Acadia Healthcare Company, Inc. (NASDAQ: ACHC) today announced a follow-on offering of 8,261,509 shares of its common stock. The Company will be offering 8,250,000 shares of common stock and a selling stockholder will be offering 11,509 shares of common stock. In addition, the Company has granted the underwriters a 30-day option to purchase up to an additional 1,237,500 shares of common stock. Acadia intends to use the proceeds from this offering principally to fund its acquisition strategy. To the extent not used for acquisitions, the Company plans to use the proceeds for general corporate purposes and in addition, may use the proceeds to repay debt under its senior secured credit facility and senior notes. Acadia will not receive any proceeds from the sale of shares by the selling stockholder. Citigroup, BofA Merrill Lynch and Jefferies & Company, Inc. are acting as joint bookrunners for the offering, and Raymond James & Associates, Inc., RBC Capital Markets, LLC and Avondale Partners, LLC are acting as co-managers. The offering will be made only by means of a written prospectus, copies of which may be obtained by contacting: Citigroup, Attention: Prospectus Department, Brooklyn Army Terminal, 140 East 58th Street, 8th Floor, Brooklyn, NY 11220 or telephone: (800) 831-9146 or email: BATProspectusdept@citi.com; BofA Merrill Lynch, Attn: Prospectus Department, 4 World Financial Center, New York, NY 10080 or email: email@example.com; or from Jefferies & Company, Inc., 520 Madison Ave., 12th Floor, New York, NY 10022, Attn: Equity Syndicate Prospectus Department or telephone (877) 547-6340 or email Prospectus_Department@Jefferies.com. A registration statement relating to shares of the common stock of Acadia Healthcare Company, Inc. has been filed with the Securities and Exchange Commission, but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective.