Randall S. Theisen has served as General Counsel of Western Alliance Bancorporation since February 2006. Prior to joining Western Alliance, Mr. Theisen spent more than 20 years in private practice representing financial institutions in banking, corporate and financial services law, including serving as head of the Financial Institutions Practice Group of a major Phoenix-based law firm.
He was named a "Leading Lawyer 2006" and "Best of the Bar 2005" for banking attorneys by The Business Journal of Phoenix, and as the “Arizona Public Company Counsel of the Year” in 2014 by the Association of Corporate Counsel. Mr. Theisen earned a B.A. from the University of Wisconsin-Madison and his J.D. with honors from the Sandra Day O’Connor School of Law at Arizona State University, where he served on law review among numerous other academic distinctions.