Meet the Team

David Atterbury
President & Portfolio Manager

Mr. Atterbury serves as President and Portfolio Manager of Whetstone Capital Advisors.  He is responsible for all investment decisions, oversight of operations and strategic direction. Mr. Atterbury has seven years of experience in the financial services industry.  Before forming Whetstone, Mr. Atterbury held positions with Brown Brothers Harriman, Return Holdings, Ashkenazy Acquisition Corp and Merrill Lynch.  Mr. Atterbury received a BA degree in History from Dartmouth College and an MBA from Columbia University. 

Thomas McGannon

Mr. McGannon is a Partner at Whetstone Capital Advisors.  He is responsible for supporting investment research efforts, managing operations, and ensuring compliance by Whetstone with applicable laws and regulations.  Prior to joining Whetstone, Mr. McGannon worked as an investment analyst for Midland Properties, Inc. and as an analyst with Integra Realty Resources – Corporate and Public Finance, a Kansas City-based boutique financial and economic consultant.  Mr. McGannon is a member of the Value Investors Club and is a Contributor for SumZero, where he has had his work profiled in the organization’s SumZero Elite program. He holds a BA degree in Finance and Theology from Creighton University and is a CFA charterholder.

Andrew Carlson
Investment Analyst

Mr. Carlson serves as an Investment Analyst for Whetstone Capital Advisors.  He supports the firm's investment research efforts.  Mr. Carlson holds a BA degree in History from DePaul University and an MBA from the University of Kansas.