| Business | Phone |
| Baker Commodities Inc 9901 N Hurst Ave, Portland 97203 | (503) 240-4440 |
| Darling International Inc Po Box 17201, Portland 97217 | (503) 289-1102 |
| Portland Rendering Co 9901 N Hurst Ave, Portland 97203 | (503) 289-1101 |
| Oregon Oils Inc 1630 Se 8th Ave, Portland 97214 | (503) 233-0818 |