Custom, robotic panel handler
Leadership Team

Experienced Leaders

The Northfield Automation Systems team has several decades of combined experience in the roll-to-roll engineering and process equipment manufacturing fields. Our staff has the material knowledge, automation equipment design and manufacturing expertise to help you take your operation to the next level.

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Mark Wegner

President and Co-Founder

Mark Wegner, President and Co-Founder, brings more than 26 years of roll-to-roll engineering and process equipment manufacturing to Northfield Automation Systems. Prior to founding Northfield Automation Systems, Mark served as Process Engineering Manager as well as R&D Engineer for Sheldahl. His extensive background includes broad expertise in roll-to-roll flexible printed circuits, films, foils of all types, sensitive product configurations and highly focused, custom application design. He holds a B.S. in both physics and mathematics from the University of Minnesota.

Dr. Gary Larsen

CTO and Principal Engineer

  • Ph.D. in mechanical engineering; 20 years industry experience
  • Principal engineer; spearheads concept generation and quoting, mechanical design, electrical design, programming, test and qualification
  • In-depth expertise and experience in dynamic systems and control
  • Member of the American Society of Mechanical Engineers (ASME) and The Institute of Electrical and Electronics Engineers (IEEE)

Doug Hall

Electrical Engineer

  • B.S. in industrial technology from the University of Wisconsin – Stout
  • 24 years industry experience
  • Extensive experience in designing single board computers for embedded industrial control applications
  • Heavily involved in automation projects throughout entire project cycle: concept, quote, design, build, program, document, test, install and service

Mike Jennings

West Coast Sales

  • Over 43 years total of PCB and Flex industry experience, with 25 years specializing in factory construction or expansion, and technology transfer with leading OEM companies
  • Nine years of successful overseas assignments in Asia and Eastern Europe
  • Formally served as ESI’s Commercial Manager of laser drill product line, then Director of Product Marketing focused on the flexible circuit industry for laser drilling products
  • Based in Santa Clarita, CA


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Northfield Automation Systems
1325 Armstrong Road
Northfield, MN 55057