DAVID I. ROSENTHAL

Corporate Board Profile

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CYANOTECH CORP

Filing Date Source Excerpt
2002-07-02 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and an M.B.A degree from California State University, Hayward. Mr. Rosenthal is also a Certified Public Accountant.
2003-07-16 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward. Mr. Rosenthal is also a Certified Public Accountant.
2004-07-02 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward.
2005-07-14 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward. Mr. Rosenthal is also a Certified Public Accountant.
2006-07-18 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward. Mr. Rosenthal is also a Certified Public Accountant.
2007-08-24 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward.
2008-08-01 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward.
2009-07-29 Mr. Rosenthal holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, Hayward.
2010-07-23 Mr. Rosenthal was Chief Financial Officer of Sanz, Inc, a publicly traded company that was a value-added reseller for data storage solutions. From 2003 to May of 2006 he was the Executive Vice President and Chief Financial Officer for SpectraLink Corporation, a company that designed, manufactured and marketed wireless phones for the workplace. Mr. Rosenthal is a C.P.A. and holds a B.S. degree in Accounting and an M.B.A.
2011-07-20 Mr. Rosenthal is a C.P.A. and holds a B.S. degree in Accounting from the University of California at Berkeley and a M.B.A degree from California State University, East Bay. Mr. Rosenthal brings extensive knowledge of the food and natural products industries and in depth experience in management, accounting, acquisitions, treasury and finance issues to the Company's Board.

Data sourced from SEC filings. Last updated: 2025-07-01