Methanex Corporation appoints veteran finance executive Don Marchand

Rhea-AI Filing Summary

Methanex Corporation reported that it has appointed Don Marchand to its Board of Directors, effective December 1, 2025. Marchand has nearly 40 years of experience in finance and energy infrastructure, including serving as Executive Vice President and Chief Financial Officer of TC Energy from 2010 until his retirement in 2021, with added responsibility for strategy and corporate development for part of that period. He is a Chartered Accountant and Chartered Financial Analyst, and currently serves as a director of Fortis Inc. Methanex describes itself as the world’s largest global supplier of methanol, with shares listed on the Toronto Stock Exchange under “MX” and on Nasdaq under “MEOH”.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 OF THE

SECURITIES EXCHANGE ACT OF 1934

FOR THE MONTH OF NOVEMBER 2025

COMMISSION FILE NUMBER 000-20115

METHANEX CORPORATION

(Registrant’s name)

SUITE 1800, 200 BURRARD STREET, VANCOUVER, BC V6C 3M1 CANADA

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F     o Form 40-F     þ

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): o

NEWS RELEASE

Methanex Corporation

1800 - 200 Burrard St.

Vancouver, BC Canada V6C 3M1

Investor Relations: 604-661-2600

Toll-Free: 1-800-661-8851

http://www.methanex.com

For immediate release

November 25, 2025

METHANEX CORPORATION APPOINTS DON MARCHAND TO ITS BOARD OF DIRECTORS

VANCOUVER, BRITISH COLUMBIA (November 25, 2025) – Methanex Corporation (TSX: MX) (Nasdaq: MEOH) is pleased to announce the appointment of Don Marchand to its Board of Directors effective December 1, 2025.

With a career spanning nearly four decades in finance and energy infrastructure, Mr. Marchand brings extensive expertise in financial leadership and corporate strategy. From 1994 onward, he held positions of increasing responsibility in finance at TC Energy (formerly TransCanada Corporation), a leading North American energy infrastructure company. From 2010 until his retirement in 2021, Mr. Marchand served as the Executive Vice President and Chief Financial Officer at TC Energy, with additional responsibility for Strategy and Corporate Development for three years during this period.

Mr. Marchand graduated with a Bachelor of Commerce from the University of Manitoba and subsequently qualified as a Chartered Accountant and Chartered Financial Analyst. He is a member of the Institute of Chartered Professional Accountants of Alberta, the CFA Institute and the Calgary Society of Financial Analysts. Mr. Marchand also serves as a director of Fortis Inc.

“We are excited to welcome Don to Methanex. His broad executive expertise across core financial functions and deep knowledge of the North American energy sector will be strong assets to our Board,” said Doug Arnell, Methanex’s Chair of the Board.

Methanex is a Vancouver-based, publicly traded company and is the world's largest supplier of methanol globally. Methanex shares are listed for trading on the Toronto Stock Exchange in Canada under the trading symbol "MX" and on the Nasdaq Global Select Market in the United States under the trading symbol "MEOH". Methanex can be visited online at www.methanex.com.

- end -

For further information, contact:

Methanex Investor Inquiries

+1-604-661-2600 or Toll Free: +1-800-661-8851

invest@methanex.com

SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

METHANEX CORPORATION

Date:  November 25, 2025

By:

/s/ KEVIN PRICE

Name:

Kevin Price

Title:

SVP, General Counsel & Corporate Secretary

FAQ

What did Methanex Corporation (MEOH) announce in this Form 6-K?

Methanex Corporation announced the appointment of Don Marchand to its Board of Directors, effective December 1, 2025.

Who is Don Marchand, the new Methanex (MEOH) board member?

Don Marchand is a seasoned finance and energy executive who worked at TC Energy from 1994 to 2021, including serving as Executive Vice President and Chief Financial Officer and overseeing strategy and corporate development for part of that time.

What relevant experience does Don Marchand bring to Methanex Corporation?

He brings nearly four decades of experience in finance and energy infrastructure, with senior leadership roles at TC Energy and board experience as a director of Fortis Inc.

What are Don Marchand’s professional qualifications mentioned in the Methanex 6-K?

Marchand holds a Bachelor of Commerce, is a Chartered Accountant, a Chartered Financial Analyst, and is a member of the Institute of Chartered Professional Accountants of Alberta, the CFA Institute and the Calgary Society of Financial Analysts.

How does Methanex describe its business in this filing?

Methanex is described as a Vancouver-based, publicly traded company and the world's largest supplier of methanol globally, with shares listed on the TSX under “MX” and on Nasdaq under “MEOH”.

What did Methanex’s Board Chair say about Don Marchand’s appointment?

Board Chair Doug Arnell said they are excited to welcome Don and highlighted his broad executive expertise in core financial functions and deep knowledge of the North American energy sector as strong assets to the Board.