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Heating in Longmont, Colorado

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From routine furnace tune-ups to emergency heating repairs, Longmont, Colorado has skilled heating professionals ready to keep your home warm and safe. Browse our directory to compare local companies.

Longmont has 56 heating companies in our directory.

See our Longmont heating pricing guide for cost estimates.

Longmont Heating

Groulx Mechanical Heating & Cooling Inc.
Groulx Mechanical Heating & Cooling Inc.
2447 Winding Dr, Longmont, CO 80504
★★★★★ 5.0 (251 reviews)
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Longmont Water Heaters
Longmont Water Heaters
1003 S Bross St, Longmont, CO 80501
★★★★★ 5.0 (196 reviews)
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Your Comfort Heating & Cooling
Your Comfort Heating & Cooling
6319 Twilight Ave, Longmont, CO 80504
★★★★★ 5.0 (92 reviews)
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Colorado Green Plumbing, Heating & Cooling
Colorado Green Plumbing, Heating & Cooling
5412 Fox Run Blvd, Longmont, CO 80504
★★★★★ 5.0 (30 reviews)
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Orban Air Solutions LLC
Orban Air Solutions LLC
4858 Quail Ct, Longmont, CO 80504
★★★★★ 5.0 (27 reviews)
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Metaltech HVAC/DUCT Repair Service
Metaltech HVAC/DUCT Repair Service
20 Bowen St, Longmont, CO 80501
★★★★★ 5.0 (19 reviews)
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Trusted Longmont HVAC Services
Trusted Longmont HVAC Services
1701 Main St, Longmont, CO 80501
★★★★★ 5.0 (10 reviews)
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287 plumbing llc
287 plumbing llc
1338 Terry St, Longmont, CO 80501
★★★★★ 5.0 (9 reviews)
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Heating And Air Conditioning
Heating And Air Conditioning
636 17th Ave, Longmont, CO 80501
★★★★★ 5.0 (8 reviews)
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Ensos Heating and AC
Ensos Heating and AC
5V8W+48, Longmont, CO 80501
★★★★★ 5.0 (6 reviews)
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Longmont HVAC Repair Service
Longmont HVAC Repair Service
1651 Vista View Dr, Longmont, CO 80504
★★★★★ 5.0 (5 reviews)
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Shepherd Heating and Air
Shepherd Heating and Air
13790 Deere Ct, Longmont, CO 80504
★★★★★ 5.0 (1 reviews)
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Foundations Mechanical Services
Foundations Mechanical Services
1490 Mayfield Cir, Longmont, CO 80501
★★★★★ 5.0 (1 reviews)
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M and M Heating, Cooling, Plumbing and Electrical
M and M Heating, Cooling, Plumbing and Electrical
110 S Bowen Cir, Longmont, CO 80501
★★★★½ 4.9 (3203 reviews)
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Bee's Air Duct Cleaning
Bee's Air Duct Cleaning
650 2nd Ave, Longmont, CO 80501
★★★★½ 4.9 (1992 reviews)
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Welzig Heating, Air, Plumbing & Electric
Welzig Heating, Air, Plumbing & Electric
1831 Boston Ave, Longmont, CO 80501
★★★★½ 4.9 (1315 reviews)
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My Guy Heating and Air (Firestone)
My Guy Heating and Air (Firestone)
4321 Mulligan St, Longmont, CO 80504
★★★★½ 4.9 (962 reviews)
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Mountain Valley Plumbing and Heating
Mountain Valley Plumbing and Heating
210 Collyer St, Longmont, CO 80501
★★★★½ 4.9 (778 reviews)
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KJ Thomas Mechanical
KJ Thomas Mechanical
6175 Trevarton Dr, Longmont, CO 80503
★★★★½ 4.9 (241 reviews)
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Colorado's Finest Heating and Air Conditioning
Colorado's Finest Heating and Air Conditioning
1524 Collyer St, Longmont, CO 80501
★★★★½ 4.9 (212 reviews)
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Colorado Green Plumbing, Heating and Cooling
Colorado Green Plumbing, Heating and Cooling
338 Main St Ste 14, Longmont, CO 80501
★★★★½ 4.9 (153 reviews)
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Streamline Plumbing, LLC
Streamline Plumbing, LLC
1740 Skyway Dr, Longmont, CO 80504
★★★★½ 4.9 (137 reviews)
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Jim Needham Heating Cooling Plumbing and Drain
Jim Needham Heating Cooling Plumbing and Drain
525 3rd Ave #118, Longmont, CO 80501
★★★★½ 4.9 (71 reviews)
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ComfortFlow HVAC Repair
ComfortFlow HVAC Repair
1738 Hover St, Longmont, CO 80503
★★★★½ 4.9 (56 reviews)
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Stone Heating & Air
Stone Heating & Air
16792 Weld CoRd 1, Longmont, CO 80504
★★★★½ 4.9 (49 reviews)
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Innovations Mechanical LLC
Innovations Mechanical LLC
1446 Hover St Office #201, Longmont, CO 80501
★★★★½ 4.9 (41 reviews)
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Blue Sky Plumbing, Heating, Cooling & Electric
Blue Sky Plumbing, Heating, Cooling & Electric
601 S Bowen St Suite 400, Longmont, CO 80501
★★★★½ 4.9 (34 reviews)
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Blue Valley Heating & Cooling
