Serving Petaluma & the North Bay

Customer reviews

Comfort is personal. So is good service.

Hear from people who have trusted Diamond HVAC with their homes, businesses, and everyday comfort.

From our customers

Good service. Happy neighbors.

Read customer feedback through our live review feed, or open our Google profile to explore reviews directly.

Read reviews on Google
A customer’s experience
“Best of all was how accessible Luis was during the whole process.”
— Mark S.
A customer’s experience
“This company, by far, is the best!!!”
— John P.
Your experience matters

Worked with Diamond HVAC?

We would appreciate hearing how it went. Your feedback helps our team and gives neighbors a better picture of what to expect when they request service.

Share your experience

Want to talk with us directly?

If you have a question about a visit or need follow-up help, contact our team with the service address and a description of your concern.

Contact Diamond HVAC
Repairs · New systems · Maintenance

Need a repair?
Planning a new system?

Tell us what’s happening with your heating or cooling. We’ll help you understand the next step and put together a clear estimate.

Get a Free Estimate (707) 762-7260 Based in Petaluma. Serving the North Bay.