Meet Kelle Zeiher

Kelle Zeiher
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Kelle Zeiher serves as Garratt-Callahan’s Membranes and Desalination Product Manager, where she combines scientific precision with practical insight to help customers achieve reliable, high-purity water systems. With a Ph.D. in Chemistry and extensive experience in analytical research, product development, and technical support, she brings both depth and creativity to solving complex water treatment challenges.

Before joining Garratt-Callahan, Kelle led scientific initiatives in safety, process optimization, and innovation, earning multiple U.S. patents and contributing to numerous technical publications. A respected voice in the industry, she has shared her expertise as a guest on the Scaling UP! H₂O podcast, discussing how to maximize water’s potential through sound chemistry and system design.

Beyond her technical work, Kelle is a nationally published author of both fiction and non-fiction, including Chicken Soup for the Soul: Living with Alzheimer’s and Other Dementias and the Undercover Cat Mystery series. She draws on both expertise and creativity to help clients overcome their most challenging water treatment issues.