Unimin Corporation

Unimin is an application-focused minerals company providing materials solutions to its customers drawing from a diversified product portfolio and the worldwide production capabilities of Sibelco, our privately held parent organization. Unimin is one the largest producers of proppants for oil and natural gas stimulation and recovery and is a leading supplier of multi-mineral product offerings to industrial customers in glass, construction, ceramics, coatings, polymers and foundry markets.Unimin operates a portfolio of strategically located and long life assets with 38 sand, mineral and coating processing facilities in the United States, Canada, and Mexico that serve a variety of energy and industrial customers. Our company offers a broad portfolio of minerals including silica sand, with feldspar, nepheline syenite, lime, clays (incl. kaolin), calcium carbonate and olivine allowing the company to offer a multi-mineral product mix to its industrial customers. We have built long-standing relationships with our key customers and have a broad customer base comprised of S&P 500 and blue-chip customers. We operate an extensive logistics and distribution network with access to five Class 1 railroads, a large number of in-basin oil and gas operating terminals and strong unit-train capabilities. For more information about Unimin, visit http://www.unimin.com.Our business is built upon quality and innovation, but our real strength is our people. Unimin employs a highly skilled team of professionals to convert natural mineral resources into engineered customer solutions. We take a holistic approach to business, including our active participation in the communities in which we work. The Company’s environmental stewardship and volunteerism has been recognized by the Wildlife Habitat Council with their Signature of Sustainability and Community Partner of the Year awards.We are a recognized leader in the mining and industrial minerals community, with a long working relationship with the National Institute for Occupational Safety and Health (NIOSH) that reflects our ongoing commitment to workplace safety. Unimin has been twice singled out for its exemplary safety record with the MSHA Sentinels of Safety award. The Company’s social, environmental and business practices are independently certified to be sustainable by the Global Reporting Initiative, the world’s most widely used sustainability reporting framework.