Giner ELX is a team of 20 people based in Newton MA, with sales agents in California, Germany and India. Although Giner ELX is a new company, our team is one of the most experienced in the world in PEM electrolysis: most have worked for 2 decades or more in the field. Giner ELX personnel publish extensively in leading journals and are in demand to make presentations at industry events and technical meetings all over the world. Key individuals hold multiple patents, and have received awards for scientific excellence and solving difficult problems on time-demanding schedules for government and industry: for instance, both Corky Mittelsteadt and Monjid Hamdan have received prestigious annual merit awards from the US Department of Energy.

The Giner ELX Management Team

Andy Belt, President and CEO

Andy Belt

President and CEO

After receiving an MBA from the Harvard Graduate School of Business, Andy worked at Bain and Company in London for 5 years. He was a co-founder of an innovative packaged foods business in London and a consulting firm in Boston, where he focused on technology translation. Andy was appointed to the Giner Board in 2009 with responsibility for the commercial development of Giner’s technology portfolio. He became CEO in 2014.

Hector A. Maza, VP, Business Development

Hector A. Maza

VP, Business Development

Hector has over 25 years of experience in the Energy Efficiency field, working for large and small firms such Mobil Oil, Raychem Corp, Tyco International, PointVerde and General Synfuels International. Though his career he has held middle and upper management positions in Operations, Product Development, Engineering Consulting and global Technical Sales Management in products ranging from mobile devices, tactile technologies, power connectors, Electrolyzers & Fuel Cells. Hector holds an MBA from Hartford University Business School, Paris France, a Graduate degree in International Finance from UC Berkeley, and a BSc in Chemical Engineering from UIA Universidad Ibero-Americana, Mexico City. He speaks four languages has lived and worked in as many countries and during the past 4 years at Giner he has been in charge of commercializing and innovating business arrangements through partnerships, licenses and sales of thousands of Hydrogen Generator Systems from Laboratory to MegaWatt scale, in Military, Industrial and Mobility markets globally.

Dr. Cortney K. Mittelsteadt, Technology

Dr. Cortney K. Mittelsteadt

Chief Technology Officer

Corky joined Giner in 1999 and rapidly became director of a major General Motors program for the development of membranes for mobility applications. He was appointed VP for Technology in 2009 and made a Director of the Board in 2013. He was awarded the 2009 Hydrogen Program Research and Development Award by the Department of Energy. Corky holds a Ph.D. in Polymer Chemistry from SUNY/Syracuse University.

Timothy J. Norman

Timothy J. Norman

VP Engineering

Tim was appointed VP for Engineering and Manufacturing at Giner Inc in 2001. He has been the long-term prime for our US Navy electrolyzer program and other key advanced electrolyzer production contracts. Prior to joining Giner, Tim held positions of increasing seniority within the energy industry at Baker Hughes, Cabot and Thermo Electron. He holds an MS in Mechanical Engineering from Massachusetts Institute of Technology.

Theresa Scavone, Controller

Theresa Scavone


Theresa has over 12 years of Finance and Accounting experience in start-up and fast growth companies. She has held positions at Ulvac Technologies, FusionStorm, Open Mile, and ZipCar. As Giner’s Controller, she oversees, among other areas, strategic financial planning, organizational development, process definition and improvement, and project planning and execution. Theresa has a bachelor’s degree, Magna Cum Laude, in Business Administration with an Accounting concentration from Fitchburg State University.