Piezo Technologies recently announced several top level management changes. Dennis Fletcher, who has guided Piezo Technologies' process and production efficiency improvements since he joined the company in 2004, will take over as president. In addition, Randall S. Coakes, the company's controller since 2003, will become chief financial officer. John Jaqua, president and majority owner of Piezo Technologies, will be shifting to a more advisory role as chairman and chief executive officer. Joe Lehr, another owner, will be moving from vice president and chief operating officer to vice chairman and chief quality officer.