Acadia Healthcare Company, Inc. (“Acadia” or the “Company”) (NASDAQ: ACHC) today announced that the Company will participate in the 2012 Stephens Fall Investment Conference, which takes place November 13 th through November 14 th in New York City. In connection with the conference, there will be an on-line web cast of the Company’s presentation available at the Company’s web site starting at 1:00 p.m. Eastern Time/12:00 p.m. Central Time on Tuesday, November 13, 2012. The live web cast of the presentations will be available on the Company’s web site, www.acadiahealthcare.com, by clicking on the “Investor Relations” link. Please go to the site at least 15 minutes prior to the web cast to download and install any necessary software. A replay of the presentations will also be available on the Company’s web site for two weeks. About Acadia Acadia is a provider of inpatient behavioral healthcare services. Acadia operates a network of 33 behavioral health facilities with over 2,300 licensed beds in 19 states. Acadia provides psychiatric and chemical dependency services to its patients in a variety of settings, including inpatient psychiatric hospitals, residential treatment centers, outpatient clinics and therapeutic school-based programs.