Larry Felton

Chief Executive Officer

Larry has more than 15 years of experience in semiconductor technology with an expertise in operations and commercial product development. As President and CEO, Larry sets the company vision and leads Crystal IS in its development and delivery of groundbreaking applications for UVC LEDs. Prior to joining Crystal IS, he was Chief Technology Officer and Vice President of R&D at Evergreen Solar. Larry received his Ph.D./Materials Engineering from Rensselaer Polytechnic Institute, Troy, New York and M.S./Solid State Science and Technology from Syracuse University, Syracuse, New York.

Eoin Connolly


Eoin brings more than 25 years of cross-functional experience in marketing, strategy, business development and engineering to Crystal IS. He is responsible for executing strategic and tactical go-to-market plans for UVC LED products. Eoin previously held senior management and leadership positions at GE, Siemens and Plug Power with a focus across industry verticals including energy, healthcare and consumer. He has a M.B.A./Entrepreneurship from Rensselaer Polytechnic Institute, Troy, New York and B.Sc./Mechanical Engineering from Dublin Institute of Technology, Dublin, Ireland.

Jeff Chen

VP of Substrate Development & Operations

As the VP of Substrate Development & Operations at Crystal IS, Jeff brings years of experience in substrate R&D, crystal growth, and operations management. Jeff holds a Ph.D. in Electrical Engineering from SUNY Stony Brook, an M.B.A. from NYU Stern School of Business, and a B.A.Sc. in Optical Information Science & Technology from Huazhong University of Science and Technology.

Michael Smith

Director of Finance

Michael joined Crystal IS in 2018 as Director of Finance. Prior to that, he held finance and operations positions in industries ranging from biotechnology, food and packaging. Michael holds a Bachelor’s of Science degree in Accounting from SUNY Plattsburgh.