Legacy Water Systems is a Michigan-based water treatment company providing reliable water purification and water treatment solutions for commercial, industrial, and medical facilities.

We specialize in custom-engineered water treatment systems, including reverse osmosis (RO) systems, RO disinfection services, high-purity water systems, and industrial filtration solutions designed to meet strict operational and regulatory requirements.

Our experience includes healthcare and biomedical water systems, where precision and reliability are critical. While we began by supporting dialysis water systems, our expertise now spans a wide range of medical, commercial, and industrial applications. We service a broad range of dialysis machine types, models, and related equipment, and provide comprehensive dialysis machine servicing and preventative maintenance to support safe, efficient, and compliant healthcare operations.

From system design and installation to ongoing maintenance, disinfection, and support, we deliver end-to-end water treatment services throughout Michigan. Our hands-on approach and commitment to long-term performance make us a trusted partner for dependable, high-quality water treatment solutions.