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Fontana, California · Heating & furnaces

Heating & furnace contractors in Fontana, CA

13 heating & furnace contractors in Fontana, out of 24 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
13
Avg. score
48.2
Scored
9

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 13 heating & furnace contractors in Fontana, California. Most-listed specialties: air conditioning (12), commercial (1). 9 have enough public signals for a Registry Score, averaging 48.2 out of 100; 1 scores 70 or higher. Together they hold 1,155 public reviews on Google, Yelp and Facebook. The highest-scored is AAVCO Plumbing Heating & Air Conditioning - Fontana, at 81 out of 100. 1 is Featured for 2026. View AAVCO Plumbing Heating & Air Conditioning - Fontana.

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

Showing 1–13 of 13

Heating & furnace contractors in Fontana: at a glance

How many heating & furnace contractors are in Fontana, California?
As of October 14, 2026, the ProComfort Registry lists 13 heating & furnace contractors in Fontana, California.
Who is the highest-scored heating contractor in Fontana, California?
By Registry Score, AAVCO Plumbing Heating & Air Conditioning - Fontana (Fontana, CA) ranks first at 81 out of 100, among 9 scored businesses averaging 48.2. 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 Fontana, California for 2026?
ProComfort Registry features Straight Forward Heating & Air. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are heating & furnace contractors in Fontana, 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