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David Carroll
President and CE​​O​​

Edward Johnston
Senior Vice President,
GTI Research and Technology Development

Ronald Snedic
Senior Vice President,
Corporate Development and President, GTI International

Jim Ingold
Senior Vice President of Finance, Treasurer, and CFO

Quinton Ford
Acting General Counsel and Corporate Secretary

Jeremy Otahal
Human Resources

Rodney Rinholm
Executive Director,
Business Development and Education

Vann Bush
Managing Director,
Energy Supply and Conversion

Bill Liss
Managing Director,
Energy Delivery and Utilization
Richard Kaelin
Vice President,
Government Affairs
Don Stevenson
Executive Director,
R&D Energy Supply and Conversion
Daniel Ersoy
Executive Director,
R&D Energy Delivery and Utilization