Onterris, Inc. (NYSE: ONT) a global environmental solutions company solving complex challenges for planet and progress, today announced the planned dates for its third quarter fiscal year 2026 results and conference call.

On Wednesday, November 4, 2026, after the close of trading on the New York Stock Exchange, Onterris intends to release its third quarter fiscal year 2026 results.

On Thursday, November 5, 2026, at 8:30 a.m. Eastern Time, Onterris plans to host a conference call to discuss these results and the forward outlook.

A live webcast of the conference call will be available in the Investors section of the Onterris website at ir.onterris.com. Alternatively, to participate in the live call, dial +1 (800) 717-1738 (toll-free in US & Canada) or +1 (646) 307-1865 (US/International Toll) approximately ten minutes before the scheduled start.

A telephonic replay will be available from 1:00 p.m. ET on the day of the call through Thursday, November 19, 2026. To listen to the archived call, dial (412) 317-6671 and enter replay PIN 1120176. The webcast replay will be available on the Onterris website.

About Onterris

Onterris is a global environmental solutions company partnering with organizations to solve complex challenges where environmental pressures, regulatory expectations and operational risks intersect. Guided by our mission to advance the way of life without compromising the integrity of our environment, we believe environmental responsibility and human progress are fundamentally connected. Our scientists, engineers, field teams and consultants apply systems thinking that unite science, data and practical expertise to deliver solutions that strengthen our clients’ resilience, mitigate risk and help protect the air, water and soil that sustain communities, while uncovering responsible paths forward for planet and progress. For more information, visit Onterris.com.

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