Warren is president and CEO of the Cascade Corporation, which he joined in 1972. He was named marketing vice president in 1990, was elected president and COO in 1993 and became Cascade CEO in 1996. Warren has served on the ESCO Board since 1986, and he cherishes the memory of his grandfather taking him to a molten metal pour at ESCO when Warren was only six years old.
Warren studied at Boston University and Marlboro College, as well as the Stanford University Graduate School of Business. He is currently active in several community organizations, including the Gable School Foundation Board, the Portland Alano Club Board, the Arlington Club and the Multnomah Athletic Club.