Thomas M. O'Brien is president and CEO of State Bank of Long Island and State Bancorp, Inc.

Thomas began his banking career in 1977 at North Side Savings Bank in New York City, where he was appointed CEO at age 33. In 2000, he joined Atlantic Bank of New York as president and CEO and member of its Board of Directors. He remained with the bank until its sale in 2006.

Thomas is an independent trustee for Prudential Insurance Company's $65 billion insurance mutual fund complex, a trustee for Catholic Healthcare System of New York and the Catholic Healthcare Foundation, Inc., and a trustee for Niagara University. At the moment he is the president of the Society of the Friendly Sons of Saint Patrick in New York. He also founded the Galway Bay Foundation, Inc.

Thomas holds a BA from Niagara University and an MBA from Iona College. His father's Irish heritage lies in Clare and his mother's in Galway. He is married with three children.

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