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San Ramon, California · Air conditioning

Air conditioning contractors in San Ramon, CA

6 air conditioning contractors in San Ramon, out of 7 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
6
Avg. score
62.5
Scored
6

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 6 air conditioning contractors in San Ramon, California. Most-listed specialties: heating & furnaces (6). 6 have enough public signals for a Registry Score, averaging 62.5 out of 100; 4 score 70 or higher. Together they hold 1,108 public reviews on Google, Yelp and Facebook. The highest-scored is VOLTA Heating Air Conditioning & Appliance Services, at 80 out of 100. 2 are Featured for 2026. View VOLTA Heating Air Conditioning & Appliance Services.

Counts come straight from the Registry's records. How the Registry Score works

Showing 1–6 of 6

Air conditioning contractors in San Ramon: at a glance

How many air conditioning contractors are in San Ramon, California?
As of October 14, 2026, the ProComfort Registry lists 6 air conditioning contractors in San Ramon, California.
Who is the highest-scored air conditioning contractor in San Ramon, California?
By Registry Score, VOLTA Heating Air Conditioning & Appliance Services (San Ramon, CA) ranks first at 80 out of 100, among 6 scored businesses averaging 62.5. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
Which companies are featured in San Ramon, California for 2026?
ProComfort Registry features Air Performance Heating and Cooling, Express Heating & Air Conditioning. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are air conditioning contractors in San Ramon, California ranked?
By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.

What this list includes: businesses whose public category or name points to air conditioning or cooling. Tags come from each business's public category and name, so a company can appear under several trades. Air conditioning contractors across the US