Water Filtration Directory: MarylandAn independent local directory

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Water Treatment Companies Serving Columbia

4 water filtration and water treatment companies that are based in or say they serve Columbia, in alphabetical order.

Culligan of Annapolis (Elkridge), MD

Gambrills, MD · 410-956-4840 · Website

Local Culligan dealer offering water softening, reverse osmosis, whole-house filtration, home and well water testing, and salt delivery and repairs.

First Class Mechanical

Westminster, MD · (410) 876-2434 · Website

Westminster plumbing, HVAC and well pump contractor that installs softeners, sediment and backwashing filters, reverse osmosis units, UV systems and acid neutralizers, with free drinking water testing.

Supreme Service Today

Ellicott City, MD · (410) 781-1002 · Website

Plumbing, HVAC and electrical company that installs and repairs water softeners, whole-house filtration and reverse osmosis systems, with testing and setup for home water purification.

Water Doctor

Annapolis Junction, MD · (410) 792-0327 · Website

Water treatment and well company that installs softeners, home filtration, reverse osmosis, UV sterilizers and iron and acid water treatment, and provides residential, commercial and lab-certified water testing plus well pump service.