Calpine Names Andre Walker Vice President, Finance and Investor Relations

Calpine Corporation (NYSE:CPN) today announced the promotion of Andre Walker to Vice President, Finance and Investor Relations, where he formerly served as director. In this role, Mr. Walker’s responsibilities will include managing investor relations, while continuing his current corporate finance responsibilities. "Andre’s significant industry and company knowledge, along with his diverse experience, uniquely qualify him for this position. His addition to the investor relations team will dramatically enhance our relationship with external stakeholders. Meanwhile, Andre will continue to deliver shareholder value through his role in our corporate finance group,” said Zamir Rauf, interim Chief Financial Officer. Mr. Walker joined the company in 1999, serving in various capacities in Finance, Business Development, Asset Management and Sales. Prior to joining Calpine, he held several positions at Air Liquide America. Mr. Walker holds a bachelor’s of science degree in chemical engineering from The University of Texas at Austin. For a photo, please go to: http://www.calpine.com/media/people/AndreWalker.jpg About Calpine Calpine Corporation is helping meet the needs of an economy that demands more and cleaner sources of electricity. Founded in 1984, Calpine is a major U.S. power company, currently capable of delivering nearly 24,000 megawatts of clean, cost-effective, reliable and fuel-efficient electricity to customers and communities in 18 states in the United States. Calpine owns, leases and operates low-carbon, natural gas-fueled and renewable geothermal power plants. Using advanced technologies, Calpine generates electricity in a reliable and environmentally responsible manner for the customers and communities it serves. Please visit www.calpine.com for more information.