About
Locally owned and operated, Diamond Comfort Systems 360 is your trusted source for professional HVAC installation, repair, and maintenance in San Jose and the greater California region. With over 27 years of experience, our certified technicians handle everything from emergency AC repairs to complete system replacements.
Services
- Duct InstallationUSD 120–614 · ESTIMATE
- Heat Pump ServicesUSD 212–427 · ESTIMATE
- Preventive MaintenanceUSD 285–602 · ESTIMATE
Brands We Work With
Credentials
- License: LIC-50686-US (California CSLB)
- Insurance: Verified
- Background check: —
- Employees: 11-25
- Service radius: 73 km
Reviews (6)
- ★★★★★Very professional
Called Diamond Comfort Systems 360 for an emergency repair and they were here within an hour. Professional, courteous, and got everything working again.
- ★★☆☆☆Friendly and efficient
Had Diamond Comfort Systems 360 come out for our annual maintenance. The tech was thorough and explained everything. Good value for the price.
- ★★★★★Good experience
Diamond Comfort Systems 360 installed a new furnace for us last month. Great communication throughout the process and the crew was very respectful of our home.
- ★★★★★Fair pricing
Very happy with the service from Diamond Comfort Systems 360. They replaced our entire HVAC system and the difference is night and day. Highly recommend.
- ★★★★☆Good experience
Outstanding customer service from start to finish. Diamond Comfort Systems 360 went above and beyond to make sure we were comfortable.
- ★★★★★Good experience
Diamond Comfort Systems 360 diagnosed and fixed our heating issue when two other companies couldn't figure it out. True experts.