EXHIBIT 1

Corporate Structure Chart

11-38111 Doc 18-1 Filed 11/08/11 Entered 11/08/11 01:27:56 Exhibit 1 - Corp Structure Chart Pg 1 of 2

DYNEGY INC. CORPORATE STRUCTURE

Dynegy Inc.

Dynegy Coal Holdco, LLC

Dynegy Coal Investments

Holdings, LLC

Dynegy Holdings, LLC

D Gl b l D GD GD N th t

Illinova Corporation

“Coal Co” Dynegy Midwest

Generation, LLC

Dynegy Global Liquids, Inc.

Dynegy Gas Investments, LLC

Dynegy Gas Imports, LLC

Dynegy Northeast Generation, Inc.

Hudson Power, L.L.C.

Dynegy Danskammer,

L.L.C.

Dynegy Roseton, L.L.C.

Dynegy Administrative

Services Company

Dynegy Operating Company

Dynegy GasCo Holdings, LLC

Havana Dock Enterprises, LLC

Dynegy Power Marketing, LLC

Dynegy Gas Holdco, LLC

Dynegy Gas Investments

Holdings, LLC

“GasCo” Dynegy Power LLC

Dynegy Marketing and Trade, LLC

Dynegy Coal Trading &

Transportation, p ,LLC

Dynegy Kendall Energy, LLC

Blue Ridge Generation LLC

Ontelaunee Power Operating

Company, LLCBlack Mountain

CoGen, Inc.

Dynegy Oakland, LLC Dynegy

Equipment, LLC

Nevada Cogeneration Associates #2

Dynegy Power Generation Inc.

50%

Dynegy South Bay, LLC

Morro Bay Mutual Water Company

Sithe Energies Inc.

Montrose Partners, Ltd.

Sithe/Independence LLC

Sithe/Independence Power Partners, L.P.

Dynegy Morro Bay, LLC

50%

40.68%

1%99%

Dynegy Moss Landing, LLC

Moss Landing Mutual Water

Company

Casco Bay Energy Company, LLC

Sithe/Independence Funding Corp.33%

Non-Debtor Entity

Debtor Entity

11-38111 Doc 18-1 Filed 11/08/11 Entered 11/08/11 01:27:56 Exhibit 1 - Corp Structure Chart Pg 2 of 2