Management Team


David Gross

Vice President of Accounting, Corporate Controller

David has over 20 years of experience as a financial executive working for early stage and middle market companies. He is responsible for ZeaChem’s ongoing financial reporting and forecasting, tax compliance, and coordinating financial statement and internal control audits. Prior to ZeaChem David worked for 8 years as CFO and Controller for RGL Forensics, an international professional services firm. Prior to that he worked for two early stage software companies as Controller and as CFO. David began his career in public accounting, having worked for Coopers & Lybrand and Hein & Associates. David is a licensed CPA in the State of Colorado. He holds a B.A. in Political Science from the University of Michigan and a M.B.A. from New York University.


Pete Wilhelm

Plant Manager

Pete is an experienced manufacturing leader having spent 25 years in the manufacturing, construction, and engineering fields. His current responsibility is to oversee the safe and efficient operations of the Boardman Demonstration Facility. Prior to ZeaChem, Pete was a Corporate Project Manager and Plant Manager with Cascades Tissue Group where he executed the successful turn-around of a failing tissue manufacturing operation. He worked with Boise Cascade in two different paper mills and eight corrugated container facilities over a seventeen-year career serving in various production capacities rising to the position of Production Manager before moving to corporate position as Manufacturing Services Manager of packaging operations. He holds a B.S. in Mechanical Engineering from the University of Idaho and M.B.A. from the University of Oregon.


Mike Goodwin

Project Manager

Mike’s broad experience in the biorefining and pulp and paper industries ensures that ZeaChem’s projects are managed to strict technical, cost and schedule standards.  For the past three years he has been the chief technical resource at ZeaChem’s Demonstration Plant, managing maintenance and upgrading operations.  Prior to that he served in similar roles in the pulp and paper sector, managing maintenance and engineering.  In seventeen years with Boise Cascade (now PCA) in Wallula, WA, he managed a wide array of projects and later managed the mechanical maintenance department.  As such he was responsible for maintenance planning and engineering, equipment reliability, and preventive/predictive maintenance, as well as the maintenance budget and safety performance.  Along the way, he managed the largest turnaround the mill had incurred in several decades.  Mike has a B.S. in Mechanical Engineering from Washington State University in Pullman, WA, and a Masters of Engineering Management from Washington State University in Richland, WA.