Team > Investment Team > Josiah M. Rotenberg Josiah Rotenberg joined Quadrangle Group LLC in 2002 and is a Managing Principal and Senior Research Analyst focused on the firm’s distressed debt business and is head of the QDRA Israel research office. Prior to joining Quadrangle, Mr. Rotenberg was a Vice President at Lazard Frères & Co. LLC and a research analyst of the Lazard Debt Recovery Funds. He joined Lazard in 1999 as a research associate in the High Yield/Distressed Debt group. He was responsible for analysis of companies in a number of industries including traditional industrials, fixed satellite services, oil services and chemicals as well as analysis of companies with mass tort liabilities.

Prior to joining Lazard, Mr. Rotenberg was a research analyst for the Bank of Israel and worked as a UNIX systems administrator for an Israeli Internet start-up. He began his career as an assistant to the CEO of the Israel Export Development Corp, which he left in 1995 to form his own Internet company. Mr. Rotenberg earned a B.A. in international relations from Johns Hopkins University and an M.A. in economics from the Hebrew University.