Halliburton Selects SandBox as Its Preferred Provider for Last Mile Logistics

Halliburton (NYSE: HAL) today announced it has selected SandBox Logistics, a U.S. Silica company (NYSE: SLCA) as its preferred provider for containerized sand delivery, pursuant to a long-term agreement.

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Sandbox’s delivery solution offers significantly improved operating efficiencies, a safer work environment and cost savings relative to current proppant delivery systems. “Logistics is an important part of the supply chain and one of the parts that gets the tightest in today’s environment is the last-mile component,” said Jeff Miller, president of Halliburton. “Sandbox’s containerized system helps enhance our ability to provide our customers with better service quality by providing a safer, more efficient delivery system.”

“We’re very pleased to be chosen by Halliburton to provide a proven containerized delivery solution which will enable them to flex quickly with customers and markets and maximize the value of their logistics assets,” said Bryan Shinn, U.S. Silica president and chief executive officer. “Our agreement with Halliburton further establishes Sandbox as an industry leader in last mile containerized delivery solutions.”

About Halliburton

Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With approximately 50,000 employees representing 140 nationalities, and operations in approximately 70 countries, the company serves the upstream oil and gas industry throughout the lifecycle of the reservoir – from locating hydrocarbons and managing geological data, to drilling and formation evaluation, well construction, completion and production optimization. Visit the company’s website at www.halliburton.com. Connect with Halliburton on Facebook, Twitter, LinkedIn, and YouTube.

About U.S. Silica

U.S. Silica Holdings, Inc., a member of the Russell 2000, is a leading producer of commercial silica used in the oil and gas industry, and in a wide range of industrial applications. Over its 117-year history, U.S. Silica has developed core competencies in mining, processing, logistics and materials science that enable it to produce and cost-effectively deliver over 260 products to customers across our end markets. The Company currently operates nine industrial sand production plants and nine oil and gas sand production plants. The Company is headquartered in Frederick, Maryland and also has offices located in Chicago, Illinois, and Houston, Texas.

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For HalliburtonInvestors:Lance Loeffler, 281-871-2633Halliburton, Investor [e-mail]:Emily Mir, 281-871-2601Halliburton, Public [e-mail] U.S. SilicaInvestors and media:Michael Lawson, 301-682-0304U.S. Silica Investor Relations and Corporate [e-mail]