Kelly Plumbing & Heating is a trusted, full-service HVAC and plumbing company serving Marin and Sonoma Counties. Based in Novato, CA, they specialize in heating, cooling, water heaters (including tankless), ductless systems, and whole-house air quality. With certified technicians, a robust maintenance program, and a range of high-quality products from Trane, Daikin, Rinnai, and more, they combine technical expertise with a customer-first approach. They also offer flexible financing and stand behind their work with a strong satisfaction guarantee.