Your Local Plumbing Partner with Over 30 Years of Experience. Cornwell Plumbing has been serving central Indiana since 1993. We started as a small, family-run shop in Pittsboro and grew by doing one thing well: showing up when people needed help and doing the job right. Word spread, neighbors told neighbors, and over three decades later, we’re still here, now serving Hendricks County, the Greater Indianapolis area, and Zionsville, IN. If you need a plumber in Zionsville, IN, you don’t have to wonder what kind of service you’ll get. Our track record speaks for itself: thousands of jobs, big and small, handled with the same level of care. From burst pipes to a water heater that just won’t keep up anymore, chances are we’ve solved the problem before, and we’ll solve it for you, too.