James A. J. Nickolas serves as the Executive Vice President and Chief Financial Officer (CFO) at Martin Marietta Materials Inc., a leading supplier of building materials, including aggregates, cement, ready-mixed concrete, and asphalt. In his role, Nickolas is responsible for overseeing the company's financial strategies, which include financial planning and analysis, accounting, tax, treasury, and investor relations. His leadership has been instrumental in driving Martin Marietta's financial performance and strategic growth initiatives. Nickolas brings a wealth of experience to his position, having joined Martin Marietta in 2016 as Senior Vice President and CFO before being promoted to his current role in 2020. Prior to Martin Marietta, he held several senior financial positions at other major corporations. Notably, he served as Vice President and CFO of the Building Materials business at CRH plc, a global building materials company. His extensive background in the building materials industry has provided him with deep insights into market dynamics and financial management, which he effectively leverages at Martin Marietta. Under Nickolas's financial stewardship, Martin Marietta has seen significant achievements, including improved profitability and robust financial health. His strategic vision has been crucial in navigating the company through various economic cycles, ensuring sustainable growth and shareholder value. Nickolas's commitment to excellence and his ability to foster strong relationships with investors and stakeholders have solidified his reputation as a pivotal leader within the organization.