T3 Defense Inc. acquires and operates aerospace and defense businesses in the United States and Israel. Its activities include supplying generators for Iron Dome launchers and defense systems; defense and aerospace applications such as GPS-denied navigation, 3D mapping, simulation systems, and AI training platforms; motion control systems for military and civilian use; and distribution of advanced drone payload systems for defense and homeland security markets. The company also provides unmanned aerial systems and services, and designs, develops, and manufactures fully integrated electro-mechanical machines and sophisticated assembly lines. It is additionally involved in aviation and defense infrastructure, including logistics hubs, maintenance, repair, and operations facilities, and aircraft modernization. The company was formerly known as Nukkleus Inc. and changed its name to T3 Defense Inc. in February 2026. T3 Defense Inc. was founded in 2013 and is headquartered in New York, New York.