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U.S. Silica Holdings

Produces commercial silica, a specialized mineral that is a critical input into a variety of applications, including its largest market: oil and gas proppants (frac sand). Has competencies in mining, processing, logistics and materials science.

2012 STATISTICS

Rank:4327

3-year growth:27%

2011 Revenue:$295.6 million

2008 Revenue:$233.6 million

Web site:USSilica.com

Employees:701

 

Founded:1902

Location:Frederick, MD

Industry:Manufacturing