78
StrongFountain Valley, California · HVAC
HVAC contractors in Fountain Valley, CA
12 HVAC contractors in Fountain Valley, out of 12 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.
- Pros
- 12
- Avg. score
- 48
- Scored
- 7
Summary
Data last updatedAs of October 14, 2026, the ProComfort Registry lists 12 HVAC contractors in Fountain Valley, California. Most-listed specialties: heating & furnaces (8), air conditioning (7), refrigeration (1). 7 have enough public signals for a Registry Score, averaging 48 out of 100; 2 score 70 or higher. Together they hold 1,179 public reviews on Google, Yelp and Facebook. The highest-scored is Coast Plumbing Heating & Air, at 80 out of 100. 2 are Featured for 2026. View Coast Plumbing Heating & Air.
Counts come straight from the Registry's records. How the Registry Score works
Featured HVAC contractors in Fountain Valley
25
DevelopingShowing 1–12 of 12
80
StrongFountain Valley, CA 92708 4.7(860 reviews)
HVACPlumbingHeating
78
Strong50
Established43
Developing41
DevelopingFountain Valley, CA 92708 4.5(15 reviews)
HVACA/CRefrigeration
25
DevelopingFountain Valley, CA 92708 4.3(3 reviews)
HVACHeatingA/C
19
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Not yet ratedHVAC contractors in Fountain Valley: at a glance
- How many HVAC contractors are in Fountain Valley, California?
- As of October 14, 2026, the ProComfort Registry lists 12 HVAC contractors in Fountain Valley, California.
- Who is the highest-scored HVAC contractor in Fountain Valley, California?
- By Registry Score, Coast Plumbing Heating & Air (Fountain Valley, CA) ranks first at 80 out of 100, among 7 scored businesses averaging 48. 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 Fountain Valley, California for 2026?
- ProComfort Registry features Command Comfort, Chagoya Heating and Air. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are HVAC contractors in Fountain Valley, 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: heating, ventilation and air conditioning businesses (furnaces, heat pumps, A/C, climate control). Tags come from each business's public category and name, so a company can appear under several trades. HVAC contractors across the US