Best HVAC Repairs in Walnut Creek, CA (2026)

15 verified businesses · Sorted by rating & reviews

Also in Walnut Creek

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

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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3

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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4

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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5

Breathable

Google★★★★½4.9208 reviews
Yelp5 stars519 reviews
→ Stable·3 mo: 5★ (12)·6 mo: 4.9★ (34)
Staff:+Noe (2)+Nir (2)
344 20th St, Oakland, CA 94612
+1510-775-0086
HVAC contractor
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6

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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7

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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8

Oakland Furnace Heat & Air Conditioning

Google★★★★½4.9123 reviews
→ Stable·3 mo: 5★ (2)·6 mo: 3.7★ (6)
3804 Piedmont Ave, Oakland, CA 94611
+1925-310-8491
HVAC contractor
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9

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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10

San Francisco Expert Heating and Air

Google★★★★½4.967 reviews
Yelp1 stars11 reviews
→ Stable·3 mo: 5★ (4)·6 mo: 4.1★ (9)
1725 Montgomery St, San Francisco, CA 94111
+1415-371-9413
HVAC contractor
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11

Lunar Air Systems

Google★★★★½4.936 reviews
Yelp4.5 stars4.619 reviews
→ Stable·3 mo: 5★ (1)·6 mo: 5★ (1)
32932 Oakdale St, Union City, CA 94587
+1408-502-4201
HVAC contractor
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Lunar Air Systems photo 1Lunar Air Systems photo 2
12

Galaxy Heating & Air Conditioning

Google★★★★½4.726 reviews
Yelp5 stars4.834 reviews
584 Castro St, San Francisco, CA 94114
+1415-918-6892
HVAC contractor
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13

Acosta Heating & Sheet Metal

Google★★★★★518 reviews
Yelp5 stars516 reviews
→ Stable·3 mo: 5★ (2)·6 mo: 5★ (2)
1000 California St, San Francisco, CA 94108
+1415-751-0732
HVAC contractor
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14

Oakland HVAC and Appliance repair

Google★★★★½4.726 reviews
↑ Improving·3 mo: 5★ (2)·6 mo: 5★ (3)
1450 Broadway, Oakland, CA 94612
+1510-590-4256
HVAC contractor
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15

Harry Clark Heating and Air Conditioning

Google★★★★½4.716 reviews
Yelp4.5 stars4.77 reviews
3040 Broadway, Oakland, CA 94611
+1510-444-1960
HVAC contractor
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