Michael C. Aronstein is President, Chief Investment Officer and a co-founding partner of Marketfield Asset Management, LLC (and its predecessor firm, which was created in 2007). Mr. Aronstein began his investment career in 1979 at Merrill Lynch, eventually becoming Manager of Global Investment Strategy before departing in 1987 to join Comstock Partners. Mr. Aronstein was the President of Comstock Partners for six years. In 1993, Mr. Aronstein founded West Course Capital, a discretionary commodity management firm. From 2001 to 2004, Mr. Aronstein was Chief Investment Strategist for Preservation Group, a provider of independent macroeconomic and strategic research to professional investors. In 2004, he joined Oscar Gruss & Son Incorporated and served as Chief Investment Strategist until 2012. Mr. Aronstein graduated from Yale College with a Bachelor of Arts in 1974.