Zaragoza Plumbing Team INC we have years of experience. We have learned what is critical to our clients and what they expect from a plumbing contractor. Our Service Technicians have extensive experience in the trade and can handle any type of project. You can trust our plumbers and the quality and professionalism of our work. History Established in 2009. Zaragoza Plumbing Team Inc. is an established, yet growing family owned and operated plumbing company located in Novato, Ca. With a strong business presence in both Marin County and Sonoma County.