Commissioner Brophy is a fourth generation Arizonan, born and raised in Phoenix. After graduating North High School, he attended the University of San Diego, graduating with a B.A. in history in 2000.
After college he enlisted in the United States Marine Corps, serving on active duty and reserve from 2002-2010. In 2004, he was assigned to Marine Air Support Squadron 6, Detachment A, in Miramar, California as an air support operations operator. In 2007, he was deployed with the 6th Provisional Security Company to Camp Lemonnier Naval Expeditionary Base in Djibouti, Africa in support of Operation Enduring Freedom, where his unit was responsible for base and regional security.
Commissioner Brophy received an honorable discharge from the Marine Corps Reserve in 2010 with the rank of sergeant. He received his juris doctorate cum laude from the University of San Diego School of Law, and was admitted to the Arizona bar in 2008. He is currently a partner at Jennings, Haug & Cunningham, LLP.
Commissioner Brophy is a member of the American Legion and Veterans of Foreign Wars. He is also on the board of the Madison Education Foundation.