 it provides military assistance to friendly foreign governments through the sale of defense articles and services, international agreements and cooperation, comparative testing programs, disclosure of classified information requests, technology transfer, and the development of procedures, instructions and technical data packages.MCTSSA provides test and evaluation, engineering, and deployed technical support for USMC and joint service command, control, computer, and communications (C4) systems throughout all acquisition life-cycle phases.The Marine Corps Systems Command Office of Small Business Programs includes veteran-owned, service-disabled, HUBZone, small disadvantaged, and women-owned small businesses.