Ameristar Casinos has promoted Heather Rollo to the newly created position of senior vice president of accounting. She will report directly to Chief Financial Officer, Tom Steinbauer, effective Jan. 1, 2011.

Rollo rejoined Ameristar January 2009 as its chief accounting officer. She previously served as Ameristar's corporate director of accounting from 2003 until 2004. Prior to rejoining Ameristar, Rollo served as executive vice president, CFO and treasurer of Progressive Gaming International, a Las Vegas-based worldwide supplier of integrated casino and jackpot management systems.

Rollo has significant experience in the gaming industry, both in senior financial roles with two publicly-traded companies and while working with several large casino industry clients of three international accounting firms. Before joining Progressive Gaming, Rollo was a senior audit manager with international public accounting firm Ernst & Young LLP, where she assisted in establishing the organization's Las Vegas office. Earlier in her career, she held audit and consulting roles with global accounting firms Deloitte & Touche and Arthur Andersen.