Douglas Mazeffa
Sustainability Director
Lincoln Electric
Doug Mazeffa is the Sustainability Director for Lincoln Electric and a leading expert in Life Cycle Assessment, corporate sustainability, and ESG strategy. Over his 20 years in corporate sustainability, Doug has been the recipient of several achievement awards for his work and has led the development of multiple sustainability standards for chemicals, formulated products, and 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 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, Ohio.