Aperam South America

Aperam South America, old Acesita and ArcelorMittal Timóteo, is the biggest Brazilian manufacturer of specialty steels.

Headquartered in Belo Horizonte, Minas Gerais, the company is a supplier of stainless, silicon and special carbon steels.

The company's main plant, at Timóteo in Minas Gerais, has an installed production capacity is 900,000 tons of steel per year.

The company also mines iron ore. Aperam South America, then known Acesita, was founded October 31, 1944, among the cofounders was Percival Farquhar and got into the stainless steel business in the late 1970s.

The French steel maker Usinor, now part of ArcelorMittal, took a controlling stake in Acesita 1998.