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About

Garratt-Callahan is a privately owned U.S. water treatment chemical company founded in 1900. It specializes in treating industrial boilers and cooling towers to maintain energy efficiency and environmental compliance. The company operates five chemical plants across the United States, with a broader geographic presence in Asia, the Pacific, and the Caribbean.

The company's stability is notable: it has reported over 75 consecutive years of profitability and has had no layoffs or ownership changes in over a century. Its G-C GreenTech product line focuses on environmentally conscious solutions for industrial water treatment.

For data center infrastructure, Garratt-Callahan's expertise in cooling tower and boiler water chemistry is directly relevant. Data centers rely on large-scale cooling systems, and the company's technical domain in water treatment chemistry supports the operational efficiency and sustainability of such critical facilities. The firm emphasizes employee development, flexible hours, and a family-friendly work environment.

Open roles at Garratt-Callahan

Explore 8 open positions at Garratt-Callahan and find your next opportunity.

Garratt-Callahan logoGA

Water Treatment Chemical Technician (Data Center)

Garratt-Callahan

Tulsa, Oklahoma, United States (On-site)

$55K – $70K Yearly3d ago
Garratt-Callahan logoGA

Water Treatment Chemical Site Manager at a Data Center

Garratt-Callahan

Cedar Rapids, Iowa, United States (On-site)

$90K – $120K Yearly3d ago
Garratt-Callahan logoGA

Water Treatment Chemical Technician at a Data Center

Garratt-Callahan

Tulsa, Oklahoma, United States (On-site)

$55K – $70K Yearly3d ago
Garratt-Callahan logoGA

Chemical Technician at a Data Center

Garratt-Callahan

Cedar Rapids, Iowa, United States (On-site)

$55K – $70K Yearly3d ago
Garratt-Callahan logoGA

Water Treatment Chemical Site Manager at a Data Center

Garratt-Callahan

Kansas City, Missouri, United States (On-site)

$100K – $130K Yearly3d ago
Garratt-Callahan logoGA

Chemical Service Technician at a Data Center

Garratt-Callahan

Omaha, Nebraska, United States (On-site)

$55K – $70K Yearly3d ago
Garratt-Callahan logoGA

Water Treatment Chemical Service Technician at a Data Center

Garratt-Callahan

Charleston, South Carolina, United States (On-site)

$55K – $75K Yearly3d ago
Garratt-Callahan logoGA

Water Treatment Professional at a Data Center

Garratt-Callahan

Red Oak, Texas, United States (On-site)

$80K – $100K Yearly3d ago

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