Hudson Technologies, Inc. (NASDAQ: HDSN), a leading refrigerant services company specializing in proprietary on-site decontamination services for large comfort and process cooling systems, will host a conference call and webcast on Wednesday, May 4, 2011 at 10:00 a.m. Eastern Time to discuss the Company’s first quarter results. To access the live webcast log onto the Hudson Technologies website at www.hudsontech.com and click on “Investor Relations”. To participate in the call by phone, dial (877) 407-9210 approximately five minutes prior to the scheduled start time. International callers please dial (201) 689-8049. A replay of the webcast will be available until May 11, 2011 and may be accessed by dialing (877) 660-6853 and international callers may dial (201) 612-7415. Callers should use account number 286 and pass code 371890. About Hudson Technologies Hudson Technologies, Inc. is a leading provider of innovative solutions to recurring problems within the refrigeration industry. Hudson's proprietary RefrigerantSide ® 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 ® 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. Safe Harbor Statement under the Private Securities Litigation Act of 1995 Statements contained herein, which are not historical facts constitute forward-looking statements involve a number of known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Such factors include, but are not limited to, changes in the markets for refrigerants (including unfavorable market conditions adversely affecting the demand for, and the price of refrigerants), the Company's ability to source refrigerants, regulatory and economic factors, seasonality, competition, litigation, the nature of supplier or customer arrangements which become available to the Company in the future, adverse weather conditions, possible technological obsolescence of existing products and services, possible reduction in the carrying value of long-lived assets, estimates of the useful life of its assets, potential environmental liability, customer concentration, the ability to obtain financing and other risks detailed in the Company's periodic reports filed with the Securities and Exchange Commission. The words "believe", "expect", "anticipate", "may", "plan", "should" and similar expressions identify forward-looking statements. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date the statement was made.