David Zimmerman

David Zimmerman is a seasoned executive with extensive experience in the commodities and trading sectors. Currently the Chief Executive Officer at Big River Resources, LLC since August 2011, David has also served in roles such as Director of Trading and Risk Management and Commodity Manager within the same company. Prior to this, David held the position of Commodity Manager at Lincolnway Energy from January 2007 to August 2011, and worked as a Senior Market Analyst at RJ O'Brien & Associates LLC from January 2004 to March 2007. David began the career at Cargill as a Merchandiser, where service lasted from October 1996 to March 2004. David holds a Bachelor of Arts degree from Augustana College, earned between 1990 and 1995.