Precision Aero Services (also known as Midwestern Aviation Group) is a provider of composite bonding and chemical processing services for the aerospace industry. It specializes in the composite and metal bonding repair of airframe components such as flight controls and structures, air brakes, spoilers, rudders, flaps, aileron elevators, leading edges, slats, trailing edges, and tabs for corporate and commercial aircraft. The company also repairs secondary structures and nacelle components.