Best Water Heater Repairs in Boulder, CO (2026)

20 verified businesses · Sorted by rating & reviews

Also in Boulder

Drain CleaningFaucet Repair & InstallationPlumberSewer Line RepairToilet RepairWater Heater Installation
1

Applewood Plumbing Heating & Electric

Google★★★★½4.816.9k reviews
Yelp2 stars1.8908 reviews
→ Stable·3 mo: 4.9★ (74)·6 mo: 4.8★ (168)
Staff:+Tony (2)
5000 W 29th Ave, Denver, CO 80212
+1303-444-1633
Electrician
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2

Brothers Plumbing, Heating & Electric

Google★★★★½4.78.6k reviews
Yelp1.5 stars1.7410 reviews
→ Stable·3 mo: 4.7★ (32)·6 mo: 4.7★ (127)
6201 Broadway, Denver, CO 80216
+1303-451-5057
Plumber
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3

Golden West Plumbing, Heating, Air Conditioning, and Electrical

Google★★★★½4.83.7k reviews
→ Stable·3 mo: 4.9★ (27)·6 mo: 4.8★ (149)
Staff:+Jimmy (2)
4217 Delaware St, Denver, CO 80216
+1303-529-9771
HVAC contractor
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Golden West Plumbing, Heating, Air Conditioning, and Electrical photo 1
4

Heart Heating, Cooling, Plumbing & Electric

Google★★★★½4.82.9k reviews
Yelp3 stars2.9104 reviews
→ Stable·3 mo: 4.8★ (47)·6 mo: 4.9★ (166)
Staff:+Tre (2)+darcy (2)+Gabe (2)
646 Bryant St, Denver, CO 80204
+1720-712-0649
HVAC contractor
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Heart Heating, Cooling, Plumbing & Electric photo 1Heart Heating, Cooling, Plumbing & Electric photo 2Heart Heating, Cooling, Plumbing & Electric photo 3Heart Heating, Cooling, Plumbing & Electric photo 4Heart Heating, Cooling, Plumbing & Electric photo 5Heart Heating, Cooling, Plumbing & Electric photo 6Heart Heating, Cooling, Plumbing & Electric photo 7
5

Mr. Rooter Plumbing of Denver

Google★★★★½4.72.2k reviews
→ Stable·3 mo: 4.8★ (30)·6 mo: 4.8★ (123)
Staff:+Karl (2)
1600 Federal Blvd Ste B, Denver, CO 80204
+1303-562-1519
Plumber
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6

Ultimate Heating, Cooling, Plumbing & Electric

Google★★★★½4.81.2k reviews
Yelp4 stars3.828 reviews
→ Stable·3 mo: 4.8★ (20)·6 mo: 4.9★ (65)
Staff:+Ross (2)+Sam (2)+Kyle (2)+JR. (2)+Jr (2)
4321 Broadway Unit 3, Denver, CO 80216
+1720-306-9245
HVAC contractor
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Ultimate Heating, Cooling, Plumbing & Electric photo 1Ultimate Heating, Cooling, Plumbing & Electric photo 2Ultimate Heating, Cooling, Plumbing & Electric photo 3Ultimate Heating, Cooling, Plumbing & Electric photo 4
7

Time Plumbing, Heating & Electric Denver

Google★★★★½4.6778 reviews
Yelp3 stars2.866 reviews
↑ Improving·3 mo: 5★ (2)·6 mo: 5★ (4)
Staff:+Joel (2)
2525 W 6th Ave, Denver, CO 80204
+1303-758-6237
Electrician
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Time Plumbing, Heating & Electric Denver photo 1Time Plumbing, Heating & Electric Denver photo 2
8

GreenWorks Inspections & Engineering - Denver CO

Google★★★★½4.9437 reviews
→ Stable·3 mo: 5★ (6)·6 mo: 5★ (8)
110 16th St Mall suite 1400, Denver, CO 80202
+1720-547-0065
Home inspector
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9

B.C. Plumbing Services

Google★★★★★591 reviews
→ Stable·3 mo: 5★ (6)·6 mo: 5★ (13)
+1720-668-4042
Plumber
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B.C. Plumbing Services photo 1B.C. Plumbing Services photo 2
10

Right Away Heating

Google★★★★½4.9313 reviews
Yelp4.5 stars4.622 reviews
→ Stable·3 mo: 5★ (10)·6 mo: 4.9★ (27)
Staff:+Mica (2)
340 Santa Fe Dr, Denver, CO 80223
+1720-646-1962
HVAC contractor
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11

Defense Plumbing

Google★★★★½4.9259 reviews
→ Stable·3 mo: 5★ (5)·6 mo: 5★ (9)
2710 W 1st Ave, Denver, CO 80219
+1303-842-4799
Plumber
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12

Veteran Heating, Cooling, Plumbing & Electric

Google★★★★½4.9213 reviews
→ Stable·3 mo: 5★ (5)·6 mo: 5★ (10)
3513 Brighton Blvd #431, Denver, CO 80216
+1720-594-6631
Plumber
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13

Absolute Plumbing, Electrical, Heating & Air

Google★★★★½4.9214 reviews
→ Stable·3 mo: 5★ (4)·6 mo: 5★ (10)
2789 W Alameda Ave Suite B, Denver, CO 80219
+1720-617-0677
Plumber
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14

Cap Hill Plumbing

Google★★★★★5156 reviews
Yelp4.5 stars4.58 reviews
→ Stable·3 mo: 5★ (5)·6 mo: 5★ (26)
1770 E Colfax Ave unit A, Denver, CO 80218
+1720-688-3238
Plumber
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Cap Hill Plumbing photo 1Cap Hill Plumbing photo 2Cap Hill Plumbing photo 3Cap Hill Plumbing photo 4Cap Hill Plumbing photo 5
15

All Weather HVAC Denver

Google★★★★½4.6134 reviews
Yelp3 stars34 reviews
1305 Delaware St, Denver, CO 80204
+1720-581-4049
HVAC contractor
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16

Integrated Air Mechanical

Google★★★★★569 reviews
→ Stable·3 mo: 5★ (2)·6 mo: 5★ (5)
+1720-357-2336
HVAC contractor
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Integrated Air Mechanical photo 1Integrated Air Mechanical photo 2
17

Brown Brothers Plumbing and HVAC

Google★★★★½4.984 reviews
→ Stable·3 mo: 4.8★ (6)·6 mo: 4.9★ (42)
Staff:+James (2)+Brody (2)+dwayne (2)
1740 Broadway, Denver, CO 80274
+1720-790-7371
Plumber
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18

75 Degree Heating & Air

Google★★★★★568 reviews
→ Stable·3 mo: 5★ (1)·6 mo: 5★ (3)
Denver, CO 80202
+1619-333-7575
HVAC contractor
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19

Richard & Sons Plumbing & HVAC

Google★★★★½4.968 reviews
→ Stable·3 mo: 5★ (4)·6 mo: 4.9★ (10)
Staff:+Louis (2)
2470 Broadway #103, Denver, CO 80205
+1720-896-7799
Plumber
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20

Denver Plumbing & Drain Pro

Google★★★★★532 reviews
→ Stable·3 mo: 5★ (21)·6 mo: 5★ (36)
518 17th St #100, Denver, CO 80202
+1720-685-6277
Plumber
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