Dow Corning was formally established in 1943 as a joint venture between the American conglomerates Dow Chemical and Corning Glass to explore the potential of silicone and was a manufacturer of products for use by the U.S. military in World War II. The company began operating its first plant, in Midland, MI, in 1945. Dr. E. C. Sullivan was named president, and Dr. William R. Collings was named general manager in 1943. Dr. Collings later became president from 1954 until 1962. It expanded into Canada and Europe in 1948, and into South America and Japan in 1961.