For over 30 years, Design Engineering, Inc. (DEI) has been the industry leader in advanced heat and sound control solutions, specializing in high-performance materials engineered to manage thermal energy and reduce noise & vibration in demanding manufacturing and product production environments. Using cutting-edge composites, insulation technologies, and precision manufacturing processes, DEI develops solutions that improve efficiency, protect critical components, and enhance overall system performance. With extensive custom cutting and fabrication capabilities, DEI delivers application-specific products tailored to exact specifications—supporting both small-batch projects and large-scale production. Our experience in automotive, agricultural equipment and OEM manufacturing applications, allows us to partner with companies of all sizes to solve complex heat and noise challenges with innovative, reliable, and high-quality solutions.