At Pipe Wrench Plumbing in Knoxville, Tenn., owners Tom Cambron and Trent Eidemiller have two overriding principles. One is to provide service that is ahead of the competition. Pipe Wrench is forever exploring innovations, in the office and in the field. “We want to be on the cutting edge in service, in the products we provide, and in our operations,” Eidemiller says.The other is the way they run their business. “I believe in a systematic approach to a business,” Cambron says. Being on the cutting edge means taking on technologies like pipe bursting, trenchless water line repairs, and even a















