HOUSTON, Feb. 03, 2025 (GLOBE NEWSWIRE) -- TPC Group Senior Vice President, Performance Materials and Sustainability, Charles Graham, has announced his intentions to retire from the Company effective February 28, 2025. Mr. Graham has been with TPC Group for more than 12 years and has made significant contributions to the growth of the business and the Company’s leadership position as a leader in crude C4 petrochemicals and a leader in the chemicals industry. “Charlie has been a great leader in our business ...