Founded in 1982, Microwave Monolithics Incorporated supplies custom microwave components and subsystems. It maintains a more than 24,000-square-foot facility. The company s MicroPLB product is a signal device that is activated in life threatening emergency conditions. Microwave Monolithics serves several government agencies throughout the United States. The company has design and characterization laboratories. Microwave Monolithics operates 24 hours a day.