Methanex Corporation | 88,418 followers on LinkedIn. Methanex Corporation is the world’s largest producer and supplier of methanol. | We make an essential product that improves everyday life and provides solutions for a sustainable future. We are the world’s largest producer and supplier of methanol to major international markets in Asia Pacific, North America, Europe and South America. Our methanol production sites are located in the United States, New Zealand, Trinidad, Chile, Egypt and Canada.