David G. Kujawski has 42 years of experience in water and wastewater treatment systems engineering, having performed projects in over 200 treatment facilities including 52 U.S. oil refineries and 13 Latin America oil refineries. He founded Refinery Water Engineering & Associates Inc. (RWE), a small environmental engineering firm uniquely specialized on oil refinery applications, and served as its COO for twelve years. Kujawski earned a B.S. in chemistry at St. John’s University and a process engineering degree from Chevron’s Engineering Certification Program, which included graduate work at the University of Texas and UCLA.