2026 Board of Directors Nominee Solicitation Announcement

January 9, 2026

The Calista Corporation (“Calista”) Board of Directors is seeking the nomination of voting Shareholders, over the age of 18, who are interested in running for the three (3) Director seats up for election at the Calista Annual Meeting of Shareholders on June 5, 2026. Shareholders who will promise to fully comply with the Calista Code of Business Ethics and Conduct for Directors and want to work to improve Calista are encouraged to obtain a Nominee Packet from Calista after 8 a.m. on Friday, January 9, 2026, and return the completed Nominee Packet to Calista’s office before 5 p.m. on February 27, 2026. This solicitation is for shareholder nominees wishing to be included in the Calista Corporation Board Proxy process.

The director seats open for election are Administrative Unit 7 (Aniak, Chuathbaluk, Crooked Creek, Georgetown, Lime Village, Lower Kalskag, Napaimute, Red Devil, Sleetmute, Stony River, Upper Kalskag), Administrative Unit 8 (Akiachak, Akiak, Atmautluak, Kasigluk, Nunapitchuk, Tuluksak), Administrative Unit 9 (Bethel) and Administrative Unit 10 (Andreafski, Marshall, Ohagamiut, Pilot Station, Russian Mission). To apply, you must hold a voting Calista share associated with a village listed in the unit and meet the other eligibility requirements in the Nominee Packet.

Beginning January 9, 2026, you can get a Nominee Packet from Calista by calling 907-275-2800 or toll-free 800-277-5516; or by e-mailing packetrequest@calistacorp.com. Completed forms must arrive at the Calista Anchorage office before 5 p.m. on February 27, 2026 by mail, fax, or electronic transmission.

Additional information about the nominee solicitation is included in the Special Supplement mailed January 9, 2026 to each Calista Shareholder household.

Calista Corporation, 5015 Business Park Blvd., Suite 3000, Anchorage, AK 99503.
Fax 907-275-2929.