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Excelergy
www.excelergy.com

CAMBRIDGE, MA. September 13, 1999 - Excelergy, a leader in application and transaction services for the energy market, today announced an agreement with Southern California Gas Co. (SoCalGas) to launch the West Coast e-commerce trailblazer, Energy Marketplace, nationwide. Energymarketplace.com provides consumers with energy choice information and allows energy service providers to bid for new energy customers over the Internet. Excelergy has now assumed development, marketing and sales responsibilities for Energy Marketplace.

“Excelergy is committed to making energy choice simpler and more cost-efficient for both consumers and energy service providers nationwide,” said Cary Bullock, president of Excelergy. “This agreement is a giant step in that direction. Energy Marketplace provides real-time, interactive consumer and supplier price information and at the same time allows energy service providers to Acquire new customers at low cost, and customers benefit via one-stop-shopping for energy among dozens of suppliers. Energy Marketplace functions as a market-maker, matching energy buyers and sellers in an auction fashion.”

As the foremost provider of energy choice for consumers in California with 16 providers participating, Energy Marketplace, established in November 1997 by SoCalGas, also provides business-to-business e-commerce services to top utility companies throughout the United States. Excelergy will continue to expand the site to include other utilities wanting to promote customer choice and energy service companies looking for a cost-effective means of communication. Several of the SoCalGas employees involved in Energy Marketplace have joined the Excelergy staff.

“We are very proud of our pioneering effort to develop and launch Energy Marketplace for California’s consumers,” said Lee Stewart, president of Energy Transportation Services at SoCalGas. “With deregulation of the energy industry spreading to the rest of the nation, the opportunity to expand Energy Marketplace is tremendous and we believe Excelergy is ideally suited to take advantage of that opportunity.”

Stewart said SoCalGas will continue to be a sponsor of the e-commerce site, promoting it among its customers.

Energy Marketplace is the leader in the energy transaction marketplace with its unique ability to Offer residential customers utility choices and allow energy service providers a secure direct route by which to receive and respond to requests for proposals (RFP) from commercial and industrial customers.

Excelergy offers its customers the ability to accurately manage transactions at significantly reduced processing costs by integrating electronic business processes into its billing and customer information system. It also provides utilities with an electronic information-processing engine for the management of their trading partner relationships. With the addition of Energy Marketplace, Excelergy’s products and services now help energy users as well as energy companies reduce transaction costs both before the sale as well as after.

Southern California Gas Co. (SoCalGas) is the nation's largest natural gas distribution utility, serving 18 million consumers through 4.9 million meters. SoCalGas is a subsidiary of Sempra Energy (NYSE: SRE), a Fortune 500 energy services holding company based in San Diego, with 12,000 employees, revenues of $5.5 billion and more than 8.5 million customers in the United States, Europe, Canada, Mexico and South America.

Understanding the new business paradigm of the deregulated energy industry — a market estimated to be $300 billion— Excelergy developed their software solutions to be flexible, scalable and web-based to lower transaction costs and improve customer service. As a result, Excelergy has grown rapidly to become one of the leaders in billing, customer care and transaction management solutions for the retail energy market.

The following are customers of Excelergy’s products and services: Allegheny Energy, First Energy Services, Penn Power, Southern California Gas Co, PG&E, SDG&E, APS Energy Services, Aquila Energy Marketing Corp, Cleen ‘n’ Green Energy, Commonwealth Energy Corp., Cook Inlet Energy Supply, Duke Energy Trading and Marketing, L.L.C., Engage, Illinova Energy Partners, POCO, Preferred Energy Retail, SCANA Energy Marketing, TXU Energy Services, Utilicorp Energy Solutions and Constellation Energy.

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