Cahill Represents Underwriters in $172 Million Public Offering by Bill Barrett Corporation

March 12, 2008

Cahill represented Deutsche Bank Securities, Inc., Banc of America Securities LLC, J.P. Morgan Securities, Inc., Credit Suisse Securities (USA) LLC, Merrill Lynch, Pierce, Fenner & Smith Incorporated, and Morgan Stanley & Co. Incorporated in the $172,500,000 Public Offering by Bill Barrett Corporation of its 5% Senior Convertible Notes due 2028.