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Garden Grove, California · Heating & furnaces

Heating & furnace contractors in Garden Grove, CA

21 heating & furnace contractors in Garden Grove, out of 32 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
21
Avg. score
43.9
Scored
14

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 21 heating & furnace contractors in Garden Grove, California. Most-listed specialties: air conditioning (16), ductwork & IAQ (1), refrigeration (1). 14 have enough public signals for a Registry Score, averaging 43.9 out of 100; 4 score 70 or higher. Together they hold 562 public reviews on Google, Yelp and Facebook. The highest-scored is Air Flow Bros, at 78 out of 100. 5 are Featured for 2026. View Air Flow Bros.

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

Showing 1–20 of 21

Heating & furnace contractors in Garden Grove: at a glance

How many heating & furnace contractors are in Garden Grove, California?
As of October 14, 2026, the ProComfort Registry lists 21 heating & furnace contractors in Garden Grove, California.
Who is the highest-scored heating contractor in Garden Grove, California?
By Registry Score, Air Flow Bros (Garden Grove, CA) ranks first at 78 out of 100, among 14 scored businesses averaging 43.9. 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 Garden Grove, California for 2026?
ProComfort Registry features Longs Plumbing & Heating, Stephans Home Comfort Services, RK Plumbing Heating Air Conditioning, Sawtell Plumbing Heating & Air Conditioning Repair & Installation, Kelly's Air Conditioning & Heating. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are heating & furnace contractors in Garden Grove, 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