Lytle Inc

Since 1932, Ongaro & Sons has built a reputation for integrity, service, quality, and a commitment to the community we call home. We proudly provide Northern California homeowners with comprehensive HVAC, plumbing, electrical, and solar solutions. Family owned and operated for four generations, we deliver expert service with flat-rate pricing, highly trained technicians, and a 100% satisfaction guarantee.

Ongaro & Sons, trusted since 1932, delivers expert heating, cooling, plumbing, electrical, and solar services in Northern California, proudly serving Sonoma County, Marin County, and Napa County. Our licensed technicians specialize in HVAC repair and installation (air conditioning, furnaces, heat pumps, ductless systems), water heater replacement, drain cleaning, sewer services, electrical panel upgrades, whole home generators, EV charging stations, and solar energy system installation. Family owned, licensed, bonded and insured, with a 100% Satisfaction Guarantee. We offer energy efficient upgrades, indoor air quality solutions, maintenance plans, financing options, and guidance on federal, state, and local rebates to help you save.