Find Water Treatment Providers

The Water Quality Association is dedicated to promoting the highest principles of honesty, integrity, fair dealing, and professionalism in the water quality improvement industry. It is equally dedicated to preserving the consuming public's right to quality water. WQA member companies must abide by our Code of Ethics, which sets standards of conduct  in dealings with their customers, related industries, and the public at large. Click here to learn more about finding the right people with whom to do business.

If you are having trouble locating a water treatment provider in your area, or believe a company's information may be listed incorrectly, please contact WQA's Membership Department at

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If you know the name of your preferred water treatment company, please type it in the field above.

Search by Your Location

To find water treatment providers in your area, simply enter your zip code and search radius below. For locations outside the U.S., you must use the Search by Name button.