December 13, 2013
Niketas succeeds J. Stuart Ryan, who served as interim CEO for two years. Ryan, who also serves as chairman of Calpine Corporation, will remain chairman of the board of Aggregates USA.
Prior to joining Aggregates USA, Niketas was a managing director at Altec Industries. Before joining Altec, he served as president of Ram Tool and Supply Company in Birmingham, Alabama. Niketas has previously held positions as a consultant at Andersen Consulting in Atlanta, Georgia (now Accenture) and as a captain in the U.S. Army.
Niketas earned a B.S. in Mechanical Engineering from The United States Military Academy in 1989 and an MBA from the Harvard Business School in 1997.