Spencer Stuart to Lead CEO Search for SGI

January 3, 2012 – Executive search firm Spencer Stuart has been retained by SGI to lead in its search for a new chief executive officer. The board of directors has announced that Mark J. Barrenechea has tendered his resignation as president, CEO and member of its board. SGI, a leader in technical computing, is focused on helping customers solve their most demanding business and technology challenges. Spencer Stuart is an executive search firm with 51 offices in 27 countries.