About Us


Now in our second century of service, Garratt-Callahan isn’t just an experienced company. We’re a company of experienced professionals, from our field engineers to our technical service departments. Together, we’re focused on the same mission that has guided
Garratt-Callahan for over 100 years. We offer effective, efficient, and safe water treatment. We deliver unrivaled customer service and we promise complete customer satisfaction. For you, that adds up to water treatment programs you can depend on, risks reduced to a minimum, peak system performance, and lower operating costs.

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