Frequently Asked Questions For Investors

Hudson Technologies, Inc. is a leading provider of innovative and sustainable refrigerant products and services to the Heating Ventilation Air Conditioning and Refrigeration industry. The Company has a nationwide presence as an aftermarket supplier of all types of refrigerants to wholesalers who service residential and light commercial buildings as well as direct supply relationships with industrial facilities, supermarkets and other locations that require 24/7 cooling. The Company is one of the nation’s largest refrigerant reclaimers, with proprietary technology to recover all types of refrigerants and restore them to Air-Conditioning, Heating, and Refrigeration Institute standard for reuse as certified EMERALD Refrigerants™. Hudson also provides monitoring services to assess the operations of a facility’s refrigeration systems and other energy systems and offers predictive and diagnostic service offerings to optimize system operations.

30+ facilities and stocking points and 3 carbon-neutral reclamation facilities

Hudson Technologies was founded in 1990. The Company went public in November 1994 and trades on Nasdaq under the ticker symbol “HDSN”

Continental Stock Transfer & Trust Co.,
17 Battery Place
8th Floor
New York, NY 10004
Phone: 212-509-4000
Fax: 212-509-5150

The company’s auditors are BDO USA, P.C.

Please contact our investor relations firm for additional information.

IMS Investor Relations

(203) 972-9200

hudson@imsinvestorrelations.com