Randall Theisen Headshot

Randall S. Theisen

Chief Legal Officer Head of Corporate Affairs

Randall S. Theisen is Chief Legal Officer of Western Alliance Bancorporation, a position he has held since 2006. He also serves as Head of Corporate Affairs, overseeing the company’s corporate communications, marketing, government relations and community relations functions.

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 has been named a “Leading Lawyer” and “Best of the Bar” banking attorney by The Business Journal of Phoenix and the “Arizona Public Company Counsel of the Year” by the Association of Corporate Counsel. 

Mr. Theisen earned his Bachelor of Arts degree 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.

About Us

Western Alliance Bank

With more than $65 billion in assets, Western Alliance Bancorporation is one of the country’s top-performing banking companies. Its primary subsidiary, Western Alliance Bank, Member FDIC, offers a full spectrum of tailored solutions and outstanding service delivered by banking and mortgage experts who put customers first. Major accolades include being ranked #1 top-performing large bank with assets greater than $50 billion in 2021 by both American Banker and Bank Director. Serving clients across the country wherever business happens, Western Alliance Bank operates individual, full-service banking and financial brands and has offices in key markets nationwide.