Bergstrom - Leadership Team

Leadership Team

Terry Zeigler

Terry Zeigler

President Global Electrified HVAC & Thermal Systems

As the Vice President of Electrified Systems, Terry is responsible for Bergstrom’s NITE and electrified systems. He has more than 36 years of experience as a HVAC technical professional.

He has been with Bergstrom since 1983 where he has held several positions including Project Engineer, Engineering Manager, Director of Engineering, Vice President of Engineering, Vice President of Advanced Engineering, Director of New Product Development and General Manager of Electrified Systems. Prior to joining Bergstrom, Terry worked for Kysor as a Project Engineer and International Truck as a Design and Test Engineer.


  • Tri-State University, B.S., Mechanical Engineering


  • Society of Automotive Engineers
  • Technology and Maintenance Council


  • Terry has helped co-authored over 60 global patents for Bergstrom in the area of HVAC.


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