Hudson Technologies Hires Riyaz Papar to Spearhead Commercial Deployment of Performance Monitoring & Optimization

Business Wire, July 29, 2004

PEARL RIVER, N.Y. -- Hudson Technologies, Inc. (Nasdaq: HDSN), a leading refrigerant services company specializing in proprietary on-site decontamination services for large comfort, process cooling and industrial refrigeration systems, today announced that Riyaz Papar, PE, CEM has joined the Company as Director of Energy Assets and Optimization.

Mr. Papar, who previously served as a consultant to Hudson, has over 12 years of experience as an energy engineer and independent energy consultant, working with such diverse companies as Energy Concepts Company, Del Monte Foods, Consolidated Edison and Enron Energy Services.

During his career, he has also worked with a wide array of government agencies, including the U.S. Department of Energy, Lawrence Berkeley National Laboratory and Oak Ridge National Laboratory on increasing the efficiency of industrial energy systems and BestPractices. Notably, Mr. Papar is recognized by the U.S. Department of Energy as a Qualified "BestPractices" Steam Tools Specialist and is one of a handful of people designated as a U.S. Department of Energy qualified Steam End User Training Instructor.

Kevin J. Zugibe, chairman and chief executive officer of Hudson, commented, "During the past two years that Riyaz has worked as a consultant to Hudson, he played an instrumental role in developing and commercializing Hudson's Performance Monitoring & Optimization offering, which is designed to improve the operating efficiency of chiller and refrigeration systems and to increase overall system capacity. Riyaz is the perfect candidate to spearhead the commercial deployment of Hudson's offering. We believe the potential market for Performance Monitoring & Optimization is significant, and we look forward to the progress Riyaz can make in introducing this program to our clients nationwide."

Mr. Papar has a Bachelor of Technology in Mechanical Engineering from the Indian Institute of Technology and a Master of Science in Mechanical Engineering from the University of Maryland, where he specialized in Refrigerants and Energy Systems. He currently serves as a voting member ASHRAE's TC1.10 (Cogeneration), TC1.11 (Electric Motors & Control) & TC8.2 (Centrifugal Machines). Mr. Papar was also the past Chair of the Process Industries Division of the ASME and is currently a Member of the Nominating Committee of the ASME.

About Hudson Technologies

Hudson Technologies, Inc., is a leading provider of innovative solutions to recurring problems within the refrigeration industry. Hudson's proprietary RefrigerantSide(R) Services increase operating efficiency and energy savings, and remove moisture, oils and other contaminants frequently found in the refrigeration circuits of large comfort cooling and process refrigeration systems. Performed at a customer's site as an integral part of an effective scheduled maintenance program or in response to emergencies, RefrigerantSide(R) Services offer significant savings to customers due to their ability to be completed rapidly and at higher purity levels, and can be utilized while the customer's system continues to operate. In addition, the Company sells refrigerants and provides traditional reclamation services to the commercial and industrial air conditioning and refrigeration markets. For further information on Hudson, please visit the Company's web site at www.hudsontech.com.