David Brown is chairman of NatureBridge. He is also an advisor at Wheelhouse Partners. He was managing partner of Oak Hill Venture Partners and a member of Headwater Partners I, an intellectual property investment fund. Mr. Dave Brown is an advisor to Therapydia. He is a member of the board of directors of Cargo Chief. He is also a Vice President of Keystone, Inc. leading Keystone's venture capital activities, including investments in 33 companies since 1998. From 1993 to 1998, Mr. Brown raised private equity investments, managed sales and closed financing on behalf of Keystone, LP. Prior to joining Keystone, he was at Salomon Brothers Inc. where he served as Vice President, Corporate Finance. Mr. Brown serves on the boards of Bowdoin College, Naturebridge, Tuck Center for Private Equity and Entrepreneurship and several private and public companies. Mr. Brown holds a BA from Bowdoin College and an MBA from the Amos Tuck School of Business at Dartmouth College. He works as an advisor for C2FO.