Mr. Normand Macaulay reports

SUPREMEX ANNOUNCES DATE OF ITS 2026 SECOND QUARTER RESULTS CONFERENCE CALL

Supremex Inc. will release its results for the second quarter ended June 30, 2026, before markets open on Friday, July 31, 2026. A conference call to discuss these results will be held on the same day at 10 a.m. Eastern Time.

Conference call

A live broadcast of the conference call will be available on the company's website in the investors section under webcast.

To participate (professional investment community only) or to listen to the live conference call, please dial the following numbers. The company suggests that participants call-in at least five minutes prior to the scheduled start time:

• Local (Toronto) and international participants, dial: 647-846-8776;
• North American participants, dial toll-free: 1-833-752-3804.

A replay of the conference call will be available on the company's website in the investors section under webcast. To listen to a recording of the conference call, please call toll-free 1-855-669-9658 or 412-317-0088 and enter the code 6721336. The recording will be available until Friday, Aug. 7, 2026.

About Supremex Inc.

Supremex is a growing provider of paper-based packaging solutions and a leading North American manufacturer and marketer of envelopes. Supremex operates 10 manufacturing facilities across four provinces in Canada and four manufacturing facilities in three states in the United States employing approximately 1,000 people. Supremex's extensive network allows it to efficiently manufacture and distribute envelope and packaging solutions designed to the specifications of major national and multinational corporations, direct mailers, resellers, government entities, SMEs (small and medium-sized enterprises), and solutions providers.