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Headquartered near the nation's capital, NSSGA is the world's largest mining association by product volume. Its member companies represent more than 90 percent of the crushed stone and 70 percent of the sand and gravel produced annually in the U.S. and approximately 117,000 working men and women in the aggregates industry. During 2005, a total of about – more... 2.91 billion metric tons of crushed stone, sand and gravel, valued at $17 billion, were produced and sold in the United States. – lessMore from ZoomInfo »

NSSGA Employer Reviews