Ongaro & Sons
We are your trusted source for heating, cooling, plumbing, electrical, and solar services across Marin, Napa, and Sonoma counties. Since 1932, our neighbors have called us 90,000+ times for maintenance, boiler repair and replacement, drain cleaning, faucet and toilet repair, pipe repair including gas lines and trenchless pipe bursting, water filtration, water heater service, sewer line work, and more. Diamond Certified since our founding, we combine decades of experience with careful attention to detail on every job.