The Washington Aggregates & Concrete Association is a non profit industry trade association representing sand, gravel, quarry rock, cement, ready mix concrete, related businesses and suppliers in Washington State.

The Associated General Contractors (AGC) of Washington is the state's largest and most influential trade association that represents and provides services to the commercial construction industry. The AGC of Washington has more than 600 member companies, 160 of which are general contractors.

The American Concrete Institute (ACI) is a nonprofit technical and educational society organized in 1904 and is one of the world's leading authorities on concrete technology. ACI is a forum for the discussion of all matters related to concrete and the development of solutions to problems. ACI conducts this forum through conventions and meetings; the ACI Structural Journal, the ACI Materials Journal, Concrete International, and technical publications; chapter activities; and technical commit­tee work.

The American Shotcrete Association, headquartered in Farmington Hills, Michigan, is a non-profit organization of contractors, suppliers, manufacturers, designers, engineers, owners, and others with a common interest in promoting the use of shotcrete. Formed in March, 1998 to increase awareness of the shotcrete process, the first Board of Directors was elected in October of that year.