Mr. H. E. Timanus, Jr., also known as Tim, serves as the Chief Operating Officer and Executive Vice President of Prosperity Holdings, Inc., Wilmington, Delaware. Mr. Timanus has been the Chief Operating Officer of Prosperity Bank since February 23, 2001 and its Chairman since 2005. He served as an Executive Vice President of Prosperity Bancshares Inc., from February 2001 to April 20, 2006. He served as Chief Operating Officer of Prosperity Bancshares Inc., from February 2001 to April 20, 2006. He served as President of Prosperity Bank from February 23, 2001 to 2005. He served as the Chairman and Chief Executive Officer of Heritage Bank, Houston, Texas, which merged into Prosperity Bank from 1998 to 2001; President and Chief Executive Officer of Commercial Bancshares, Inc., Houston, Texas, from 1986 to 2001, which merged into Prosperity Bancshares, Inc.; and President and Chief Executive Officer of Heritage Bancshares, Inc., Wilmington, Delaware, which merged into Prosperity Holdings, Inc. Mr. Timanus began his career with Commercial Bancshares, Inc. in 1982. He served as the Chairman of Prosperity Bank since 2005 and Vice Chairman of Prosperity Bancshares Inc. since April 20, 2006. He has been a Director of Prosperity Bancshares Inc. and Prosperity Bank since February 23, 2001. He served as a Director of Financial Federal Corp. since 1999. Mr. Timanus holds Bachelor of Arts from the University of Texas at Austin and a Masters of Business Administration from the University of Houston.