Mr. Jeff MacDonald reports

ECOSYNTHETIX TO HOST 2025 THIRD QUARTER RESULTS CONFERENCE CALL

EcoSynthetix Inc. will release its 2025 third quarter results on Thursday, Nov. 6, 2025, after 5 p.m. ET. The company will subsequently hold a conference call on Friday, Nov. 7, 2025, at 8 a.m. ET, hosted by Jeff MacDonald, chief executive officer, and Rob Haire, chief financial officer. A question-and-answer session will follow the corporate update.

Conference call details

Date:  Friday, Nov. 7, 2025

Time:   8 a.m. Eastern Time

To instantly join the conference call by phone, please register on-line to be connected into the conference call automatically.

Dial-in numbers:   416-945-7677 or 888-699-1199

Reference No.:  20561 followed by the number sign

Taped replay:  289-819-1450 or 888-660-6345

Replay code:  20561 followed by the number sign

A link to the live audio webcast of the conference call will be available on the investor relations events page on the company's website. The presentation will be accompanied by slides, which will be available on the webcast and through the company's website. Please connect at least 15 minutes prior to the conference call to ensure adequate time for any software download that may be required to listen to the webcast.

About EcoSynthetix Inc.

EcoSynthetix offers a range of sustainable engineered biopolymers that allow customers to reduce their use of harmful materials, such as formaldehyde and styrene-based chemicals. The company's flagship products, DuraBind, Surflock, Bioform and EcoSphere, are used to manufacture wood composites, personal care, paper, tissue and packaging products and enable performance improvements, economic benefits and carbon footprint reduction. The company is publicly traded on the Toronto Stock Exchange (symbol: ECO).