Best HVAC Repairs in Waterloo, WI (2026)

10 verified businesses · Sorted by rating & reviews

1

RG Heating Cooling Plumbing

Google★★★★½4.91.8k reviews
Yelp4 stars4.217 reviews
→ Stable·3 mo: 5★ (24)·6 mo: 4.9★ (59)
1091 Uniek Dr, Waunakee, WI 53597
+1608-849-6728
HVAC contractor
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RG Heating Cooling Plumbing photo 1
2

Harker Heating & Cooling

Google★★★★½4.91.7k reviews
Yelp2.5 stars2.726 reviews
→ Stable·3 mo: 4.9★ (34)·6 mo: 4.8★ (122)
87 Nob Hill Rd, Madison, WI 53713
+1608-630-9873
HVAC contractor
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Harker Heating & Cooling photo 1
3

High Tech Heating & A/C, Inc.

Google★★★★½4.9363 reviews
Yelp3 stars34 reviews
↓ Declining·3 mo: 4.3★ (6)·6 mo: 4.6★ (9)
2395 E Cottage Grove Rd, Cottage Grove, WI 53527
+1608-221-8333
HVAC contractor
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High Tech Heating & A/C, Inc. photo 1High Tech Heating & A/C, Inc. photo 2High Tech Heating & A/C, Inc. photo 3High Tech Heating & A/C, Inc. photo 4High Tech Heating & A/C, Inc. photo 5High Tech Heating & A/C, Inc. photo 6
4

Aire Serv of Madison

Google★★★★½4.9500 reviews
Yelp4 stars4.25 reviews
↓ Declining·3 mo: 4.7★ (14)·6 mo: 4.9★ (51)
4719 Ivywood Trail, McFarland, WI 53558
+1608-554-5042
HVAC contractor
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Aire Serv of Madison photo 1
5

Southport Home Services

Google★★★★½4.9176 reviews
Yelp5 stars51 reviews
→ Stable·3 mo: 5★ (7)·6 mo: 4.9★ (31)
Staff:+jackson (2)
3304 Dairy Dr, Madison, WI 53718
+1608-424-5374
HVAC contractor
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Southport Home Services photo 1Southport Home Services photo 2Southport Home Services photo 3Southport Home Services photo 4Southport Home Services photo 5
6

Andy's Heating & Cooling Inc

Google★★★★½4.937 reviews
Yelp5 stars4.825 reviews
→ Stable·3 mo: 5★ (1)·6 mo: 5★ (1)
Madison, WI 53714
+1608-445-2665
HVAC contractor
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7

Forward Heating and Cooling

Google★★★★★543 reviews
Yelp5 stars51 reviews
906 Watson Ave, Madison, WI 53713
+1608-230-6638
HVAC contractor
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8

Madison Heating & Air Conditioning

Google★★★★★513 reviews
Yelp4.5 stars4.520 reviews
→ Stable·3 mo: 5★ (2)·6 mo: 5★ (6)
307 W Mifflin St, Madison, WI 53703
+1608-454-4844
HVAC contractor
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9

Madison Heating & Cooling

Google★★★½☆3.930 reviews
↑ Improving·3 mo: 5★ (1)·6 mo: 5★ (1)
1406 Regent St, Madison, WI 53711
+1608-454-5607
HVAC contractor
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10

Hunt And Collins Inc

Google★★☆☆☆2.33 reviews
2020 University Ave #103, Madison, WI 53726
+1608-215-5375
HVAC contractor
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