Effective October 22, 2012, R.L. Hartshorn submitted his resignation as Chief Financial Officer and member of the Board of Directors of Cavitation Technologies, Inc./Hydrodynamic Technology, Inc. Mr. Hartshorn's reason for resigning is because of the 3-hour, 110 mile roundtrip drive between his home and CTi in Chatsworth. He agrees to assist the company in a transition to a replacement if mutually agreed.