Lange Plumbing Inc. was founded by Steve Lange in 1986, as a division of GMS Builders in Mauston, WI. Today, the day to day operations are overseen and operated by our General Manager, Corey Champlin. The HVAC services have been purchased and are owned/run by Ryan Pfaff. Both, Corey and Ryan, grew up in the Mauston Area and look forward to continue