McJunkin Corp. announced that Joe Herzog has assumed the new position of vice president of Supply Management, Valves and Specialty Products Group. His primary focus will be extending McJunkin's automation presence nationwide.

Herzog is the former president of Valvax, a Cincinnati-based distributor of valves, engineered valves, valve automation and specialty products, which was acquired by McJunkin last year. Prior to joining Valvax, Herzog served as general manager of Flowserve Automax Division.