Dunn joins the Broncos in 2010 for the stretch run to the playoffs. An alumni of Manhattanville College, Dunn played primarily as a catcher.

In his four seasons with the Valiants, Dunn played in 112 games, and hit .326 with five home runs and 109 runs batted in. Dunn received several postseason accolades, including three First Team All-Conference selections (Skyline Conference 2005, 2007, Freedom Conference 2008).  Dunn was also a Second Team selection for the New York All-Region team in 2007.

After Dunn graduated from Manhattanville, he joined the coaching staff at SUNY Purchase College. There he made the conversion from catcher to pitcher.