Connecticut-based band Goose launched its summer tour at The Factory in Chesterfield earlier this month. The show sounded and looked great for fans in the room, and those watching a live webcast from home. Few of them knew the sights and sounds arrived, in part, through the work of a Chesterfield company that’s become a force in the concert industry. St. Louis Public Radio’s Jeremy Goodwin reports on the work that happens before a band can hit the stage.