Mr. York has served as our chief financial officer since November 2004. Mr. York served as controller of PTI technologies, Inc. from 2000 through October 2004 and Rantec Microwave & Electronics, Inc. from 1992 through 2000. PTI and Rantec are both subsidiaries of ESCO Technologies, Inc., a NYSE-listed producer of engineered products and systems for industrial and commercial applications.