Ursa Major Technologies is an American aerospace and defense company that focuses on developing and manufacturing advanced propulsion systems. Founded in 2015 by Joe Laurienti, a former engineer from SpaceX and Blue Origin, the company is headquartered in Berthoud, Colorado, with additional facilities in Youngstown, Ohio. Ursa Major is known for its innovative use of 3D printing and modular architectures, which enable the production of scalable and cost-effective propulsion solutions. The company specializes in a range of services, including the design and development of liquid rocket engines, solid rocket motors, and hybrid propulsion systems. Ursa Major also integrates advanced technologies for hypersonic vehicles and tactical missile systems. Its flagship products include the Hadley Engine, which is a reusable oxygen-rich staged combustion engine, and various solid rocket motors designed for rapid production. Ursa Major serves diverse customers, including the U.S. government, military, and commercial space enterprises, contributing significantly to national security and aerospace innovation.