Hudson Technologies, Inc. announced the appointment of Nicole Bulgarino and Loan Mansy to the Company's Board of Directors. Ms. Bulgarino and Ms. Mansy will fill vacancies resulting from the concurrent resignation of Otto C. Morch and the prior passing of Dominic J. Monetta. Nicole Bulgarino is an Executive Vice President and corporate officer for Ameresco a leading energy efficiency and energy infrastructure company, where she oversees the dedicated businessunit serving the federal government and plays a key role in strategic planning and the development of growth initiatives across all businessunits.

She brings more than 25 years experience developing, designing and implementing energy infrastructure projects and has overseen approximately $3 billion of work involving the installation of complex power plants, central plant upgrades, utility distribution systems and system upgrades in commercial and industrialbuildings and she manages a significant maintenance portfolio, including performance optimization solutions. Ms. BulgarinojoinedAmeresco in 2004 and has held positions of increasing responsibility, including Senior Vice President Federal Solutions & General Manager, Vice President Federal Operations, and Director of Project Implementation. Before joiningAmeresco, she served as Lead Process Engineer at Raytheon.

She is affiliated with several professional organizations including the Society of American Military Engineers, the National Association of Energy Service Companies and the American Society of Mechanical Engineers. Ms. Bulgarino earned a BS, Chemical Engineering from the University of Tennessee, Knoxville. Loan Mansy is Executive Vice President, Sales & Service for Clean Harbors, Inc. (NYSE: CLH), a leading provider of environmental and industrial services, including hazardous waste management, and brings 30 years of experience in the chemical and waste management industries.

In her current role, she oversees Clean Harbors‘ Technical Services, Field Services and Safety-Kleen Environmentalbusinesses, has $2.5 billion in P&L responsibilities and oversees 5,800 employees in the U.S., Canada and Puerto Rico. Previously, she was Area President for Republic Services, a provider of non-hazardous solid waste management services in the U.S., where she oversaw 3,200 employees in the Northeast U.S. and had $1 billion in P&L responsibility. Ms. Mansy also has extensive experience in the chemical industry, working for major global chemical companies, including AkzoNobel where she managed the Surface Chemistry surfactant business for the Americas and at Eastman Chemical Company where she held roles of increasing responsibility, culminating as Automotive BusinessDirector, Global - Advanced Interlayers.

She earned a BS, Chemical Engineering from the University of Texas at Austin and an MBA from Northwestern University's Kellogg School of Management.