Investor Presentation March 2024

Global production capacity across 6 production sites Production Sites Global Office Locations • Distribution Terminals and Storage Facilities Shipping Lanes Beijing Seoul Tokyo Shanghai Hong Kong New Plymouth Vancouver Medicine Hat Brussels Dallas Geismar Trinidad and Tobago Santiago Punta Arenas Damietta Cairo Operating capacity (mmt)¹ Number of plants² Gas supply Medicine Hat, Canada 0.64 1 Geismar, USA Fixed price contract 4.0 3 Financial hedges, fixed price contracts, and spot market Dubai Damietta, Egypt 0.63 1 Methanol price linked contract Trinidad and Tobago 1.96 2 Methanol price linked contract 1 Annual operating capacity reflects, among other things, average expected plant outages, turnarounds and average age of the fa cility's catalyst. Actual production for a facility in any given year may be higher or lower than operating capacity due to several factors, including natural gas composition or the age of the facility's catalyst.. Methanex's share shown for Trinidad (Atlas 63%) and Egypt (50% ). Geismar operating capacity includes G3 which is expected to start up in 2024. 2 Waitara Valley plant in New Zealand and Titan plant in Trinidad are currently idled due to natural gas availability. On October 13, 2023, announced that we have signed a two-year natural gas agreement with the National Gas Company of Trinidad and Tobago for our wholly owned Titan methanol plant (875,000 tonnes per year capacity) to restart operations in September 2024. Simultaneously, we announced our intention to idle the Atlas methanol plant (Methanex interest 63.1% or 1,085,000 tonnes per year capacity) in September 2024, when its legacy 20-year natural gas agreement expires. 6 Methanex | The Global Methanol Leader | Investor Presentation March 2024 New Plymouth, New Zealand 2.20 3 Methanol price linked contracts Punta Arenas, Chile 1.70 2 Methanol price linked contracts Total 11.1 12 methanex the power of agility

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