| Jim Imbler | Bryan Yeh | Roger Schoonover |
| Tim Eggeman | Joe Regnery | Carrie Atiyeh |
| Peter Cheesbrough | Andy Vietor |
![]() jimbler@zeachem.com |
Jim is an accomplished senior executive with experience in directing multi-billion dollar energy, petroleum, refining, chemical, and trading operations. In addition, he is an entrepreneur who has led new businesses in startups focused on commodities, business services, and software. Jim has been President and CEO of FuelSpot, a venture-backed Internet trading platform for fuels; Fuels Management, a coal upgrading business; and CEO Equity, a leveraged buyout firm. Jim was also SVP of Business Development for Evergreen Energy, a publicly-traded company with technology for upgrading coal. Prior to these assignments, Jim was President of the Koch Petroleum Group, where he was responsible for the refining, pipeline, energy and petroleum, asphalt, and trading businesses. He started his career with FMC, where he held a variety of engineering and management positions. Jim holds a BS in Chemical Engineering and an MBA, both from the University of Kansas. |
![]() time@zeachem.com |
Tim is an expert chemical process modeler and is a co-inventor of the ZeaChem process. Prior to founding ZeaChem, Tim was an independent consultant serving clients in the biofuels, syngas and Fischer-Tropsch areas. He was Process Development Manager at Chronopol, where he supervised a group that developed manufacturing technology to produce biodegradable plastics based on polylactic acid. He also served as Process Design Engineer with the C.W. Nofsinger Company, where he worked on projects in the pharmaceutical, specialty chemical, corn wet milling, corn dry milling, and petroleum industries. Tim has numerous patents, a Ph.D. and M.S. in Chemical Engineering from the University of Kansas, and a B.S. in Chemical Engineering from University of Illinois. He is a licensed Professional Engineer. |
![]() pcheesbrough@zeachem.com |
Peter brings to ZeaChem more than three decades of experience leading private and publicly traded companies in the biotechnology, IT and mining industries through commercialization, international transactions, venture capital fundraising and IPO execution. Prior to joining ZeaChem, Peter served as CFO of Ciber, Inc. (NYSE: CBR), where he was responsible for accounting, SEC reporting, treasury, investor relations, IT, legal and human resources. He has previously served as CFO of Caridian Biotechnologies, Inc., health care e-commerce company, Quovadx, Inc. (NASDAQ: QVDX), and the international gold mining company, Echo Bay Mines Ltd. (AMEX: ECO). Peter is a Chartered Accountant through the Institute of Chartered Accountants in Alberta, Canada. |
![]() byeh@zeachem.com |
Bryan has over 28 years of experience in the agribusiness, biofuels, fermentation and food processing industries. He has managed plant operations, engineering, research & development and business development. He most recently was an Assistant Vice President at Science Applications International Corporation (SAIC) where he managed their Biofuel and Food Security initiatives. He also served as the Chief Scientist for SAIC's Algae to Jet Fuel program. In addition to his time at SAIC, Bryan was an Assistant Vice President for GE Water & Process Technologies and had several senior manager positions at Cargill that included the design, construction and commissioning of a wet corn milling facility in Blair, Nebraska. Bryan has a BS in chemical engineering from the University of Wisconsin-Madison, an MBA from the University of Minnesota and is a registered professional engineer in the State of California. |
![]() jregnery@zeachem.com |
Joe has twenty years of experience providing business, legal and regulatory guidance to the traditional, alternative, and renewable energy sectors. Prior to joining ZeaChem in 2010, Joe was President of Sulde Ridge Investments where he provided business and project development services to entrepreneurial enterprises in the renewable alternative energy sectors. Joe has served as Director of Project Development for both Great Point Energy and Rentech, leading efforts to commercialize their synthetic natural gas and Fischer Tropsch technologies. Joe has also served as Regional Counsel at Calpine Corporation and Contracts Manager for Siemens and Westinghouse. Joe holds a BS in Economics and Political Science from the University of Wisconsin and he received his Juris Doctor from Case Western School of Law. |
![]() avietor@zeachem.com |
Andy has nearly twenty years of experience in corporate and project financial analysis and fundraising in the energy industry. He worked most recently as VP of Corporate Planning & Analysis at Evergreen Energy, a publicly-traded company, after holding a variety of roles there in business development and finance. Prior to Evergreen he was VP and the Senior Oilfield Services Equity Analyst at Stifel, Nicolaus, & Co., and held a number of buy-side and sell-side equity analyst positions with leading financial and investment firms. Andy has been recognized twice in the Wall Street Journal's All-Star Analyst Survey for earnings estimate accuracy in the Oilfield Services Industry: #1 in 1998 and #5 in 2001. Andy graduated with honors in Economics from Connecticut College, earning a BA in History and Economics. He also earned an MBA from the Columbia University School of Business. |
![]() rschoonover@zeachem.com |
Roger has over 30 years of experience in the energy industry with a focus on process engineering, project management and plant management. He was the founder of Extractica, a company that developed a clean fuels technology and provided the technical consulting services to the petroleum refining industry. Prior to that, he was the Manager of a Project Management group for Koch Industries, executing new oil refinery projects. Before Koch, he was the Plant Manager for a Coastal Refining & Marketing refinery, and prior to that the Plant Manager for a fuel ethanol plant at High Plains Corporation (acquired by Abengoa). In addition to this operating experience, he was a Project Manager for a large engineering, procurement and construction firm. Roger has a BS in Chemical Engineering from the University of Kansas and holds one patent for a fuel desulfurization technology. |
![]() catiyeh@zeachem.com |
Carrie has nearly 15 years of experience developing energy and environmental initiatives for local and federal governments, non-governmental organizations, and public and private corporations. Prior to joining ZeaChem in 2008, Carrie was Greenhouse Gas Program Administrator for the City and County of Denver. She spent four years at Evergreen Energy, a publicly-traded company with technology for upgrading coal, as Manager of Government Affairs. At Environmental Defense, Carrie focused on air quality issues at the local, regional and federal levels. Carrie began her career in Washington, DC, where she worked at the Federal Trade Commission and The Dutko Group, working primarily on energy related issues. Carrie graduated with honors from Hobart and William Smith Colleges in Geneva, NY with a Bachelor's Degree in Political Science. |
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