Seeing a Pipe Wrench Plumbing service truck driving around Knoxville, Tenn., is the visual equivalent of getting hit with, well, a pipe wrench. It makes an impression.With a bright-red pipe wrench painted on both sides, the trucks are instantly recognizable. And if the logo doesn’t turn heads, the sleek Isuzu NPR cab-over chassis certainly does the job.“When I tell someone what company I’m with, they say, ‘Oh, yeah, you’re the guys with the big red wrench on the side of the truck,’” says Tom Cambron, who owns the company with Trent Eidemiller. “Branding is very important to us. We track
