Keith Evans, Ph.D.
Co-Founder, President & CEO, Member of Board of Directors

Dr. Evans has over 2 decades of executive experience in commercializing advanced semiconductor materials technologies including key roles at QED/IQE, Crystal IS (Asahi Kasei), Veeco Instruments, and Kyma Technologies. He also served as President of the Board for the US Power Electronics Industry Collaborative (PEIC). In 2019 he became an Entrepreneur in Residence at Spartan Innovations where he teamed with MSU professor Tim Grotjohn to co-found GLCT. His skills and experience include early stage startup financing and growth, winning federal grants, congressional support, intellectual property licensing, business turnaround, product diversification, mergers and acquisitions, and initial public offerings. He began his career at US Air Force Research Laboratory (AFRL) where he built a world-class team which advanced the technology of crystal growth for manufacturing semiconductor devices for the defense sector. Keith received his Ph.D. in Physical Chemistry from Purdue University.

Timothy Grotjohn, Ph.D.
Co-Founder, Technical Advisor, Member of Board of Directors

Dr. Grotjohn is a Professor of Electrical and Computer Engineering at Michigan State University (MSU) where he works on diamond process and device R&D. He joined MSU in 1987 and served for 9 years as the Department Chairperson and for six years as the R&D Director of the Fraunhofer USA Center for Coatings and Diamond Technologies located at MSU. His current research activities include diamond deposition reactor design; diamond process R&D for doped and undoped diamond; and diamond device R&D including diodes, transistors, quantum sensors and high energy particle detectors. He holds 13 patents with 9 related to diamond synthesis and processing. He has a total of 67 journal papers and over 250 conference papers/presentations. Tim received his Ph.D. in Electrical Engineering from Purdue University.

Mus (Mustafa) Chagal
Acting Executive Chairperson of GLCT Board of Directors

Mr. Chagal is an Entrepreneur In Residence & Faculty Coach at The University of Chicago Booth School of Business, a Senior Advisor to Dentons, a Mentor for the Booth Polsky Center for Entrepreneurship, and a Mentor for the Duality Quantum Accelerator program which brought him and GLCT together. He has deep international business and startup experience with multiple successful exits and has held key roles including at FastWeb, Ameritech (now part of SBC Communications), UICO, and Booz Allen Hamilton.

Born and raised in Cyprus, Chagal came to the USA on a Fulbright Scholarship in 1984 and was admitted to the Lincoln Academy in 1988 as a Student Laureate. He earned a BS in computing and information science and math from Roosevelt University, and an MBA from Chicago Booth.

Paul Quayle, Ph.D.
Chief Scientist & Director R&D

Dr. Quayle leads GLCT’s diamond materials and device R&D activities and is the Principal Investigator (PI) on multiple federal funding grants won by GLCT. He also has led the establishment of GLCT’s diamond manufacturing pilot line. He worked as a postdoctoral researcher advancing the manufacturing technology for diamond materials in GLCT co-founder Prof. Grotjohn’s group at MSU before joining GLCT, and he has three years of prior experience as a research scientist at Kyma Technologies. Paul received his Ph.D. in Condensed Matter Physics from Case Western Reserve University.

Laurey Wyble
Director of Operations

Ms. Wyble leads GLCT’s day to day operations, including accounting and contracts administration, and works closely with the Director of Production and the Director of R&D to ensure smooth operations. Laurey has over 2 decades of executive experience in starting and leading the finance and operations of small companies. She serves as GLCT’s primary representative for the Lansing Regional Chamber of Commerce and also volunteers as a Mentor for the One and All program which is managed by the Lansing Economic Area Partnership (LEAP). Laurey has studied Business Administration, Management and Operations at Lansing Community College.

Ramon Diaz, Ph.D.
Director of Production

Dr. Diaz leads GLCT’s crystalline diamond manufacturing activities. He recently completed his Ph.D. in Electrical Engineering at Michigan State University in GLCT co-founder Prof. Grotjohn’s group. His Ph.D. thesis is focused on development of processes for manufacturing large area diamond materials. Ramon has previous university teaching experience, and he has prior early stage high technology startup experience at Cutting Edge Superconductors.

Alex Grotjohn
Semiconductor Technician

Mr. Grotjohn recently graduated from Lansing Community College with an Associate’s Degree in Business. He is currently a senior and pursuing his B.S. in Marketing at The Eli Broad College of Business at Michigan State University. He has recent experiences in helping GLCT in daily accounting and is now helping establish and operate GLCT’s pilot manufacturing line. Alex has prior experience in crystalline diamond growth technology at the Fraunhofer USA Center for Coatings and Diamond Technologies.