| Business | Phone |
| Thermal Design Inc 7000 Sw Vermont St # 306, Portland 97223 | (503) 245-1930 |
| Thermafiber 7610 Se 30th Ave, Portland 97202 | (503) 775-0438 |
| Specialty Products & Insltn 6709 Ne 59th Pl # 8, Portland 97218 | (503) 282-3275 |
| Pure Distribution Inc 3342 Nw 26th Ave # 14, Portland 97210 | (503) 248-9662 |