Avista Corp is an electric and natural gas utility company. The company has two business segments including Avista Utilities, which provides electric distribution and transmission, and natural gas distribution services in parts of eastern Washington and northern Idaho, and also provides natural gas distribution service in parts of northeastern and southwestern Oregon. Avista Utilities has electric generating facilities in Washington, Idaho, Oregon, and Montana. AEL&P is a regulated utility providing electric services in Juneau, Alaska that is a wholly-owned subsidiary and the primary operating subsidiary of AERC.