Englewood

MarkWest’s 3Q Exploration Program a 90% Success

Englewood, CO-based MarkWest Hydrocarbon Inc. reported that its wholly owned subsidiary, MarkWest Resources Canada Corp., has completed its third-quarter exploration program with a 90% success rate. MarkWest engineers estimate that the nine wells drilled and completed contain net proved reserves of between 5 and 6 Bcfe of natural gas.

September 27, 2001

Online’s Petroleum Place Going Public

Petroleum Place Inc. is going public. The Englewood, CO-basedonline marketer for the oil and gas industry yesterday filed noticewith the Securities and Exchange Commission in an initial stockoffering that would raise as much as $100 million. The company alsoannounced it has completed its second round of financing that hasraised $60 million from investors in the financial, and oil and gasindustry. Net proceeds from the equity financing will be used torepay debt under its credit facilities, develop its web site andexpand marketing and sales activities.

May 23, 2000

EnergyOn.com Adds Maryland

The Web site www.energyOn.com of Englewood, CO, has expanded itsservice territory to include gas service for business andresidential consumers in Maryland. The site currently offers aselection of competitive energy suppliers and products forconsumers in New York, Pennsylvania, New Jersey, Ohio, California,the District of Columbia, Virginia, and Maryland. The site alsorecently expanded the Pennsylvania market to include York County.

December 3, 1999