Two Huntington Bancshares Inc. executives are among the top female influencers in their industry. That's according to American Banker's ranking of the "25 Most Powerful Women in Banking." Mary Navarro, No. 14 on the list, is the company's (NASDAQ:HBAN) senior executive vice president, retail and business banking director. Helga Houston, Huntington's chief risk officer, also made the list at No.