| Company | Category | Area | Address | Web | E-mail | Contact person |
| POLYSTEEL NW INC | Building Materials | Oregon | 16630 SW HARGIS RD, BEAVERTON, Washington, Oregon, 97007-6532, USA |
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Gregory Hunton |
| POLYVALENT PUBLISHING | Books-publishing/printing | Oregon | PO BOX 6629, BEND, Deschutes, Oregon, 97708-6629, USA |
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Nicholas Gilroy |
| POLYVISION CORPORATION | Desks | Oregon | 20563 NW LAPINE WAY, PORTLAND, Washington, Oregon, 97229-2717, USA |
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| POLYWORKS PLASTICS MFG INC | Plastics-Fabricating/Finish/De | Oregon | 7715 NE 33RD DR, PORTLAND, Multnomah, Oregon, 97211-1942, USA |
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