Impro is a leading global manufacturer of high-precision, high-complexity, mission-critical castings and machined components for diverse end markets. Our manufacturing plants are located in Mexico, China, Mexico, and Germany. Impro integrated business model enables us to provide one-stop solutions to customers for their precision component needs. We produce investment castings with complex design criteria, ranging from a few oz. to 200 lbs. Our iron sand casting technologies include green sand and resin sand casting processes, producing castings from a few lbs to 20 tons. Contact us today! (less)