Montana Aerospace AG design, develop, and manufacture system components and assemblies worldwide. It operates through Aerostructures, E-mobility, and Energy segments. The Aerostructures segment develop and manufacture mission-critical aircraft parts, which includes structural components for fuselage and wings, as well as critical engine components, and functional components for cabin interiors.

Its E-mobility segment engages in the production of components and assemblies, which includes e-battery system, structural components, crash management, fluid and roof systems, and exteriors, as well as chassis, seat structure, and battery housing, cover, caring and cooling solutions. The Energy segment offers system-critical components for the energy infrastructure, which includes copper refinement and insulation systems; and provides bare wire manufacturing, enamel insulation, transposing, and other insulation system solutions. The company was founded in 1814 and is headquartered in Reinach, Switzerland.

Montana Aerospace AG operates as a subsidiary of Montana Tech Components AG.