National Asphalt Pavement Association (NAPA)
The National Asphalt Pavement Association is the only trade association that exclusively represents the interests of the asphalt pavement material producer and paving contractor on the national level with Congress, government agencies, and other national trade and business organizations. The Association provides technical, educational, and marketing materials and information to its members, and supplies technical information to users and specifiers of paving materials.
National Stone Sand and Gravel Association (NSSGA)
The NSSGA represents the crushed stone, sand and gravel-or aggregates-industries. Our member companies produce more than 90 percent of the crushed stone and 70 percent of the sand and gravel consumed annually in the United States.
Association of Equipment Manufacturers (AEM)
AEM is a trade association that provides services on a global basis for companies that manufacture equipment, products and services used worldwide in the following industries:
AEM provides a wide variety of services that help members compete effectively in the global marketplace. Our core services include:
Through the dedication of our staff and the services we offer our members, we are committed to your success. For more information visit www.aem.org. In addition to the above services, check out the AEM Store for safety materials, webinars, free downloads, videos and more.
World of Asphalt is produced by the Association of Equipment Manufacturers (AEM)