R.J. Industries, Inc. is a Long Island, NY based construction firm that specializes in Wastewater Treatment Plant construction and other infrastructure work. Our experienced management team is enhanced by its expert field staff excelling at performing the respective general and mechanical trades. We maintain a total commitment to safety, quality and we value our clients, staff and community. Past and current clients include the State of New York, City of New York, Nassau County, NY, DPW and Suffolk County, NY, DPW. Our areas of expertise include: Wastewater Treatment Wastewater treatment is a process to convert wastewater into an effluent that can be either returned to the water cycle with minimal environmental issues or reused. Clean Water Treatment Water purification is the process of removing undesirable elements from contaminated water. The goal is to produce water fit for a specific purpose. Underground Fuel Storage Tanks Underground storage tanks include any one or combination of tanks including connected underground pipes that are used to contain regulated substances. School Construction RJI works directly with school districts to complete a multitude of projects. Some include science laboratories, restrooms, drainage systems, and landscaping projects. General & Mechanical Construction RJI professionals repair piping, and the installation of major equipment, including the construction of fully operable ground water extraction and treatment plants. Safety Our main concern at RJ is the welfare of our staff. It is everyone’s responsibility to promote a safe and accident free work environment.