3. He spent the late 1970s and early 1980s running the Indonesian mill for his family's company. But starting in 1989 with a plant in Trinidad and Tobago, Mittal began purchasing and overhauling struggling steel mills in areas such as Mexico, Romania, and Ukraine,. In 1994, the Mittals split up the family business. Ispat International went public in 1997, and in 2004, Lakshmi integrated his privately held steel company, LNM Holdings, into Ispat for $13 billion—and Mittal Steel took shape.