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We Seal the Deal

On Plumbing Problems.

Maintenance, repair, and replacement for every plumbing need.

Pool Purification
Pool Equipment

San Diego's Pool Water Purification & Plumbing Specialist

At Williams Water Co., we believe in two things—preserving nature’s most valuable resource and saving you time and money while we do it. Our cutting-edge reverse osmosis technology conserves 85% of pool water, eliminating costly and wasteful draining. Whether it’s rejuvenating your pool, transforming your home’s water with a point-of-entry filtration system, or addressing plumbing needs, you can count on us.

Experience the Williams Difference

One-Stop Shop

One-Stop Shop

From home plumbing and water rejuvenation to pool equipment installation and repair, we're your all-in-one experts.

Innovative Technology

Innovative Technology

Our commitment to innovation means we use the most advanced technology to ensure increased efficiency, savings, and quality.

Industry-Leading Expertise

Industry-Leading Expertise

Excellence is our core value, reflected in our commitment to quality work and dedication to a seamless customer experience.


Professional Pool Services

Our unique reverse osmosis technology sets us apart. But we’re also a full-service company capable of handling all your pool-related needs, including equipment installation and repair, for any commercial and residential application.


Professional Plumbing Services

In addition to pools, we also offer comprehensive plumbing services. This includes service, installation, and repair for water heaters, point-of-entry water filtration systems, under-the-sink drinking water systems, sump pumps, backflows, and more.

A Reputation Built on Satisfied Customers

Gregory Pongracz

Tyler’s RO system fixed my water chemistry. The CYA and CH were way too high before. RO got them down, allowing me to balance my water.

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About Us

Founded by military veteran Tyler Williams, The Williams Water Co. story begins with passion and a drive to innovate. Discover how his dedication to conservation led to an investment in cutting-edge technologies that revolutionize how we preserve water, our most precious resource.


Ready to Start Your Project?

Have a project in mind or questions about our services? Whether you need help with water purification, plumbing, or anything in between, we're here to help. Contact us today!
License # 1060377
  • Contact
  • (760) 908 8896
  • Monday - Friday: 8 am - 5 pm
  • Saturday by appointment only