Summit Materials Appoints Steven Wunning as New Director to its Board

Company Release - 8/10/2016 6:00 AM ET

DENVER--(BUSINESS WIRE)-- Summit Materials, Inc. (NYSE:SUM, “Summit” or the “Company”), a leading vertically integrated construction materials company, today announced that its board of directors has appointed Steven H. Wunning as a new director, also serving on the Compensation Committee. Mr. Wunning has more than 40 years of combined operating and board experience across the industrial and building products industries. With the appointment of Mr. Wunning, Summit’s board now comprises nine members.

Tom Hill, CEO of Summit, stated, “We welcome Steve, with his more than 40 years of industry experience leading global operations and driving improved performance. Steve brings to the Board a valuable perspective as a successful business executive and seasoned board member. His deep acumen in managing expanding organizations, implementing best-in class logistics practices and integrating complex acquisitions will be a positive contribution to Summit’s materials-based growth objectives.”

Howard Lance, Chairman of Summit, said, “We are delighted that Steve has agreed to join our Board. Summit is fortunate to have a diverse team of highly respected business leaders serving on its Board. Steve is a great addition to this group and we anticipate he will add significantly to the depth and quality of our decision-making processes.”

Steven H. Wunning served as Group President and Executive Office Member for Caterpillar Inc. (“Caterpillar”) from January 2004 until his retirement in February 2015. Mr. Wunning joined Caterpillar in 1973 and held a variety of positions of increasing responsibility with Caterpillar, including Vice President, Logistics Division from January 2000 to January 2004 and Vice President, Logistics & Product Services Division from November 1998 to January 2000. Mr. Wunning is also a Director of The Sherwin Williams Company, Kennametal Inc. and Black & Veatch Holding Company. Mr. Wunning serves on the Board of Trustees of Missouri University of Science and Technology. He obtained his Bachelor of Sciences degree in Metallurgical Engineering from Missouri University of Science and Technology and an executive Masters of Business Administration from the University of Illinois.

About Summit Materials

Summit Materials is a leading vertically integrated materials-based company that supplies aggregates, cement, ready-mixed concrete and asphalt in the United States and British Columbia, Canada. Summit is a geographically diverse, materials-based business of scale that offers customers a single-source provider of construction materials and related downstream products in the public infrastructure, residential and nonresidential, and end markets. Summit has a strong track record of successful acquisitions since its founding and continues to pursue growth opportunities in new and existing markets.

For more information about Summit Materials, please visit www.summit-materials.com.

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Source: Summit Materials, Inc.