| Business | Phone |
| C K Industries Inc 6860 Sw Atlanta St, Portland 97223 | (503) 624-6070 |
| Airflow Control 9021 Ne Killingsworth St # A, Portland 97220 | (503) 257-0299 |
| Vanco Sheetmetal Inc 4641 Ne 135th Ave, Portland 97230 | (503) 408-7910 |
| Arctic Sheet Metal 2310 Ne Columbia Blvd, Portland 97211 | (503) 288-5844 |
| Arjae Hvac/R Svc 5510 Se Mcloughlin Blvd, Portland 97202 | (503) 231-7717 |
| Artic Sheet Metal 1255 Nw 9th Ave, Portland 97209 | (503) 525-5835 |
| B & K Sheet Metal Inc 5934 Ne 105th Ave, Portland 97220 | (503) 281-3626 |
| Summit Inc 2324 Ne 82nd Ave, Portland 97220 | (503) 253-8988 |
| Streimer Sheet Metal Works Inc 740 N Knott St, Portland 97227 | (503) 288-9393 |
| Specialty Metal Fabricators 7561 Ne 33rd Dr, Portland 97211 | (503) 281-0059 |
| Schmeer Sheet Metal Works 2376 Nw Thurman St, Portland 97210 | (503) 222-4911 |
| Scientific Research Co 4018 N Williams Ave, Portland 97227 | (503) 281-7048 |
| Rusch & Son Metal Fab 4250 Ne Killingsworth St, Portland 97218 | (503) 281-3625 |
| Quality Tin Craft 7227 Se Foster Rd, Portland 97206 | (503) 777-3048 |
| Rci Architectural Sheetmetal 7030 Ne 46th Ave, Portland 97218 | (503) 284-6361 |
| Precision Sheet Metal Svc 9208 N Peninsular Ave, Portland 97217 | (503) 285-7300 |
| Faris Sheet Metal Inc 102 Se 99th Ave, Portland 97216 | (503) 255-1611 |
| Montavilla Sheet Metal Works 5736 Ne Glisan St, Portland 97213 | (503) 238-6300 |
| Mc Bride Sheet Metal 2623 Se Raymond St, Portland 97202 | (503) 235-2813 |
| Mechanical Inc 6224 Sw Luradel St, Portland 97219 | (503) 244-1730 |
| Kenco Construction 1126 Sw Curry St, Portland 97239 | (503) 222-5235 |
| L S Manufacturer 5924 Se 42nd Ave, Portland 97206 | (503) 262-0348 |