Best HVAC Repairs in Union City, CA (2026)

16 verified businesses · Sorted by rating & reviews

Also in Union City

Air Duct CleaningHVAC InstallationMini Split / Ductless AC Installation
1

Service Champions

Google★★★★½4.82.3k reviews
Yelp3.5 stars3.7464 reviews
→ Stable·3 mo: 4.8★ (14)·6 mo: 4.5★ (41)
Staff:+CHRISTIAN (2)+CEASER (2)
7020 Commerce Dr, Pleasanton, CA 94588
+1925-248-3458
HVAC contractor
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2

Service Champions

Google★★★★½4.93.5k reviews
Yelp3.5 stars3.7464 reviews
→ Stable·3 mo: 4.8★ (49)·6 mo: 4.6★ (198)
Staff:+Joseph (2)+Richard (2)+kenny (2)+Chris (2)+Brent (2)
2161 Del Franco St, San Jose, CA 95131
+1408-549-7376
HVAC contractor
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3

AIS Heating & Air Conditioning

Google★★★★½4.9738 reviews
Yelp5 stars4.8439 reviews
→ Stable·3 mo: 5★ (22)·6 mo: 5★ (55)
Staff:+Luis (2)
4432 Enterprise St suite a, Fremont, CA 94538
+1510-738-0252
HVAC contractor
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4

Heating And Air Experts - Affordable HVAC Contractor in Fremont, California

Google★★★★★5769 reviews
↓ Declining·3 mo: 4.5★ (8)·6 mo: 4.9★ (58)
Staff:+Mo (2)
4991 Seneca Park Loop, Fremont, CA 94538
+1510-518-8470
HVAC contractor
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5

TRIO Heating, Air & Plumbing

Google★★★★½4.91.2k reviews
Yelp5 stars4.8382 reviews
→ Stable·3 mo: 5★ (27)·6 mo: 4.9★ (59)
Staff:+Isaac (2)+Dakota (2)+Irrael (2)+Sonny (2)+Sam (2)
1310 N 4th St, San Jose, CA 95112
+1415-870-1360
HVAC contractor
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6

Cabrillo Plumbing, Heating & Air

Google★★★★½4.91.2k reviews
Yelp4 stars4.2307 reviews
→ Stable·3 mo: 4.8★ (26)·6 mo: 4.9★ (55)
78 Dorman Ave, San Francisco, CA 94124
+1415-360-0560
HVAC contractor
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Cabrillo Plumbing, Heating & Air photo 1Cabrillo Plumbing, Heating & Air photo 2
7

Chill Heating and Cooling

Google★★★★★519 reviews
Yelp5 stars4.8244 reviews
→ Stable·3 mo: 5★ (19)·6 mo: 5★ (19)
43266 Christy St, Fremont, CA 94538
+1925-350-7558
HVAC contractor
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8

Villquin Air Services

Google★★★★½4.9175 reviews
Yelp5 stars517 reviews
→ Stable·3 mo: 4.9★ (8)·6 mo: 4.9★ (14)
27343 Industrial Blvd Suite H, Hayward, CA 94545
+1510-969-4380
HVAC contractor
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9

Calvey Heating and Air

Google★★★★½4.8151 reviews
Yelp5 stars4.8520 reviews
↑ Improving·3 mo: 5★ (16)·6 mo: 4.8★ (43)
247 E St John St, San Jose, CA 95112
+1650-262-4770
HVAC contractor
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10

Atlas Heating and Air Conditioning

Google★★★★½4.9570 reviews
Yelp4.5 stars4.738 reviews
→ Stable·3 mo: 4.8★ (13)·6 mo: 4.9★ (22)
1451 32nd St, Oakland, CA 94608
+1510-488-4152
HVAC contractor
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11

Air Care Heating & Cooling Inc.

Google★★★★½4.9432 reviews
Yelp5 stars4.8215 reviews
→ Stable·3 mo: 5★ (10)·6 mo: 5★ (54)
Staff:+Juan (2)+Brian (2)+Steve (2)+kintroy (2)
1577 Almaden Rd, San Jose, CA 95125
+1408-463-6957
HVAC contractor
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12

A-1 Heating and Cooling

Google★★★★½4.7293 reviews
Yelp4 stars4.2442 reviews
→ Stable·3 mo: 4.8★ (18)·6 mo: 4.7★ (49)
476 W Taylor St, San Jose, CA 95110
+1408-351-8757
HVAC contractor
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13

Ace HVAC and Appliance Repair

Google★★★★½4.867 reviews
Yelp4.5 stars4.6101 reviews
↑ Improving·3 mo: 5★ (1)·6 mo: 5★ (1)
43156 Brighton Common, Fremont, CA 94538
+1510-771-7566
HVAC contractor
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14

Next HVAC and Appliance repair

Google★★★★½4.8358 reviews
Yelp5 stars4.8219 reviews
↓ Declining·3 mo: 4.6★ (28)·6 mo: 4.8★ (57)
Staff:+John (2)
1 Henry Adams St unit S324, San Francisco, CA 94103
+1628-303-0533
HVAC contractor
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15

Alaska Refrigeration Air Conditioning & Heating Co

Google★★★★½4.9131 reviews
→ Stable·3 mo: 4.8★ (6)·6 mo: 4.9★ (11)
Staff:+Dago (2)
+1510-261-9202
HVAC contractor
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16

Air Flow Pros Heating and Air Conditioning

Google★★★★½4.743 reviews
Yelp5 stars4.8476 reviews
↑ Improving·3 mo: 5★ (9)·6 mo: 5★ (18)
2595 Mission St suite 202, San Francisco, CA 94110
+1415-400-5140
HVAC contractor
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