About Us Ever eat an Impossible Burger, cooked plant-based chicken, or recycled a plastic water bottle? There isn’t a facet of modern life that chemical engineers haven’t touched. Chemical engineers have been part of almost every major development from plastics and fibers to unleaded gasoline to solar power and medicines. If it’s modern, chemical engineers helped make it happen. AIChE is a professional society of more than 60,000 chemical engineers in 110 countries. Its members work in corporations, universities and government, using their knowledge of chemical processes to develop safe and useful products for the benefit of society. Through its varied programs, AIChE continues to be a focal point for information exchange on the frontiers of chemica