RobinRobin Weitkamp, CEORobin was Chief Operating Officer of Elevance Renewable Science’s specialty chemicals business and, before that, was VP of Symyx Technologies, a Silicon Valley materials R&D technology development company. He began his career leading various chemical and materials business and manufacturing platforms within BP and Albemarle. He holds BS and MS in chemical engineering from the University of Arkansas and the University of Houston, respectively, as well as an MBA from the University of Chicago.



 RyanRyan Chan, PhD, VP of R&D – Ryan joined with fellow NC State colleagues Scot Bolin and Moataz Moussa to launch Tethis in June of 2012. He has since held various technical management roles within Tethis, while building Tethis’ R&D capabilities and technical team. Prior to founding Tethis, Ryan held multiple R&D roles at innovative companies such as: RTI International, NC State University, and Corning Incorporated. Ryan holds undergraduate and graduate degrees in Materials Science & Engineering from NC State University. 



 FrankFrank J. Popola, VP Manufacturing Operations - Frank is a results‚Äźdriven executive with more than 25 years of management experience in the Plastics and Biopolymer industries. Prior to joining Tethis, Popola was the Principal at Process Solutions Group, LLC, a consulting practice focused in the Renewable Technologies sector and Sr. Business Advisor at The InnovaNet Group. He served as Chief Operating Officer for Aspen Research Corporation, responsible for the development and commercialization of Aspen’s proprietary biopolymer compounds and optimizing their contract development and toll manufacturing operations. Frank was Director of Manufacturing and Development with Metabolix, Inc. and Vice President and General Manager with Century Extrusion, Inc. He is a board member of the Extrusion and Bioplastics divisions as well as Chair for the Building and Infrastructure division of the Society of Plastics Engineers.


   TylerTyler Tibbits, MBA, VP Sales & Marketing - Tyler has more than 29 years’ experience in sales and marketing, product management, and operations. He also has extensive experience launching new products and starting companies. Tyler grew up in and around the upstream oil and gas exploration and production business in Oklahoma and Texas and has a B.S. in Geology from the University of Oklahoma. He holds an MBA from UNC’s Kenan Flagler School of Business and has co-founded five companies.



JimJim Bray, Ph.D. Chem. E., MBA, VP of Special Projects (former CTO) - Jim has 40 years of industrial experience with 30 years in the separations industry, including water purification. Jim’s has worked in large and small companies plus start-up environments and has served previously on the Scientific Advisory Board, Board of Directors and as CEO of several companies. His line management experience includes product and process development, customer application testing and manufacturing. Dr. Bray earned his BS in Chemical Engineering from NC State, a ScD in Chemical Engineering from MIT and an MBA from UConn.




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