Cavitation Technologies, Inc. announced that effective October 12, 2012, Todd Zelek submitted his resignation as chairman of the board of directors, chief executive officer, and secretary of the company. Effective October 12, 2012, Mr. Igor Gorodnitsky, president of the company, and current member of the board of directors, has been appointed by the board of directors as principal executive officer of the company. He will retain his position as president of the company.