C.R. Leonard Plumbing & Heating, Inc. is trusted by architects, contractors, and owners of businesses for over 30 years with their projects, starting from conception to maintenance. Our goal is to provide a safe, efficient, and economical installation for all parties involved. C.R. Employees of Leonard are certified welders, licensed plumbers in Illinois and able to perform Backflow prevention inspections. Our trade is specialized in plumbing, heating and process piping. Every person working on a construction project is responsible for safety, from the supervisor to the tradesmen in the field. The goal of any project is to be safe and effective. C.R., remembering that the standards established by OSHA were minimal. Leonard's program has been implemented with standards and a level of performance that will always exceed OSHA expectations. C.R. All Leonard employees must follow the same rules as all Contractors and Subcontractors.