ASCA A SPAC I Acquisition Corporation

Ameristar Casinos, Inc. (NASDAQ: ASCA) announced today that it will be presenting at two upcoming investor conferences.

The Bank of America Merrill Lynch 2009 Credit Conference will be held at the Crowne Plaza Times Square in New York City, NY. Ameristar will present Wednesday, December 2 at 2:00 p.m. Eastern Time. A live broadcast of the presentation will be available on Ameristar's website at www.ameristar.com in "About Ameristar/Investor Relations" and a replay will be available through December 18, 2009.

Additionally, Ameristar will present at the J.P. Morgan SMid Cap Conference. The conference will be held at the J.P. Morgan Conference Center at 383 Madison Ave at 47th Street in New York City, NY. The presentation will take place on Thursday, December 3 at 8:45 a.m. Eastern Time.

About Ameristar Ameristar Casinos, Inc. is a leading Las Vegas-based gaming and entertainment company known for its premier properties characterized by innovative architecture, state-of-the-art casino floors and superior dining, lodging and entertainment offerings. Ameristar's focus on the total entertainment experience and the highest-quality guest service has earned it leading positions in the markets in which it operates. Founded in 1954 in Jackpot, Nev., Ameristar has been a public company since November 1993. The Company has a portfolio of eight casinos in seven markets: Ameristar Casino Resort Spa St. Charles (greater St. Louis); Ameristar Casino Hotel East Chicago (Chicagoland area); Ameristar Casino Hotel Kansas City; Ameristar Casino Hotel Council Bluffs (Omaha, Neb., and southwestern Iowa); Ameristar Casino Hotel Vicksburg (Jackson, Miss., and Monroe, La.); Ameristar Casino Resort Spa Black Hawk (Denver metropolitan area); and Cactus Petes Resort Casino and The Horseshu Hotel and Casino in Jackpot, Nev. (Idaho and the Pacific Northwest).

Visit Ameristar Casinos' web site at www.ameristar.com (which shall not be deemed to be incorporated in or a part of this news release).

CONTACT: Tom Steinbauer Senior Vice President, Chief Financial Officer Ameristar Casinos, Inc. (702) 567-7000