American Chemistry Council announces new board members

WASHINGTON, DC (Nov. 5, 2025) – The American Chemistry Council (ACC) Board of Directors today confirmed Peter Vanacker, CEO of LyondellBasell, as the new Chair of ACC’s Board of Directors; and welcomed Denise Dignam, President & CEO of The Chemours Company, as ACC’s newest Board Officer and Chair of the Board Finance, Audit & Membership Committee. They will serve together with Chevron Phillips Chemical LP President and CEO, Steve Prusak, Chair of ACC’s Executive Committee; and Erin Kane, President and CEO of AdvanSix, as Immediate Past Chair of the ACC Board of Directors.

“Peter and Denise are two of our industry’s most dedicated champions, and I’m thrilled that they’ve agreed to help ACC meet the challenges and opportunities that lie ahead,” said ACC President and CEO, Chris Jahn. “Peter brings a passion and talent for creating value wherever he goes, which is especially critical to accelerating progress towards a circular and low-carbon future. Denise and her company are also focused on ushering in a more circular economy—and will bring a keen eye for the policies and innovations needed to bring us closer to our vision for a world made better by chemistry.”

“I am humbled to serve as Board Chair and advance the industry’s most important priorities, including the strategic review of ACC’s Responsible Care® program,” said Peter Vanacker. “At LyondellBasell, as with other ACC member companies, we are committed to demonstrating sustainable value creation through safe operations, innovative customer solutions and effective collaboration across the private and public sectors. Responsible Care is foundational to our success, and it will be a privilege to help shape it in a way that continues to elevate industry performance.”

“As a firm believer in Trusted Chemistry, I’m equally looking forward to being a champion for ACC’s and its signature Responsible Care program,” said Denise Dignam. “Chemours continues to make progress toward its ambitious emission reductions targets while advancing innovations that contribute to the UN Sustainable Development Goals. By further advancing ACC’s efforts to improve the U.S. Toxic Substances Control Act, I believe we can help usher in a chemical regulatory system that truly puts America First.”

Learn more about ACC membership.

American Chemistry Council

The American Chemistry Council’s mission is to advocate for the people, policy, and products of chemistry that make the United States the global leader in innovation and manufacturing. To achieve this, we: Champion science-based policy solutions across all levels of government; Drive continuous performance improvement to protect employees and communities through Responsible Care®; Foster the development of sustainability practices throughout ACC member companies; and Communicate authentically with communities about challenges and solutions for a safer, healthier and more sustainable way of life. Our vision is a world made better by chemistry, where people live happier, healthier, and more prosperous lives, safely and sustainably—for generations to come.