsin |
| Printfection, LLC | Colorado |
| Printgreener.com | Oregon |
| Printify, Inc. | California |
| PrintLimit, LLC | |
| PrintReleaf, Inc. | Colorado |
| Printronix | California |
| PrintScan | New York |
| PrintStar | Pennsylvania |
| Printunl, Inc. | |
| PrintUSB | California |
| Prion Software | |
| Priori Legal, Inc. | |
| PriorIT | Massachusetts |
| PRIORITY Data Services, Inc. | Ohio |
| Priority Dispatch Corporation | Utah |
| Priority Media | |
| Priority Payment Systems, LLC | Georgia |
| Priority Software, Inc. | Alabama |