John George Coumantaros (born 1961) is a Greek-American businessman, the chairman of Flour Mills of Nigeria (FMN) since 2014, and its former CEO.
[1][2] He was born in 1961,[3] the son of George S. Coumantaros, who founded FMN in 1960.
Coumantaros attended the Buckley School (New York City), the Hotchkiss School and has a bachelor's degree in history from Yale University.
[4][2] Coumantaros began his career in 1984 with Southern Star Shipping (owned by his father), and has been president since 2009.
[5] He has been president of Load Line Capital LLC, and a director of Oxbow Carbon LLC since 2007.