Board of Directors Names Ronnie Pruitt Chief Executive Officer Effective January 1, 2026 Tom Hill to Become Executive Chairman of the Board , /PRNewswire/ -- Vulcan Materials Company (NYSE:VMC), the nation's largest producer of construction aggregates, announced that its Board of Directors has named Ronnie Pruitt Chief Executive Officer, effective January 1, 2026. Ronnie A. Pruitt "Ronnie is the ideal person to lead Vulcan's future growth and innovation," said Tom Hill. "He is an experienced executive with ...