Koch Chemical Co.4111 East 37th Street North, Wichita, Kansas, United States

At Koch, we embrace challenge. It’s in our DNA. It drives us to innovate, fail, and then succeed. Every day. It pushes us to create better products, do more with less, and help people improve their lives. As one of America’s largest private companies with a presence in about 60 countries, we employ more than 120,000 people worldwide -- about 70,000 in the United States. Together, we challenge ourselves to better create life’s essential products including transportation fuels, building materials, consumer products, electronics, fibers, fertilizers and glass.