Best HVAC Installations in San Dimas, CA (2026)

4 verified businesses · Sorted by rating & reviews

Also in San Dimas

Air Duct CleaningHVAC RepairMini Split / Ductless AC Installation
1

Southwest Heating & Air Conditioning

Google★★★★½4.9339 reviews
Yelp4.5 stars4.5544 reviews
→ Stable·3 mo: 5★ (7)·6 mo: 5★ (30)
Staff:+Bobby (2)owner (2)
622 Alpine St, Los Angeles, CA 90012
+1310-867-0703
HVAC contractor
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Southwest Heating & Air Conditioning photo 1Southwest Heating & Air Conditioning photo 2Southwest Heating & Air Conditioning photo 3Southwest Heating & Air Conditioning photo 4Southwest Heating & Air Conditioning photo 5Southwest Heating & Air Conditioning photo 6
2

GR Air Conditioning

Google★★★★★546 reviews
→ Stable·3 mo: 5★ (1)·6 mo: 5★ (1)
2440 Chelsea St, Los Angeles, CA 90033
+1213-469-8632
HVAC contractor
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3

HVAC of Los Angeles

Google★★★★★516 reviews
→ Stable·3 mo: 5★ (3)·6 mo: 5★ (6)
115 W Cesar Estrada Chavez Ave, Los Angeles, CA 90012
+1408-469-4844
HVAC contractor
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HVAC of Los Angeles photo 1
4

Los Angeles HVAC Repair Service

Google★★★★★54 reviews
→ Stable·3 mo: 5★ (4)·6 mo: 5★ (7)
1005 W Rondout St, Los Angeles, CA 90012
+1213-376-1525
HVAC contractor
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