Leadership Team

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Arthur Moeller, PE – Owner/President

Art obtained his Bachelor’s Degree in Agricultural Engineering at Iowa State University where his studies focused primarily on structures and environment. Recognizing a need in the Agricultural Industry for professional engineering services he formed Moeller Engineering. He brings a wealth of knowledge and insights to his clients, having been in the business since 1998.

Craig Haas, PE– Director of Engineering.

Craig is a licensed Professional Engineer who has worked as a consulting structural engineer since 2000. He also worked as an engineer in the structural steel fabrication industry from 1994-2000. Craig has a Bachelor’s degree in Civil Engineering from South Dakota State University and a Master’s of Civil Engineering with structural emphasis from the University of Minnesota.

Adam Moeller – Project Manager & Business Development

Adam worked in the Agricultural Industry for several years before returning to school for his Bachelor’s Degree. After graduating from Iowa State University he took a job with FEMA assessing damages and developing repair and restoration of disaster damaged structures before joining Moeller Engineering in 2010.


Ed Stephenson

Ed has over 40 years of experience in construction operations and management in various bulk material handling industries. This experience is put to use, working with our clients to put together complete facilities or systems to meet their requirements.