Located in "The Copper Country" of Michigan's Upper Peninsula, Calumet Electronics has established its reputation for manufacturing printed circuit boards that meet the highest standards for quality and performance for over 35 years. CEC has been certified as A Certified HUBZone Small Business Concern by the Small Business Administration. Our boards have certified by the Department of Defense to the Performance Specification MIL-PRF-31032 (including 55110). Our Quality System is registered to ISO9001:2000. The commitment to continuous improvement by our dedicated staff and a state-of-the-art production facility keep our "CEC" printed circuit boards in demand by discriminating customers throughout the world who demand quality, performance, and dependability.