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Alameda, California · Heating & furnaces

Heating & furnace contractors in Alameda, CA

7 heating & furnace contractors in Alameda, out of 19 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
7
Avg. score
31.5
Scored
4

Summary

Data last updated

As of October 1, 2026, the ProComfort Registry lists 7 heating & furnace contractors in Alameda, California. Most-listed specialties: air conditioning (5), ductwork & IAQ (1). 4 have enough public signals for a Registry Score, averaging 31.5 out of 100; none scores 70 or higher. Together they hold 16 public reviews on Google, Yelp and Facebook. The highest-scored is HTO Plumbing & Radiant, at 46 out of 100. View HTO Plumbing & Radiant.

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

Showing 1–7 of 7

Heating & furnace contractors in Alameda: at a glance

How many heating & furnace contractors are in Alameda, California?
As of October 1, 2026, the ProComfort Registry lists 7 heating & furnace contractors in Alameda, California.
Who is the highest-scored heating contractor in Alameda, California?
By Registry Score, HTO Plumbing & Radiant (Alameda, CA) ranks first at 46 out of 100, among 4 scored businesses averaging 31.5. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
How are heating & furnace contractors in Alameda, 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 heating: furnaces, boilers, heat pumps or radiant heat. Tags come from each business's public category and name, so a company can appear under several trades. Heating & furnace contractors across the US