| PulseQR, LLC | |
| PulseSecure | California |
| Pulsiam | California |
| Pulumi Corporation | Washington |
| Pulvinar Neuro | North Carolina |
| Puma Biotechnology, Inc. | California |
| Puma Computers | Indiana |
| Puma Security, LLC | |
| Pumble | California |
| Pumex Computing, LLC | |
| Pumped, Inc. | |
| Pumpkin, Inc. | |
| Pumps & Pipes | |
| Punch Bug Marketing | |
| Punch Clock, Inc. | Florida |
| PUNCH Cyber Analytics Group | Virginia |
| Punch Through Design, LLC | California |
| Punch! Software | Missouri |
| Punch!CAD | Missouri |
| Punchcard Systems, Inc. | |
| Punchh, Inc. | California |
| Punchkick Interactive, Inc. | Illinois |
| Punchmark, LLC | |
| Punjani, Inc. | |
| Punxsy Computer | Pennsylvania |
| Puppet | Oregon |
| PuppyGraph | |
| PUR Biologics, LLC | |
| Puracyp | California |
| PurCell Bio | |
| PurCell Bio, Inc. | |
| Purcellville Computers | Virginia |
| Purchase College | New York |
| Purchasing Platform | |
| Purdue Pharma, L.P. | |
| Purdue Polytechnic Institute Computer Engineering Technology | Indiana |
| Purdue University | Indiana |
| Purdue University - Research Park | Indiana |
| Purdue University Center for Education and Research in Information Assurance and Security | Indiana |
| Purdue University Department of Computer Science | Indiana |
| Purdue University Department of Mathematics | Indiana |
| Purdue University Elmore Family School of Electrical and Computer Engineering | Indiana |
| Purdue University Fort Wayne | Indiana |
| Purdue University Global | Indiana |
| Purdue University Northwest | Indiana |
| Purdue University Purdue Quantum Science and Engineering Institute | Indiana |
| Purdy Electronics Corporation | California |
| Pure Accessibility, LLC | |
| Pure AI | California |
| Pure Bioscience | |