Board of Directors
G. Walter Loewenbaum II
Mumboe Chairman of the Board. Chairman of Luminex Corporation (NASDAQ: LMNX) and 3D Systems Corporation (NASDAQ: TDSC).
J. Storey Charbonnet
Partner at Johnson Rice & Company, LLC. Managing member at Green Turtle Capital Management, LLC.
Stephen M. Duff
Chief Investment Officer of Clark Estates, Inc. Director of TRC Companies, Inc. (NYSE: TRR).
Jay B. Johnston
Director at Luminex Corporation (NASDAQ: LMNX). Chairman of QuesTek Innovations, LLC.
John E. Koerner III
Director at Legg Mason, Inc. (NYSE: LM). Director at Lamar Advertising Company (NASDAQ: LAMR). Managing member of Koerner Capital, LLC.
Abraham N. Reichental
President, Chief Executive Officer and Director of 3D Systems Corporation (NASDAQ: TDSC).

