The National Stone, Sand and Gravel Association (NSSGA) is the leading voice and advocate for the aggregates industry. Our members – stone, sand and gravel producers and the equipment manufacturers and service providers who support them – are responsible for the essential raw materials found in every home, building, road, bridge and public works project and represent more than 90 percent of the crushed stone and 70 percent of the sand and gravel produced annually in the United States. In 2024, U.S. domestic production and use of construction aggregates amounted to 2.38 billion tons of crushed stone, sand and gravel–valued at $39.8 billion. The aggregates industry employs approximately 100,000 highly-skilled men and women.  Position Summary