Avista Corp

Rebecca Klein Elected to Avista Corp. Board of Directors

May 13, 2010

SPOKANE, Wash., May 13, 2010 /PRNewswire via COMTEX/ --Avista Corp. (NYSE: AVA) announced that shareholders have elected Rebecca Klein, age 44, to the Avista Corp. Board of Directors for a term expiring in 2013.

Ms. Klein is a principal of Klein Energy, LLC, a regulatory and government affairs consulting company. She also serves as Of Counsel to the law firm Tuggey Rosenthal Pauerstein Sandoloski & Agather LLP. Over the last 20 years Ms. Klein has worked in Washington, D.C. and in Texas in the energy, telecommunications and national security arenas. Ms. Klein's professional experience also includes service with KPMG Consulting (now Bearing Point).

Since January 2008, Ms. Klein has served as chair of the board of the Lower Colorado River Authority, a public power utility owning generation, transmission, and water services across the central Texas area. In addition, she is chair of Power Across Texas, a non-profit organization that focuses on advancing information about clean, affordable and reliable energy in the state. She also has served as a commissioner with the Texas Public Utilities Commission and subsequently as chair.

Ms. Klein earned a Juris Doctor from St. Mary's University School of Law in San Antonio, Texas. She also holds a Master of Arts degree in National Security Studies from Georgetown University and a Bachelor of Arts degree in Human Biology from Stanford University. She is a member of the State Bar of Texas.

"We are pleased that Rebecca is joining our board of directors," said Scott L. Morris, Avista Corp. chairman of the board, president and chief executive officer. "As the energy industry is going through rapid change, Rebecca's breadth of experience in legal, regulatory, public policy, human resources and organizational development will be of great value to our company."

About Avista Corp.

Avista Corp. is an energy company involved in the production, transmission and distribution of energy as well as other energy-related businesses. Avista Utilities is our operating division that provides electric service to 356,000 customers and natural gas to 316,000 customers. Our service territory covers 30,000 square miles in eastern Washington, northern Idaho and parts of southern and eastern Oregon, with a population of 1.5 million. Avista's primary, non-regulated subsidiary is Advantage IQ. Our stock is traded under the ticker symbol "AVA." For more information about Avista, please visit www.avistacorp.com.

Avista Corp. and the Avista Corp. logo are trademarks of Avista Corporation.

SOURCE Avista Corp.