Leroy M. Ball is Chief Executive Officer of Koppers and serves on the company’s Board of Directors. Under Leroy’s leadership, Koppers focuses on safely and sustainably delivering customer-focused solutions through the development and application of technologies to enhance and preserve wood. Additionally, he has placed special emphasis on advancing the company’s people-first culture.

Leroy joined Koppers in September 2010 as Vice President and Chief Financial Officer, providing oversight for the finance, treasury, information technology and investor relations functions. From May to December 2014, he held the role of Chief Operating Officer, with responsibility for the company’s global business operations. He was elected President and Chief Executive Officer in January 2015.

Prior to Koppers, Leroy spent 10 years with Calgon Carbon Corporation, an international chemical company. During this time, he served as Controller before being named Senior Vice President and Chief Financial Officer in 2002. He also served as President of the company’s majority-owned Japanese joint venture. Previously, Leroy held several positions in finance with Carmeuse Lime Co./Dravo Corporation.

Leroy is a member of the Board of Directors for ATI Inc., a global specialty materials company, and Highmark Inc., a leading health insurance organization. Active in the local community, he serves on the Boards of Directors for the Leukemia and Lymphoma Society, The Advanced Leadership Initiative (TALI), and the Duquesne Club.

In 2024, the National Association of Corporate Directors (NACD) Three Rivers Chapter honored Leroy with the Director of the Year Award for Leadership in Company Governance. In 2020, he received the Chuck Cooper Foundation Leadership Award for his commitment to promoting diversity and making a positive community impact. In 2019, DEKRA Organizational Safety and Reliability recognized him with its Safety in Action ICON Award. In 2018, the Pittsburgh Business Times selected Leroy as an Outstanding CEO. He also was honored in 2016 with the Board Diversity Ambassador Award from 2020 Women on Boards, Pittsburgh.

Leroy received a bachelor’s degree in accounting from Florida International University and earned an MBA from Robert Morris University.

He resides in the Pittsburgh area with his wife, Ginger, and is the proud father of two daughters, Leah and Ally.