Rob Zimmerman, LEED-AP, is currently the senior staff engineer for Water Conservation Initiatives at Kohler Co. Zimmerman is involved with all aspects of water conservation related to plumbing fixtures and faucets. Some of his responsibilities include working with government regulators and water utilities on water conservation program development, helping professionals in the green building industry understand how to design water-efficient buildings, and supporting and growing Kohler’s line of water-efficient plumbing products. He is a member of AWWA and the Wisconsin Water Resources Association, regularly participates in meetings of the Plumbing Manufacturers Institute and California Urban Water Conservation Council, and is a member of the steering committee that helped advise EPA on the formation of its new water-efficient product labeling program called WaterSense.