u.s. silica is a leading producer of commercial silica used in the oil and gas industry, and in a wide range of industrial applications. over our 115-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 250 products to customers across our end markets. u.s. silica is known for building a legacy of service and making a difference in the communities where we live and work. it’s part of our dna and a core value for our company. although we are rooted in tradition, we never stop looking to the future. our sustainability programs are central to our ability to constantly improve, innovate and remain competitive. check out our 2014 sustainability report at www.ussilicasustain.com. the best part of our company is our people! every day our people showcase the best of u.s. silica by delivering outstanding results while living by our company core values. our culture sets a stron