Mark Identification

DYNEGY

Serial Number

75497121

Filing Date

Jun 3, 1998

Registration Date

Sep 5, 2000

Trademark by

VISTRA CORP.

Classification Information

[arranging for the transmission and distribution of natural gas liquids, crude oil and coal to others]

Advertising and Business

[providing pricing risk management services to others in the field of oil and natural gas, natural gas liquids, coal and electricity]

Insurance and Financial

[gathering of natural gas and coal for others and building and] operating electrical power plants

Building Construction and Repair

[storage of natural gas, natural gas liquids and coal for others]

Transportation and storage

[processing of natural gas and coal for others]

Treatment of Materials