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  1. Home
  2. La Jolla, CA
  3. Blue Diamond Heating and Air

Blue Diamond Heating and Air

Blue Diamond Heating and Air is a HVAC provider serving La Jolla, CA. Rated 5.0★ with 85 Google reviews. See services, review signals, and request a quote.

5.0★ (85 reviews)HVACLa Jolla, CA
On this page▾
  1. 1.Company overview
  2. 2.Photos
  3. 3.What customers say
  4. 4.Key highlights
  5. 5.Explore nearby research
  6. 6.Frequently asked questions

Company overview

  • TradeHVAC
  • Service areaLa Jolla, CA
  • Google rating5.0★ (85 reviews)
  • Phone(619) 586-6137
  • Address1110 Tourmaline St, San Diego, CA 92109, USA
  • CSLB License1060725 (ACTIVE)

Photos

  • Blue Diamond Heating and Air photo 1
  • Blue Diamond Heating and Air photo 2
  • Blue Diamond Heating and Air photo 3
  • Blue Diamond Heating and Air photo 4
  • Blue Diamond Heating and Air photo 5

Photos from Blue Diamond Heating and Air

What customers say

★★★★★

“Alecko and Mario were on time and very efficient when it came to diagnosing my VRF System. Most companies won’t touch a system this complex, but they stepped in and took care of my system with no worr…”

— Wolfgang Läufle, 2 months ago
★★★★★

“Junior and Eddie from Blue Diamond installed a mini split for me today, removing and replacing my dead diy install! They did a great job. It really does pay to have professionals who know what they’re…”

— Kurt Megert, 5 months ago
★★★★★

“Charles Jones is always a pleasure when he does our bi-yearly maintenance and other repairs. He is thorough and efficient with his work and service of our cooling/ heating system. We have had several …”

— Laura Johnson, 3 months ago
★★★★★

“Alecko was thorough, friendly and a pleasure to do business with. His knowledge and rapport sold me on this company for my mini split units from here on out. At first I thought the price was too high,…”

— Allegra Jaros, 3 months ago
★★★★★

“We had the Blue Diamond guys come install a Daikin Fit system and a whole-house fan for us (just in time for the hottest, stickiest stretch of weather we’d seen all summer) and couldn‘t be more please…”

— Michael Thaden, 7 months ago

Key highlights

Strengths

  • Highly rated (5.0★ average)

Things to ask

  • Confirm availability for your area and timeline
  • Ask about warranty terms on parts and labor
  • Request a written estimate before work begins
  • Ask about payment plans or financing

Explore nearby research

  • La Jolla, CA HVAC pros
  • Best HVAC in La Jolla
  • HVAC cost in La Jolla
  • Best HVAC in Los Angeles, CA
  • Best HVAC in San Diego, CA
  • Best HVAC in San Jose, CA
  • Best HVAC in San Francisco, CA

Frequently Asked Questions

  • What services does Blue Diamond Heating and Air offer?

    Blue Diamond Heating and Air provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in La Jolla, CA.

  • What is Blue Diamond Heating and Air's rating?

    Blue Diamond Heating and Air has a 5.0 out of 5 star rating based on 85 Google reviews.

  • Is this company licensed in California?

    Yes. License number: 1060725. Status: ACTIVE. You can verify on the Contractors State License Board (CSLB) lookup at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx.

  • Does Blue Diamond Heating and Air offer emergency service?

    Contact them directly to ask about emergency availability and after-hours service.

  • How do I request a quote?

    Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.

✓ Licensing verified 2026-04-24. Reviews refreshed 2026-04-24.

Licensing data: Contractors State License Board (CSLB) · Company data: verified business records + Google Business profile

See our editorial standards · Report inaccurate info about Blue Diamond Heating and Air

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