"Residential & Commercial Plumbing in Metro Detroit Welcome to John’s Plumbing, providing exceptional plumbing services including residential plumbing & commercial plumbing throughout the Metro Detroit area. We offer unparalleled service, trained professionals and competitive prices. John’s Plumbing is a full-service plumbing contractor in Metro Detroit, Easte Pointe, St. Clair Shores, Grosse Pointe, and Roseville servicing and installing complete plumbing systems. Our company is built on the principles of making quality products and providing reliable service. Our Detroit plumbing company has enjoyed sustained growth and success based on referrals and pride of workmanship. Our highly experienced certified technicians are equipped with the newest technology in order to diagnose, repair and replace any plumbing problem.