Kinder chairs oil and gas pipeline giant Kinder Morgan, the largest U.S. energy infrastructure firm, which owns or operates 84,000 miles of pipeline. He cofounded Kinder Morgan in 1997 after stepping down as president of energy and commodities firm Enron Corp. Kinder stepped down as CEO of Kinder Morgan in June 2015. His Kinder Foundation funds education, urban green space and quality of life initiatives in Houston. In October 2015, Kinder donated $25 million to the University of Missouri to support studies of the U.S. constitution.