Serving clients throughout Illinois and beyond since 1962, John’s Service & Sales is a family-owned business that provides customers with superior workmanship and exceptional customer service through honesty and integrity. We are available 24/7 to serve our customers in their hour of need—whether it be commercial or residential plumbing, refrigeration, or appliance needs. When it comes to quality, we are at the top of the list because of our knowledgeable staff and technicians. John’s Service and Sales has been designing and installing HVAC and plumbing systems since its inception. Our highly trained designers, estimators, project managers, and foreman will bring your project from idea to actuality to completion, with the high quality and exceptional customer satisfaction that we’ve become known for.