Schools, hospitals and your neighborhood grocery store love Treadwell’s polished concrete and epoxy flooring. Here’s why Will Buchanan and his team shine at floors. You might have walked all over Will Buchanan’s work and never known it. But don’t worry, he doesn’t mind. Buchanan is the founder of Treadwell, an Overland Park company that specializes in polished concrete and epoxy resin flooring. Prairiefire, Price Chopper, Saint Luke’s, the Olathe School…