Denver attorney named CEO of 3rd-largest U.S. law firm

Denver attorney Brian Duffy has been named CEO of Greenberg Traurig LLP, the third-largest U.S. law firm. Duffy, 49, is currently co-president of the firm and a shareholder. Miami-based Greenberg Traurig opened its Denver office in 2000. He will work out of Denver and New York. Duffy will replace Richard Rosenbaum as CEO. However, Rosenbaum will retain responsibility for a number of the firm's leadership obligations including final determination of the shareholder compensation. "Brian is a significant…