Gun is the Vice President and CEO of S. Martinelli & Company. He was formerly the Regional Director for the West/Southwest region of Canyon Agassi and the President of Agassi Graf Holdings which provides business management services for Andre Agassi and Stefanie Graf. In that role, he was responsible for direct investments, real estate development and financial management for the overall business including oversight of the Andre Agassi College Prep Academy as the Andre Agassi Foundation Finance Committee Chair. Prior to AGH, Gun worked for MBNA as a senior member of its internal strategy group developing financial products for consumers and small businesses. Before joining MBNA, Gun was a strategy consultant for McKinsey & Company in the financial services and private equity industries in New York City and worked in Tokyo, Japan for Nippon Steel managing large infrastructure development projects globally. Gun holds an MBA from Stanford University, and is a cum laude graduate of Georgetown University..