Wintrust Field is a stadium in Schaumburg, Illinois, formerly known as Boomers Stadium and Alexian Field. It is now home to the Schaumburg Boomers of the Frontier League which began play in May 2012 and captured the first-ever professional baseball championship for Schaumburg in 2013. It is primarily used for baseball, and was the home field of the Schaumburg Flyers baseball team from 1999 through 2010 before the Boomers resurrected the facility for pro baseball in 2012.