| Business | Phone |
| Industrial Power Systems 5422 Se International Way, Portland 97222 | (503) 786-6488 |
| Applied Industrial Tech Inc 5041 Nw Front Ave, Portland 97210 | (503) 248-1700 |
| Tompkins Industries 12822 Ne Airport Way, Portland 97230 | (503) 255-7995 |
| Spencer Industries Inc 2230 Ne Columbia Blvd, Portland 97211 | (503) 249-2835 |
| Pto Specialties 5781 Ne Columbia Blvd, Portland 97218 | (503) 284-9100 |
| Precision Hydraulics 2715 Nw Saint Helens Rd, Portland 97210 | (503) 228-7133 |
| Pds Hydraulics Inc 12303 Se 147th Ave, Portland 97236 | (503) 658-5884 |
| Northwest Nopak Inc 2409 N Kerby Ave, Portland 97227 | (503) 282-4581 |
| Nw Air & Hydrolics 714 N Columbia Blvd, Portland 97217 | (503) 240-4761 |
| Hydra Power Systems Inc 5445 Ne 122nd Ave, Portland 97230 | (503) 777-3361 |
| Kinnear Specialties Inc 2700 Nw Sherlock Ave, Portland 97210 | (503) 224-4414 |