MATR MATTR Corporation

Mattr Corp. (“Mattr” or the “Company”) (TSX: MATR) announced today its reporting schedule for its financial results and related conference calls. Financial results for the respective reporting periods are expected to be reported on the below dates, after the market closes for trading on the TSX. A conference call/webcast to discuss results from the respective reporting periods will be held on the below dates at 9:00am ET.

Reporting Period:	Financial Results:	Conference Call/Webcast:
Q4 – 2024	March 13, 2025	March 14, 2025
Q1 - 2025	May 14, 2025	May 15, 2025
Q2 – 2025	August 13, 2025	August 14, 2025
Q3 – 2025	November 12, 2025	November 13, 2025
Q4 – 2025	March 12, 2026	March 13, 2026

Mattr will use a presentation to accompany its conference calls. The presentation can be found on the Company’s website in advance of the earnings call and can also be accessed via the conference call/webcast. Please visit the Mattr Investor Centre website at mattr.com or use the following link https://investors.mattr.com/news-events/events-and-presentations for further details.

About Mattr

Mattr is a growth-oriented, global materials technology company broadly serving critical infrastructure markets, including transportation, communication, water management, energy and electrification. The Company operates through a network of fixed manufacturing facilities. Its two business segments, Composite Technologies and Connection Technologies, enable responsible renewal and enhancement of critical infrastructure.

For further information, please contact:

Meghan MacEachernVP, Investor Relations & External CommunicationsTelephone: 437.341.1848Email: meghan.maceachern@mattr.comWebsite: www.mattr.com

Source: Mattr Corp.