Bachelor of Science in Fire Science, John Jay College Criminal Justice, New York City, 1976.
His appointment by New York City Mayor Michael R. Bloomberg to succeed Nicholas Scoppetta was announced on 21 December 2009 and became effective on 1 January 2010. Cassano was sworn in on 11 January 2010. On May 9, 2014, Daniel A. Nigro was announced as Cassano"s successor as commissioner of the FDNY, in June 2014.
After serving in the United States Army during the Vietnam War, he began a career as a firefighter in November 1969.
He earned an associate degree in fire protection technology from New York City College of Technology in 1970, and a bachelor of science degree in fire science from John Jay College of Criminal Justice in 1976. Cassano has served in Manhattan and Brooklyn, and has been honored five times during his career for bravery.
He received commendations for meritorious acts between 1979 and 1983 for rescuing five people from burning apartments, all in Brooklyn. Cassano has held every rank in the department during his career (beginning as a firefighter in 1969), and was instrumental in rebuilding the department after 343 firefighters died as a result of the September 11 attacks, after which he was named Chief of Operations.
He was appointed Chief of Department, the highest uniformed position in the department, in 2006, and his appointment as Fire Commissioner was announced by New York City Mayor Michael Bloomberg on 21 December 2009.
He was retained by New Mayor Bill De Blasio on what he emphasized was on an interim basis. A marathon runner, he has run the New York City Marathon four times and has broken the three-hour mark.
Married Theresa Wallace. 5 children.