- Residential Work
- Small Jobs Welcome
HomeAdvisor Screened & Approved
This service professional has passed the HomeAdvisor screening process.
Learn about our screening process93% Recommended
18 Years In Business
Company Details
- Verified Licenses
- Veteran Owned
Hours
- Mon: 9:00 AM - 7:00 PM
- Tue: 9:00 AM - 7:00 PM
- Wed: 9:00 AM - 7:00 PM
- Thu: 9:00 AM - 7:00 PM
- Fri: 9:00 AM - 7:00 PM
- Sat: 9:00 AM - 7:00 PM
- Sun: 9:00 AM - 7:00 PM
View All Details & Credentials
Achievements
Service Details
Areas of Expertise
- HVAC
- Duct work
- Custom installs
- Heat and cooling Calculations
- Trouble shooting is my specialty
View All Offerings and Cities Served
Deals
Cost Information
- Free Estimates
- Warranty Offered
- Trip Charge May Apply
- Credit Cards Accepted
- Claim This Deal
Save $25
Save $25 on first appointment
Reviews
Write a Review
Showing 1-10 of 182 results
5.0
Edward S.
Walnut Creek, CA
6/14/2026
A/C failed on a very hot day. They responded very quickly to my request, showed up on time the next morning and fixed the problem pronto, all while dealing with me remotely and my house sitter.
5.0
Love H.
Concord, CA
3/21/2026
The Pro did a great job. They were honest and polite.
5.0
Rick J.
Pleasant Hill, CA
2/26/2026
Said responded quickly to my call and responded quickly to Repair our problem in a very professional manner. I will hire him again if I have any further problems and I do recommend him for people who would want to deal with a reputable local business.
5.0
Bernard S.
Walnut Creek, CA
1/27/2026
The work was done professionally and in a timely manner. Diagnostic work, parts purchased and repair completed within 6 hours so we were not without our heater for very long. I highly recommend 411 HVAC.
5.0
Wilma V.
Walnut Creek, CA
1/14/2026
They were very responsive and came out the same day to repair my wall heater; I am very pleased with their work.
5.0
Nancy J.
Albany, CA
1/7/2026
All the gentlemen were efficient and competent. They finished in one day, cleaned up and showed me how to use equipment. Very friendly too.
5.0
Robert F.
Concord, CA
12/3/2025
I couldn’t be more pleased with 411 Heating and A/C. My fan went out on my furnace, even though we had to order a part the guys did everything in their power to get us back in service. I highly recommend them and I will use them in the future.
5.0
Layla M.
Pleasant Hill, CA
10/30/2025
very knowledgeable, prompt, and professional. would highly recommend
5.0
Jeffrey F.
Martinez, CA
9/15/2025
Timely appointment. Came the next day. See was very knowledgeable. He did not try to upsell. Provided many suggestions (cleaning) to prolong equipment life. Will be myvfirst call next time.
5.0
Lynette B.
Brentwood, CA
8/31/2025
He was on time, very efficient, and pleasant . Best of all our air conditioning is now working!
Photos
Find More Pros
HomeAdvisor allows Service Professionals to post information about themselves and their business on their profile. HomeAdvisor does not review or verify the information representations set forth in those profiles as they are self-reported by the Service Professional.
To find more licensing information for your state, visit our Licensing Requirements page. Note that some states require local or county level licensing and you should verify whether or not your pro is properly licensed.
