DDS Roofing recently completed a new roof on a building for the Philadelphia Union. The Philadelphia Union is an American professional soccer club based in the Philadelphia metropolitan area. The Union compete in Major League Soccer (MLS) as a member of the Eastern Conference. Founded on February 28, 2008, the club began playing in 2010 as an expansion team. The club’s home stadium is Subaru Park, a soccer-specific stadium located in Chester, Pennsylvania on the banks of the Delaware River.