| Business | Phone |
| Tncc Inc 11057 Se Division St, Portland 97266 | (503) 257-9292 |
| Sunset Environmental/Fuel 2357 Se 50th Ave, Portland 97215 | (503) 236-6359 |
| Soil Solutions 3540 Se 28th Ave, Portland 97202 | (503) 234-2118 |
| Cascade Environmental Svc 1001 Se Water Ave, Portland 97214 | (503) 233-1193 |
| Pacific Northern Environmental 9420 Nw Saint Helens Rd, Portland 97231 | (503) 247-3437 |
| Investment Advisory Svc 1331 Sw Broadway # 103, Portland 97201 | (503) 227-5890 |