Purfresh Appoints Timothy Steinkopf Chief Financial Officer New CFO brings exemplary financial and management experience Fremont, Calif. – April 21, 2010 – Purfresh, a provider of clean technologies that purify, protect, and preserve our food and water, today announced the appointment of Timothy Steinkopf as chief financial officer. Mr. Steinkopf brings more than 25 years of experience at both public and private companies, and most recently served as chief financial officer of SumTotal Systems, where he was responsible for all aspects of corporate finance. Mr. Steinkopf will manage the financial and administrative functions of the company as it expands its presence in domestic and international markets. “Tim joins Purfresh with an impressive record of leadership in growing organizations, which, together with his outstanding finance and broad business experience, makes him a tremendous addition to our executive management team,” said Mr. David Cope, president and CEO of “As we continue to grow the business globally, Tim will play an instrumental role in driving Purfresh’s business forward and shaping its future.” “It’s a great opportunity to join Purfresh as it continues to expand global operations and build on its world-class capabilities,” said Mr. Steinkopf. “I am delighted to accept this opportunity to work with Purfresh’s highly qualified and experienced management team and Board, and look forward to helping the Company execute its business plan.” Prior to SumTotal Systems, Mr. Steinkopf served as chief financial officer of the network security business unit of McAfee, Inc., which was a transitional role on the integration team subsequent to the acquisition of Secure Computing Corporation. During his tenure at Secure Computing Corporation, Mr. Steinkopf served as senior vice president of operations and chief financial officer, and played an integral role in the acquisition by McAfee, Inc. Previously, Mr. Steinkopf held management positions at Silicon Entertainment, Inc., Watt/Peterson, Inc., and Ernst & Young. Mr. Steinkopf holds a bachelor’s degree in business from the St. Cloud State University, Minn. He is a Certified Public Accountant (inactive) and a Certified Information Systems Auditor (inactive). About