Ongaro & Sons

Ongaro & Sons provides heating, cooling, and ventilation services to homeowners and businesses in Santa Rosa and throughout Sonoma County. The family-owned contractor maintains 24/7 availability for emergency calls and has accumulated 1,223 client reviews averaging 4.8 stars, an unusually high volume that reflects years of steady operation in this wine-country community. Their service menu covers new system installations, repairs, and preventive maintenance for both residential and light commercial properties.

The company distinguishes itself through methodical installation practices. Multiple client reviews describe technicians taking additional time to verify measurements and ensure proper fit, a level of precision that prevents callbacks and extends system lifespan. Their portfolio includes tankless water heater installations, which reviewers note free up valuable closet space while providing endless hot water. The 24-hour emergency availability ensures clients never face a broken system without recourse, regardless of when problems arise.

Technician Zach appears frequently in positive reviews, with clients praising his attention to detail during sump pump and water heater installations. Another reviewer credits Zach and fellow installer Omar for maintaining a clean worksite while installing a tankless unit, carefully organizing materials throughout the process. A third client specifically named Zach and Felipe for their precision during a rental property installation, noting the duo verified every measurement before proceeding.