Blue Valley Heating & Cooling
1740 Skyway Dr UNIT H, Longmont, CO 80504
★★★★½ 4.8 (1142 reviews)
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TNT Home Services - Longmont
TNT Home Services - Longmont
525 3rd Ave, Longmont, CO 80504
★★★★½ 4.8 (864 reviews)
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Carroll Mechanical Services
Carroll Mechanical Services
733 S Bowen St, Longmont, CO 80501
★★★★½ 4.8 (77 reviews)
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Prime Performance Mechanical
Prime Performance Mechanical
5471 Pinelands Dr, Longmont, CO 80504
★★★★½ 4.8 (64 reviews)
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ThermaCare HVAC Repair
ThermaCare HVAC Repair
1755 1/2 Main St, Longmont, CO 80501
★★★★½ 4.8 (56 reviews)
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Circulating Air Inc
Circulating Air Inc
500 9th Ave #12, Longmont, CO 80501
★★★★½ 4.8 (53 reviews)
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Homerun Heating & Air
Homerun Heating & Air
727 Main St, Longmont, CO 80501
★★★★½ 4.7 (72 reviews)
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Highland Heating & Air, Inc.
Highland Heating & Air, Inc.
14286 Mead St, Longmont, CO 80504
★★★★½ 4.7 (52 reviews)
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Longmont Heating and Air Cooling Contractors
Longmont Heating and Air Cooling Contractors
947 Main St, Longmont, CO 80501
★★★★½ 4.7 (14 reviews)
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SAC Mechanical Heating & Air Conditioning
SAC Mechanical Heating & Air Conditioning
105 S Sunset St A, Longmont, CO 80501
★★★★½ 4.6 (48 reviews)
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CleanAirs Air Duct Longmont
CleanAirs Air Duct Longmont
525 15th Ave, Longmont, CO 80501
★★★★½ 4.5 (11 reviews)
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Comfort Craft
Comfort Craft
855 Weaver Park Rd, Longmont, CO 80501
★★★★½ 4.5 (6 reviews)
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Control Service Center, Inc
Control Service Center, Inc
826 S Sherman St, Longmont, CO 80501
★★★★½ 4.5 (6 reviews)
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Horizon Appliance & HVAC
Horizon Appliance & HVAC
601 S Bowen St suite 603, Longmont, CO 80501
★★★★½ 4.4 (634 reviews)
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Woelfel Heating & Air
Woelfel Heating & Air
601 S Bowen St, Longmont, CO 80501
★★★★½ 4.4 (35 reviews)
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Maddison Mechanical, Inc
Maddison Mechanical, Inc
4161 Mulligan St, Longmont, CO 80504
★★★½☆ 3.9 (15 reviews)
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Longmont Winair
Longmont Winair
1140 Boston Ave Unit C, Longmont, CO 80501
★★★½☆ 3.8 (49 reviews)
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Tri County Heating & Cooling
Tri County Heating & Cooling
1610 Pace St Unit 900 #233, Longmont, CO 80504
★★★½☆ 3.8 (10 reviews)
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Elite Air Conditioning & Heating: HVAC Repair Longmont
Elite Air Conditioning & Heating: HVAC Repair Longmont
461 Main St, Longmont, CO 80501
★★★½☆ 3.7 (28 reviews)
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Diller Mechanical Services, LLC
Diller Mechanical Services, LLC
9250 Bruin Blvd, Longmont, CO 80504
★★★½☆ 3.7 (3 reviews)
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Touchstone Commercial Building Services
Touchstone Commercial Building Services
1821 Lefthand Cir, Longmont, CO 80501
★★★½☆ 3.7 (3 reviews)
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Gray's Heating & Air Conditioning
Gray's Heating & Air Conditioning
12815 Eagle River Rd, Longmont, CO 80504
★★★½☆ 3.6 (8 reviews)
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BCIT Mechanical
BCIT Mechanical
4325 Hilltop Rd, Longmont, CO 80504
★★★½☆ 3.4 (18 reviews)
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ATEK Heating & Air Conditioning, Inc.
ATEK Heating & Air Conditioning, Inc.
5979 Iris Pkwy, Longmont, CO 80504
Not yet rated
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Blue Valley Heating & Cooling
Blue Valley Heating & Cooling
7387 Russell Cir, Longmont, CO 80504
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AirCare Plus HVAC Repair Longmont CO
1530 Skyway Dr, Longmont, CO 80504
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Glacier Co.
Glacier Co.
323 Main St, Longmont, CO 80501
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Comfort Systems Usa
Comfort Systems Usa
Highland Dr, Longmont, CO 80504
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Armendariz Heating and Cooling, Inc.
Armendariz Heating and Cooling, Inc.
135 Gay St Unit C & H, Longmont, CO 80501
Not yet rated
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Heating Guides

Commercial Heating Repair and Maintenance Services
Commercial Heating Repair and Maintenance Services
Carbon Monoxide and Furnace Safety What You Need to Know
Carbon Monoxide and Furnace Safety What You Need to Know
Boiler Repair and Replacement Services
Boiler Repair and Replacement Services
Annual Furnace Tune Up What Is Included
Annual Furnace Tune Up What Is Included

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