| Company | Location |
|---|---|
| PolyInsight LLC | Akron, Ohio, United States |
| Polymicro | Karlsruhe, Netherlands |
| Polysciences Inc. | Warrington, Pennsylvania, United States |
| Polytec PI Inc. | Auburn, Massachusetts, United States |
| Polytec, Inc. | Irvine, California, United States |
| Port Tech Los Angeles | San Pedro, California, United States |
| Portage Venture Partners | Northfield, Illinois, United States |
| Positron Systems Inc. | Boise, Idaho, United States |
| Postnova Analytics Europe | Landsberg Lech, Germany |
| Potomac Photonics | Lanham, Maryland, United States |
