| Business | Phone |
| Wood-Lam Structures Inc 2828 Se 14th Ave, Portland 97202 | (503) 239-7276 |
| Ariel Truss Co Portland 97204 | (503) 224-5613 |
| Boise Cascade Bci Joists 700 N Hayden Island Dr # 301, Portland 97217 | (503) 247-9335 |
| Evergreen Truss Co Inc Portland 97204 | (503) 221-1475 |