Best Water Treatment Companies
Companies that test your water and install treatment for hardness, contaminants, and taste. We list 822 companies from public business listings with ratings from Google.
Advertising disclosure
The Very Good Water Company earns a referral fee when we connect you with a local water-treatment professional. We are independent — we are not paid to rank or recommend any specific brand or product.
Browse water treatment companies by state
Top-rated water treatment companies
Dignity Plumbers Service & Water Softeners
Water Treatment · Youngtown, AZ
5.0(875)
Get a free water test→American Water - Dripping Springs
Water Treatment · Dripping Springs, TX
5.0(537)
Get a free water test→Get matched with a local pro
A free 30-minute in-home water test — no upfront cost, no obligation to buy.