Three-quarters of the Earth is covered
in water. Fortunately, we cover a
slightly smaller area—yours.

Free Water Test

Our products and services are rated among the highest in the industry.

At De Anza Water Conditioning, we choose to focus on these areas, so we can easily provide timely, dedicated sales and service. It also allows us to be knowledgeable about which areas have specific water challenges.

We service the following counties for residential and commercial customers:

  • Santa Clara
  • Santa Cruz
  • San Francisco
  • San Mateo
  • Monterey (commercial only)
Cities we service for water conditioning: