Graduate of the University of Chile, 1970, since his beginning as a lawyer, he engaged in the business community by being President of the board of corporations such as Coprona, Bellavista Oveja Tome, Burger, Peñalba and other companies. In 1981, he was appointed general counsel of the Agriculture Service of Chile to resume again private professional activities in 1983. Mr. Stone was appointed as Bankruptcy Trustee in 1983. He has managed more than 500 bankruptcies during his practice. He has being involved representing creditors or debtors in the majors bankrupt cases in the last 30 years.