Ormat (ORA) 10-Q 2010 Q2 Quarterly report

Exhibit 32.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER
PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Yehudit Bronicki, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that the quarterly report of Ormat Technologies, Inc. onForm 10-Q for the six months ended June 30, 2010 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in such quarterly report onForm 10-Q fairly presents in all material respects the financial condition and results of operations of Ormat Technologies, Inc. as of and for the periods presented in such quarterly report onForm 10-Q. This written statement is being furnished to the Securities and Exchange Commission as an exhibit accompanying such quarterly report and shall not be deemed filed pursuant to the Securities Exchange Act of 1934.

By:  /s/  Yehudit Bronicki

Name:     Yehudit Bronicki

Title:  Chief Executive Officer

Date: August 6, 2010