Mittal Steel was a major global steel manufacturing company founded by Lakshmi Mittal in 1976. It became one of the largest steel producers in the world through a series of strategic acquisitions and expansions. The company was known for its innovative production techniques and commitment to sustainability in the steel industry. In 2006, Mittal Steel merged with Arcelor, creating ArcelorMittal, which further solidified its position as the world's leading steel and mining company. The merger allowed for increased efficiency and a broader market reach, enabling the company to serve various industries, including construction, automotive, and energy.