Parts & Service

Koester is committed to providing our customers with the best possible service.

Koester is committed to providing our customers with the best possible service - both before and after the sale. This includes offering reliable on-site support and replacement parts at competitive prices. Our Parts & Service professionals are seasoned maintenance technicians, plant operators and field service representatives backed by a global supply chain that allows Koester to provide you with the price you need for the parts you want when you need them.

Whether one of our supply partners was the original manufacturer, you are seeking a retro-fit, or system rehabilitation, the Parts & Service team members at Koester Environmental are qualified seasoned water and wastewater treatment professionals, and certified operators capable to consult with you through the most complex upgrade or smallest part replacement.

Our Parts & Service team will deliver:


We offer complete start-to-finish consultation, design, and installation assistance to help you rehabilitate, retrofit, or upgrade your existing water or wastewater treatment equipment. You can enhance performance and improve efficiencies with our economical solutions.

Be pro-active with your plant operation parts & service, because when you’re reacting....it’s too late.