The First Choice for Excellent Service
of Swimming Pool Builders in San Antonio! Leading Pool, Sprinkler, and Irrigation System Builder for Commercial and Multi-Family in San Antonio, Texas


Welcome to H3O Water Systems

The first choice for excellent service in commercial, multi-family, and residential pools in San Antonio and the surrounding areas. We offer swimming pools and spas, renovations, outdoor living, and construction projects in San Antonio!

Serving the Greater San Antonio area since 2006, H3O Water Systems is committed to innovation and service excellence. We want to ensure absolute peace of mind. Over the years, we have earned an outstanding reputation as a premier service provider for swimming pools. While offering dedicated and high-quality service for our commercial, multi-family, and residential clients, we have emerged as the “go-to guys” for unmatched water system solutions in the Greater San Antonio Texas area.

With our management team’s 100 years of combined services in the water industry, H3O Water Systems offers an elite array of commercial, multi-family, and residential services to all valued customers in San Antonio, Texas with a focus on superior water system solution quality and dedication to every job we undertake. So, what are you waiting for? Give us a CALL at (210) 836-8181 or fill out the form. We would love to serve you and meet all your water system requirements. Call our team of pool builders in San Antonio today!

What We Offer

  • Commercial Services

  • Multi-Family Services

  • Residential Services

What We Offer to All Our Clients:

  • A Management Team With Over 100 Years of Combined Services in the Water Industry

  • Competitive Pricing for Quality Service and Products

  • 100% Customer Satisfaction

  • Quick Turnaround Time in Service Installations

  • Dedicated and Customized Water System Solutions for Any Needs

  • Superior Technical Service and Product Installation

  • Free Phone Support (For Our Existing Clients)


    Our estimates are free,
    professional and fair.