Operation emergencies,
routine maintenance, or
Urgent Plant Repair.
“Koester Cares” means... We're there!
Koester has the experience
to deliver proven
Water Treatment
results in your market.
How can we serve your market?

Since 1973, Koester has provided innovative products and industry leading process solutions for the water and wastewater treatment industries. Our business is rooted on thorough and dedicated customer service, with expert professionals guiding clients through the entire lifecycle of a project - from design and engineering, to installation, start-up, and ongoing field support.

Koester has the experience
to deliver proven
Water Treatment
results in your market.
Koester has the experience
to deliver proven
Water Treatment
results in your market.

EnviroDisc™

Rotating Biological
Contactor provides a simple
and effective method of
providing secondary and/or
advanced wastewater
treatment.

Industrial
Process Water

Koester has the experience
to deliver proven
Water Treatment
results in your market.