| Business | Phone |
| Climate Engineers 5501 N Towne Pl Ne, Cedar Rapids 52402 | (319) 393-6927 |
| D & S Sheetmetal Inc 5805 Locust Rd Sw, Cedar Rapids 52404 | (319) 362-2472 |
| Midwest Metal Products Co 800 66th Ave Sw, Cedar Rapids 52404 | (319) 366-6264 |
| Pickwick Manufacturing Svc 4200 Thomas Dr Sw, Cedar Rapids 52404 | (319) 393-7443 |