Kopetz Mfg. LLC. is a custom plate fabrication facility located in Decatur, Illinois. Kopetz fabricates ASME pressure vessels and TEMA unfired heat exchangers. We specialize in chemical processing equipment, shell & tube heat exchangers and LNG vaporizers.  Our fabrications have been shipped all over the world to countries including: China, Brazil, Japan, Turkey, Germany, Indonesia, Taiwan, India, Columbia and Korea.  Kopetz Mfg. LLC has attained a Manufacture License of Special Equipment, People’s Republic of China (“SQL Stamp”).