American Concrete Institute (ACI International)
American Horticultural Society
American Society of Civil Engineers (ASCE)
American Society of Landscape Architects (ASLA)
American Society of Consulting Arborists
American Society for Testing & Materials International (ASTM)
Carolina Concrete Masonry Association (CCMA)
Carolinas Ready Mixed Concrete Association (CRMCA)
Expanded Shale, Clay, and Slate Institute (ESCSI)
Federation International du Beton (fib)
Florida Concrete and Products Association (FCPA)
Florida Independent Concrete and Associated Products, Inc. (FICAP)
Florida Prestressed Concrete Association (FPCA)
Georgia Concrete and Products Association (GCPA)
Kentucky Ready-Mixed Concrete Association (KRMCA)
Maryland Ready Mix Concrete Association (MRMCA)
National Concrete Bridge Council (NCBC)
National Fire Protection Agency
National Precast Concrete Association
Precast/Prestressed Concrete Institute (PCI)
Southern Building Code Congress International (SBCCI)
Tennessee Concrete Association (TCA)
Virginia Ready-Mixed Concrete Association (VRMCA)