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Julie Buffenbarger, FACI, LEED™ AP BD+C, serves as Construction Specialist for Lafarge. Her role is to promote cement, supplementary cementitious materials, specialty concrete mixtures, and sustainable design and building practice initiatives through technical education, promotion and specification with owners, architects, engineers and design agencies.

She is an active member of ACI, serving as chairman of the Sustainable Concrete Committee, and voting member on the Fly Ash, Silica Fume and Responsibility in Concrete Construction committees. Julie also serves on the Concrete Joint Sustainability Committee and the NRMCA and PCA technical committees relating to sustainability. She has over 18 years experience in concrete construction marketing and research and has authored over 25 publications on supplementary cementitious materials, concrete sustainability and durability, and admixtures in mining backfill. She holds Bachelors and Masters of Science degrees in Synthetic Organic Chemistry from Bowling Green State University, Bowling Green, Ohio.