Welcome to Marin H2O, Inc.

Your Professional Plumbing and Water Treatment Solution!
When you need help with your Marin County home or business water systems, call us for prompt, courteous service. We offer water treatment services for pure filtered water - such as water softeners, home filters, and drinking water systems. And we do plumbing construction and and remodels, as well as plumbing emergency service in Marin County - from Mill Valley to San Rafael and Novato and anywhere in between! We fix it, replace it, build it, drain it, heat it and treat it.