American Concrete Institute-International
American Concrete Institute. The premier developer and disseminator of information on the use of concrete for structures and facilities.
National Ready-Mix Concrete Association
National Ready Mixed Concrete Association is the leading industry advocate to improve the ready mixed concrete industry through leadership, promotion, education, and partnering to ensure ready mixed concrete is the building material of choice.
Cement and Concrete Products Industry of Hawaii
Cement and Concrete Products Industry of Hawaii representing the cement, concrete, and masonry industry in the State of Hawaii. CCPI maintains a technical library on various concrete products to provide information to architects, engineers, and other interested groups.