September 16, 2008

Dynegy CEO to Participate in Panel Discussion at Merrill Lynch Power & Gas Leaders Conference

Bruce A. Williamson, Chairman, President and Chief Executive Officer of Dynegy Inc. (NYSE:DYN), will participate in an Independent Power Producers Panel at the Merrill Lynch Power & Gas Leaders Conference in New York City. Williamson's presentation is scheduled for 1:15 p.m. ET/12:15 p.m. CT on Wednesday, September 24, 2008.

Williamson's presentation will be web cast live, and will be available via the "Investor Relations" section of Dynegy's web site at through October 8, 2008.

Through its subsidiaries, Dynegy Inc. produces and sells electric energy, capacity and ancillary services in key U.S. markets. The power generation portfolio consists of more than 18,000 megawatts of baseload, intermediate and peaking power plants fueled by a mix of natural gas, coal and fuel oil. DYNC