Extreme Engineering Solutions (also known as X-ES) is a company that specializes in the design, manufacture, testing, and support of hardware and software solutions for the embedded computing market. It provides single-board computers, processor mezzanine modules, ruggedized extended temperature systems, networking input-output modules, embedded routers, ethernet switches, solid-state storage drives, development chassis, and other products. The company caters to the military and aerospace, communications, custom solutions, industrial, and commercial industries.