Meet Jeff Jahns

Jeff Jahns
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Product Manager

Jeff Jahns serves as Garratt-Callahan’s Boiler Product Manager, leading the development and delivery of boiler water treatment solutions that enhance reliability, efficiency, and system longevity. He joined Garratt-Callahan in 2013 as a Technical Specialist, performing research and development and providing technical training within the Technical Department.

In 2018, Jeff advanced to Boiler Product Manager, supporting the evolving needs of industrial boiler systems and helping bridge Sales and Technical teams through improved tools, communication, and application support. His work focuses on ensuring that products and programs perform effectively in the field and align with customer requirements.

Jeff earned a Bachelor of Science in Environmental Biology and Management from the University of California, Davis. With hands-on experience in product development, customer training, and system optimization, he applies both technical insight and operational perspective to help customers address fouling, scale formation, and downtime, and to achieve safe, efficient, and sustainable boiler performance.