| Business | Phone |
| John Wright Design 107 Se Washington St # 216e, Portland 97214 | (503) 232-1973 |
| Kunzweiler Inc 740 N Russell St, Portland 97227 | (503) 493-7203 |
| Research Architecture Design Development LLC (RADD) 5420 NE 35th Place, Portland 97211 | (503) 720-7501 |