Corporate Headquarters

1000 Louisiana Street
Suite 5800
Houston, Texas 77002
713.507.6400
1.800.633.4704

Members of our Investor and Public Relations include:

Norelle Lundy
Vice President, Investor and Public Relations

Laura Hrehor
Senior Director, Investor Relations

David Byford
Senior Director, Public Relations

Investor Relations

Individual stockholders, security analysts, portfolio managers and other institutional investors seeking information about the company should contact:

Investor Relations
713.507.6466
1.800.800.8220
ir@dynegy.com

Questions regarding Dynegy's stock should be sent to Attention: Investor Relations at the corporate address above.

Public Relations

The general public, as well as journalists seeking information about the company, should contact:

Public Relations
713.767.5800

In the Community

Please send your proposals and materials to:

David W. Byford, Senior Director Public Relations
Dynegy Inc.
1000 Louisiana, Suite 5800
Houston, TX 77002

Board of Directors

Inquiries to Dynegy’s Board of Directors:

Dynegy Inc.
Communications with Directors
Attn: Secretary
1000 Louisiana, Suite 5800
Houston, Texas 77002

Dynegy Integrity Helpline

The Dynegy Integrity Helpline is a toll-free phoneline that allows you to ask questions and report ethics and compliance issues or concerns. This Helpline is answered by an independent service provider and is available 24 hours a day, seven days a week, 365 days a year.

866.968.7396

Online Integrity Alertline

The Integrity Alertline, a secure website, allows you to ask ethics and compliance questions, report concerns or seek guidance online 24 hours a day, 7 days a week. All information is handled confidentially by an independent third party and cannot be traced.

https://dynegy.alertline.com

Supplier Relations

For questions regarding Supplier Relations, send e-mail message to:

scm@dynegy.com

Webmaster

If you have any comments on or experience any problems with Dynegy.com, please send email to:

webmaster@dynegy.com