Founded in 1849, Ducommun is the oldest company in California. Evolving from a hardware supply store opened by Charles Ducommun in Los Angeles during the California Gold Rush, the company assisted in the birth of the aerospace industry in Southern California by providing aircraft aluminum to early aerospace pioneers like Lindbergh, Douglas and Lockheed. Today, Ducommun is a global provider of innovative manufacturing solutions for customers in the aerospace, defense and industrial markets. We specialize in two core areas – Electronic Systems and Structural Systems – to produce complex products and components for commercial aircraft platforms, mission-critical military and space programs, and sophisticated industrial applications. Our company is organized to leverage our full spectrum of capabilities through common, companywide processes and value-added services like new product introduction, supply chain strategies, and program management that create value for the customer and to facilitate ease of doing business. OUR MISSION Ducommun Incorporated is dedicated to providing the aerospace and defense industry with leading engineered products, differentiated electronic and structural manufacturing and assembly services, and aftermarket support. The Company supplies proprietary products and services that deliver meaningful value to our customers and aspires to contribute to the advancement of the Aviation, Defense and Space industries. All stakeholders including our communities are supported in our mission as we strive for the highest levels of service in every area. • Publicly traded (NYSE: DCO) • Corporate headquarters: Costa Mesa, CA