Elizabeth Plaza, the President, Chief Executive Officer and Chair of the Board of Directors of Pharma-Bio Serv, Inc. announced that she would step down as President and Chief Executive Officer of the company to spend more time with her family. On September 25, 2012, Ms. Plaza announced that her resignation would be effective as of December 31, 2012, rather than September 30, 2012, as previously announced. Ms. Plaza will continue to serve as Chair of the Board.