Lionel Lemay is Sr. Vice President, Sustainable Development for the National Ready Mixed Concrete Association (NRMCA). He manages programs to assist producers, contractors, and designers transform concrete manufacturing and construction to improve overall sustainability of the concrete industry. Mr. Lemay manages programs to educate concrete industry professionals, engineers and architects on the proper use and design of concrete for buildings, parking areas, roadways, and other applications. He works on developing standards and specifications with a focus on performance-based specifications for concrete. He has written numerous articles on concrete construction and is co-author of the McGraw-Hill book Insulating Concrete Forms for Residential Design and Construction.
Mr. Lemay is a Registered Professional Engineer and Structural Engineer in the State of Illinois. He is also a LEED Accredited Professional. Mr. Lemay is a Certified Association Executive. He is a member of the Construction Specifications Institute. He is a member of the American Concrete Institute and serves on ACI committees 301, 332 and 560. He is chairman of the American Society of Civil Engineers Concretes and Cementitious Materials Committee. Before joining NRMCA, Mr. Lemay was Managing Director of Promotion for the Portland Cement Association and before that he was Director of Engineering for the Chicago office of Hansen Lind Meyer, Inc., a national building design firm. Mr. Lemay holds a Bachelors and Master’s degree in civil engineering and applied mechanics from McGill University in Montreal, Canada.
Tien Peng is National Ready Mixed Concrete Association’s (NRMCA) Vice President, Sustainability. Based in Seattle, he advises decision makers on energy, resilience, and building code adoption and legislation. Mr. Peng monitors and provides input to building code, standards and green protocols. This includes the US Green Building Council’s (USGBC) LEED rating system, Green Globes, and the Institute for Sustainable Infrastructure (ISI). For the past two decades, Mr. Peng has been an architectural designer, builder, and process management consultant. He has also been involved in codes and standards as a means to ensure buildings and facilities are safe, healthy, and energy efficient. He facilitated the creation of the LEED Homes rating system for the as well as current versions of BuiltGreen, the Evergreen Development Standard. Mr. Peng currently serves on the consensus body of the American National Standards Institute (ANSI) Green Globes document and ASTM’s E60 Sustainability and E06 Building Performance committees.
Mr. Peng holds a Masters of Architecture from the University of Houston and a Bachelor's degree in mechanical engineering from the State University of New York at Stony Brook. His professional accreditations include LEED AP BD+C, Certified Sustainable Building Advisor (CSBA), Certified Green Professional (CGP) from the National Association of Home Builders, Project Management Professional (PMP), and Lean Six Sigma Green Belt (LSSGB).