
	Mr. John V. Sobchak served as the Chief Financial Officer of KMG Chemicals Inc. since 2001, and served as its Vice President. Before joining KMG Chemicals Inc., he served as Principal Accounting Officer of KMG Chemicals Inc. He served as the Chief Financial Officer of Novistar, Inc., a joint venture between Torch Energy Advisors, Inc. and Oracle Corporation, since June 2000. Prior to joining Novistar, Inc., Mr. Sobchak served as Treasurer of Torch Energy Advisors, Inc. since 1997. He was employed from 1988 to 1997 by Mesa, Inc., a publicly traded oil and gas company, most recently as its Treasurer. Before joining MESA, Mr. Sobchak held engineering positions at Brooklyn Union Gas and American Cyanamid. Mr. Sobchak served as a Director of Torch Energy Advisors, Inc. since 1997. Mr. Sobchak has a BE in Chemical Engineering from Cooper Union and an MBA in Finance and International Business from New York University.
