Managing Director David A. Greer joined Keystone Capital in 2005 and serves as a Managing Director of the firm with primary responsibility for portfolio company operations. Prior to Keystone, he was General Manager of the RFID business unit for Motorola, Inc. and Executive Vice President of Participate Systems, Inc.    His previous experience includes advising Fortune 100 clients as a member of The Boston Consulting Group and the mergers & acquisitions department of Goldman, Sachs. Additionally, David served for five years as a surface warfare officer in the U.S. Navy. Board Representation Atlas Die, Controlled Products, Freed's Bakery,Israel Berger & Associates, IRSG, Judson Technologies, Keystone Directories, Polymicro Technologies, and Vista International Packaging. Education Northwestern University; MBA, 1995 U.S. Naval Academy; BS, 1988