Industry Veteran David S. King Joins Preferred Sands’ Board of Directors

Preferred Proppants, LLC (“Preferred Sands” or “Preferred” or the “Company”) today announced that it has appointed David S. King to its Board of Directors.

Mr. King, who currently serves as a member of the Investment Committee for Sheridan Production Company, LLC, which oversees investment decisions and strategic planning, previously served as a Director and Chairman of the Compensation and Governance Committee for Seventy Seven Energy, Inc.

Prior to retiring in April 2010 after a 32 year career, Mr. King served as President of the Completion and Production Division at Halliburton, where he was responsible for maintaining industry leadership in pumping services and completion tools. He was a member of Halliburton’s Executive Committee and served as Chief Health, Safety and Environmental Officer for Halliburton. In 2013, he joined Archer, Ltd. where he served as CEO of the publically traded, global service company until 2016. Mr. King holds a B.S. in Engineering from the University of Alabama, where he was recognized in 2007 as a Distinguished Fellow of the College of Engineering.

Commenting on the addition of Mr. King to Preferred’s Board, Founder and CEO Michael O’Neill said, “David’s tenure at Halliburton and Archer, including his robust experience in the oil and gas industry, as well as his focus on health, safety and the environment, will be essential as we continue to achieve our mission of providing innovative and sustainable solutions to our Customers. Moreover, David possesses the knowledge, skills and relationships that will help us to better serve our Customers, and we are thrilled to have him join our Board during this exciting time in Preferred’s history.”

With strategic plant locations in Arizona, Nebraska and Wisconsin, as well as several new Texas plants expected in early 2018, Preferred services exploration & production and oilfield service companies throughout North America and is continuously recognized for its environmental responsibility and achievements in health and safety as an industry-leading operator.

For more information about Preferred Sands, visit www.PreferredSands.com.

About Preferred Sands

Preferred Sands is one of North America’s leading manufacturers and providers of high-quality sand and innovative proppant technologies. With a focus on in-basin and regional sand, Preferred currently has fully operational plants strategically located in Arizona, Nebraska and Wisconsin, as well as in Texas expected in early 2018. Preferred’s innovative proppant technology solutions include Preferred Polymeric Proppants, the most advanced downhole coated proppant technology designed for maximum production efficiency; FloPRO PTT™, proppant transport technology designed for superior proppant distribution; and DustPRO™, the first dust prevention technology designed to reduce airborne particles during all sand transfer points. These pioneering products have earned Preferred world-wide recognition as a leader in innovative and sustainable technologies throughout the oil and gas, chemical, and technology industries.

The company’s various awards include a finalist for the World Petroleum Council’s Technological Development recognition in 2017; 2014 CPI Polyurethane Innovation Award for Improving Oil Productivity; 2014 R&D 100 Award for Improving Oil Productivity; 2013 Oil & Gas Awards for Environmental Initiative of the Year, Industry Supplier of the Year, and Excellence in Environmental Stewardship; and 2012 Ernst & Young Entrepreneur of the Year in Energy, Cleantech, and Natural Resources.