As a player, Conner was a standout player at Edison High School. Following his high school career, Conner went on to play at Norfolk State and Marymount University where he was a four year starter, earning All-Conference honors three of his four years, and All-State and All-Region honors his Junior season. As and INF and a Pitcher in college and a catcher in HS Coach Hall is currently running Hitting/Pitching and Catching Lessons at MBA.  Conner is now also an assistant coach at Marymount University, and is a head coach with the Metropolitan Senators travel program.  Conner was recently honored as a member of the All-Decade Team as a standout player at Marymount University.

Mike was an All-District high school player, American Legion All-Star and All-Conference collegiate player at Shenandoah University.  Mike coached at Hayfield High School in Alexandria, VA from 2003-06 where he served as the head varsity coach in 2006.  Mike was named the 2006 Patriot District Coach of the Year, leading the Hawks to a school-record 17 wins and an overall record of 17-6 (13-3). Mike also served as the head varsity baseball coach at Bishop Ireton High School in Alexandria, VA from 2007–2013. Mike was named the 2008 Washington Catholic Athletic Conference (WCAC) Coach of the Year after leading the Cardinals to the school’s first-ever and back to back WCAC title games in 2008 and 2009, leading the Cardinals to 4 (VISAA) State Tournaments.  Additionally Coach Gallagher was Head Coach at Robinson HS in Burke, VA from 2019 – 2022, again leading the Rams to a 15 win season in his first year which is the most wins for the program since 2006.  Mike is currently the Varsity Hitting Coach at Paul VI Catholic HS in Chantilly, VA.

The founder and owner of Dominion Baseball Academy (2004) and the former DBA Dragons travel baseball program. has since transitioned to Metro Baseball Academy and the Metro Senators.

Mike resides in Manassas, VA, with his wife Kristin and 2 children Ryan and Phoebe.