Mumbai: Arcelor Mittal is revamping its US operations with major changes in senior positions. The global steel giant plans to improve operational performance and align the company''s flat products division in the US with the combined company.

Arcelor Mittal CFO Aditya Mittal will direct overall US operations while Lou Schorsch, outgoing president and CEO of Mittal Steel USA will take over as CEO flat products, Americas. Schorsch will lead the integration and management of flat-rolled operations in Brazil, Mexico, the US and Canada.

Mike Rippey, who previously served as executive vice president of sales and marketing, will succeed Schorsch in the role of president and CEO of Mittal Steel, USA. Dan Mull, who is currently vice president of marketing will succeed Rippey.

Len Chuderewicz, who currently heads operations at Mittal Steel, Indiana Harbour, will take over from outgoing vice president, operations, Bill Brake.

"The appointment of Lou and the management changes at the US operations will be key to achieving a higher level of benefits, as well as performance. Lou has distinguished himself as a proven leader within Mittal Steel and has played a critical role in successful integration of ISG acquisition in the US," said Aditya Mittal.

"We will look for him to play a pivotal role in the integration of Arcelor Mittal in the America''s and capturing the available synergies of the new, enlarged American flat products division," he added.