Vote your Proxy by 4 p.m. AKDT today, June 25th, to be entered in the Early Bird Prize Drawing.

You can vote your e-Proxy online at www.MTNTvote.com or submit your paper Proxy mailed to you. Paper Proxies may be submitted to the Inspector of Elections by email to rod@ha-akcpa.com, by fax to (907) 290-5737, or by mail to Hutchings & Associates, PO Box 241167, Anchorage, AK 99524-9846.

Voting your Proxy online by the Early Bird Deadline triples your chances of winning the 2025 Annual Meeting Prize Drawings.

If you miss the Early Bird Deadline, you can still vote your paper Proxy or e-Proxy up until 4 p.m., July 23, 2025, and be entered in the 2025 Annual Meeting Prize Drawings-doubling your chances by voting online at www.MTNTvote.com.

Important dates:
• June 25, 2025, 4 p.m. AKDT: Early Bird Proxy Deadline
• July 23, 2025, 4 p.m. AKDT: Proxy Deadline and e-Vote Prize Drawing
• July 26, 2025, 9 a.m. Registration Opens: Annual Meeting of Shareholders, McGrath, Alaska

To learn more, please visit MTNT’s website at https://mtnt.net/our-shareholders-2/2025annualmeeting-1/ or the Shareholder Portal at www.mymtnt.com.

Thank you for your participation!