Founded in 1955, NAPA exclusively represents the interests of the asphalt producer/contractor on the national level with Congress, government agencies, and other national trade and business organizations. NAPA supports an active research program designed to improve the quality of asphalt pavements and paving techniques used in the construction of roads, parking lots, airports, and recreational facilities.

Founded in 1930, the National Ready Mixed Concrete Association (NRMCA) is the leading industry advocate, representing the industry through leadership, promotion, education and partnership to ensure ready mixed concrete is the building material of choice.  

The American Concrete Pavement Association (ACPA) is the world’s largest trade organization exclusively representing the interests of those involved with the design, construction and preservation of concrete pavements. ACPA represents these interests to Congress, FHWA, FAA, national trade and business organizations. ACPA supports research and promotion to improve the quality and expand use of concrete pavements and provides engineering, design, specifications, construction best practices and education to members and agencies.

The Slag Cement Association (SCA) is a nonprofit trade association representing producers and shippers of slag cement in the US. The SCA, with assistance from its volunteer committees, operates several annual activities and programs in support of slag cement use in concrete mix design.

Pave Ahead is an educational campaign and website designed to assist the industry, policymakers and other stakeholders on how to pave safely, reliably, sustainably and cost effectively.

The American Waterways Operators is the national advocate for the US tugboat, towboat and barge industry, which serves the nation as the safest, most environmentally friendly, and most economical mode of freight transportation. AWO members operate on the rivers, coasts, Great Lakes and harbors of the United States, moving vital commodities safely, reducing air emissions, water pollution and highway congestion, protecting homeland security and providing family-wage jobs for tens of thousands of Americans. AWO promotes the long-term economic soundness of the industry and works to enhance its ability to provide safe, efficient and environmentally responsible transportation.

The National Waterways Foundation (NWF) commissions research, studies and educational information that addresses public policy issues related to America's inland waterways system to help the public understand how to maintain our waterways system, enhance its capabilities and promote its value in the future. NWF’s mission is to develop the intellectual and factual arguments for an efficient, well-funded and secure inland waterways system.