U.S. Silica Announces Participation in Two Investment Conferences

FREDERICK, Md., June 4, 2014 /PRNewswire/ -- U.S. Silica Holdings, Inc. SLCA today announced that the Company will be meeting with investors and making a presentation at the Morgan Stanley First Annual Global Natural Resources Conference being at the Hotel Arts in Barcelona, Spain June 9-10, 2014. Bryan Shinn, President and CEO of U.S. Silica, will be making a presentation on Monday, June 9, 2014 at 11:10 a.m. ET.

In addition, management will be meeting with investors at the William Blair & Company 34^th Annual Growth Stock Conference at the Four Seasons Hotel in Chicago on Wednesday, June 11, 2014.

About U.S. Silica

U.S. Silica Holdings, Inc., a member of the Russell 2000, is one of the largest domestic producers of commercial silica, a specialized mineral that is a critical input into the oil and gas proppants end market. The company also processes ground and unground silica sand for a variety of industrial and specialty products end markets such as glass, fiberglass, foundry molds, municipal filtration and recreational uses. During its 100-plus year history, U.S. Silica Holdings, Inc. has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver over 250 products to customers across these end markets. U.S. Silica Holdings, Inc. is headquartered in Frederick, Md.

U.S. Silica Holdings, Inc. Contacts

Media Inquiries: Alison Holder
Manager of Corporate Communications
301-682-0326
holder@ussilica.com  

Investor Relations Inquiries: Mike Lawson
Director of Investor Relations and Corporate Communications
301-682-0304
lawsonm@ussilica.com

SOURCE U.S. Silica