WASHINGTON — A company with a Huntsville office and another Huntsville-based business recently received multimillion contracts through the Department of Defense.

Massachusetts-based Charles Stark Draper Laboratory was awarded a $308,270,645 cost-plus-fixed-fee contract from the Navy for specialized engineering efforts for Conventional Prompt Strike Inertial Navigation Measurement and analysis, flight-testing support, Global Positioning System applications and Electro Optical Alternate Navigation, and guidance and reentry subsystems.

Along with its headquarters, the Huntsville office will perform some of the work. The project is expected to be completed Sept. 30, 2029.

Sun Test Systems of Huntsville was awarded a $20,678,735 Army contract for production of the Aviation Ground Power Unit 1.1.

Work locations and funding will be determined with each order, with an estimated completion date of March 11, 2030, the Army said.

The Army Contracting Command on Redstone Arsenal is the contracting activity.