Koch Construction » Member Listings All current members are listed alphabetically. You may search the full list or filter the results by clicking on a letter. Go back to directory. Add to Address Book. Koch Construction Koch Construction Contact: Brad Metcalf Work 215 E. Main St. Cedar Falls IA 50613 USAwork Work Phone: 319-266-0807work Work Email: email@example.comINTERNET Website: http://www.kochconstruction.org/ Categories: Commercial Roofing, Residential Roofing Updated 6 years ago.