| Avista Corporation, incorporated in 1889, is an energy, information and technology company with utility and subsidiary operations located throughout North America. The Company's operations are organized into four lines of business, Avista Utilities, Energy Trading and Marketing, Information and Technology, and Pentzer and Other. Avista Utilities, an operating division of Avista Corp., represents the regulated utility operations that are responsible for retail electric and natural gas distribution, electric transmission services, electric generation and production, electric wholesale marketing, and electric commodity trading, primarily for the purpose of optimizing system resources. Avista Capital, a wholly owned subsidiary of Avista Corp., owns all of the subsidiary companies engaged in the other lines of business. |