ArcelorMittal invested $10 million in Heliogen through its XCarb Innovation Fund in June 2021, marking a strategic partnership to integrate concentrated solar power into steelmaking processes. Heliogen's technology uses coordinated mirror arrays to achieve industrial-grade temperatures exceeding 1,000 degrees Celsius alongside 24/7 operations through thermal storage. The collaboration aims to advance steel industry decarbonization through thermal integration, green hydrogen production, & comprehensive renewable energy solutions.