Douglas Mazeffa

Doug Mazeffa is the Vice-President of Sustainability for Associated Materials and a leading expert in Life Cycle Assessment, corporate sustainability, and ESG strategy. Before joining Associated Materials, Doug was the Global Sustainability Director for Sherwin-Williams. He has been the recipient of several achievement awards for his sustainability work and has led the development of multiple sustainability standards for building materials. He is also a highly sought-after speaker including lecturing at over a dozen Universities as well as presenting at numerous national conferences, webinars, radio shows, and television programs. Doug has been cited as a sustainability expert in dozens of major media outlets such as BBC, CNN, and USA Today. Doug acquired his master’s degree in Corporate Environmental Management from the Donald Bren School of Environmental Science and Management and completed his undergraduate work at Miami University. Finally, Doug has been elected and chaired or vice-chaired over a dozen advisory committees with groups such as the US Green Building Council, the American Coating Association, and Society of Environmental Toxicology and Chemistry. A former All-American and national chess champion, Doug presently resides in Cleveland, OH with his wife and two children.