Mark Identification

ENRON ENERGY PORTFOLIO

Serial Number

78048035

Filing Date

Feb 13, 2001

Trademark by

ENRON CORP.

Classification Information

Energy management services, namely, operation of energy-related facilities

Advertising and Business

Energy management services, namely, financial risk management for energy-related commodities and financing services, consultation and financial risk management for energy-related facilities

Insurance and Financial

Energy management services, namely, construction and maintenance of energy-related facilities

Building Construction and Repair

Energy management services, namely, providing information for use by customers to manage and conserve energy usage, such as through tracking, reporting and analyzing utility bills, utility meter data and rate schedules; and providing information for use by customers to manage energy-related commodities and facilities

Computer and Scientific