Residential HVAC
Expert installation, repair, and maintenance for home air conditioning and heating systems to keep your family comfortable year-round.
Emergency Repair
Heating or cooling system down? We offer prompt troubleshooting and repair services to get your system back up and running fast.
Commercial Solutions
Comprehensive HVAC performance testing, ductwork, and climate control solutions for businesses in Santa Clara County.
About Us
Trusted HVAC professionals with a commitment to excellence!
OSS HVAC is a premier heating and cooling contractor based in Gilroy, California. We specialize in keeping your indoor environment perfect, no matter the weather outside. Whether you need a new AC installation, furnace repair, or performance testing, our experienced team delivers honest, high-quality workmanship.
Call Us : +1 (669) 500-6132
Services
What We Do
AC Installation & Repair
Complete air conditioning services, from installing energy-efficient units to fixing cooling failures during summer heatwaves.
Heating & Furnaces
Expert furnace troubleshooting, repairs, and full system replacements to ensure your home stays warm and safe.
Ductwork & Ventilation
Professional duct installation, cleaning, and repair to improve airflow and system efficiency.
Preventative Maintenance
Seasonal tune-ups to extend the life of your HVAC equipment and prevent costly breakdowns.
Performance Testing
Advanced diagnostic testing to ensure your HVAC system is operating at peak performance and energy efficiency.
Commercial HVAC
Specialized climate control services for offices, retail spaces, and commercial buildings in the Gilroy area.
Need Reliable Heating or Cooling Solutions for Your Home or Business?
Testimonials
Hear From Our Happy Clients: Their Stories
Sergei S.
Gilroy, CA
Alberto and his team gave me various options for my HVAC system, being honest and transparent about their recommendations.
Rachel Salazar
Gilroy, CA
Alberto, he was punctual and passionate about his business and respectful. I am so excited to see results form for his business through this partnership!
Tom L.
Campbell, CA
Alberto was great in quickly turning around and fixing a broken valve on my furnace. He is communicative and able to make sure we do the right repair. Would certainly recommend to anyone looking for a furnace fix or install.
Latest Blogs and Insights
Subscribe our Newsletter
Renovation projects can range from minor upgrades, like repainting or installing new fixtures.
