Executive Management | Operations & Sales Management
Jack A. Hockema
Chief Executive Officer and Chairman
John Barneson
Senior Vice President of Corporate Development
John M. Donnan
Executive Vice President – Legal, Compliance and Human Resources
Melinda C. Ellsworth
Vice President, Investor Relations & Corporate Communications
Keith Harvey
President and Chief Operating Officer
Mark R. Krouse
Vice President of Human Resources
Del Miller
Vice President and Treasurer
Ray Parkinson
Vice President of Advanced Engineering
Daniel J. Rinkenberger
Executive Vice President and Chief Financial Officer
Neal West
Vice President and Chief Accounting Officer