 We welcome both contractors and homeowners to experience our commitment to customer service. For 22 years running, builders have used Anderson Windows more than any other brand. Visit Leatherman Supply to see Anderson Windows on display. Anderson Windows, more than just a window, their peace of mind. Leatherman Supply in Goshen and Granger, a name you can trust because we help you see it through. The Indiana Adventure is here. Come to Grant County this year.