10 HVAC Service Contractors in Danville, CA

3.6 avg rating
141 total reviews3 offer 24/7 service
Need emergency service? 4 HVAC providers in Danville offer 24/7 availability

Top-Rated HVAC Service Contractors in Danville

#1

Qualtech Heating & Cooling

4.6(94 reviews)
24/7

Of 91 reviews, the majority award 5 stars, with satisfied customers specifically naming team members Daniel, Erika Thompson, Myriam Rios, Elijah, and Wilson…

4115 Blackhawk Plaza Cir STE 100, Danville, CA 94506
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#2

Fuse service

5.0(31 reviews)
24/7

All 31 reviews award 5 stars, with customers specifically naming technicians Daniel and praising rapid emergency response times. Multiple reviewers mention…

15 Railroad Ave, Danville, CA 94526
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#3

Air Design Heating And Cooling

5.0(7 reviews)

All seven reviewers gave five-star ratings, with five explicitly mentioning technician Don by name and three noting same-day or next-morning appointment…

696 San Ramon Valley Blvd, Danville, CA 94526
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All HVAC Service Contractors (10 total)

AC Repair Danville

5.0(2)
24/7

Both verified reviews award 5 stars, with technicians named in each instance citing Patrick as the service…

363 Diablo Rd, Danville, CA 94526
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Vortex Air Balance Company

5.0(2)

Both reviews award 5 stars, with one reviewer specifically praising the team's willingness to go above and…

4115 Blackhawk Plaza Cir Ste 100, Danville, CA 94506
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M-23 Mechanical Systems

5.0(1)

The sole 5-star review highlights M-23 Mechanical Systems as reliable and efficient for commercial HVAC…

3470 Fostoria Way Suite D, Danville, CA 94526
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Simple Air

3.0(2)

One reviewer awarded 1 star describing a refrigerant leak repair that required multiple visits, with the same…

375 Diablo Rd #103, Danville, CA 94526
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Eco HVAC & Airduct cleaning Danville

3.0(2)

Two customer reviews are currently available, with a 1-star rating from Richard Fischer citing repeated…

375 Diablo Rd #103, Danville, CA 94526
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Ascent Inc.

0.0
675 Hartz Ave, Danville, CA 94526
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RapidFlow HVAC

0.0

This listing currently has no customer reviews. As a new entrant to the Danville HVAC market, RapidFlow HVAC…

28 Diablo Creek Pl, Danville, CA 94506
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HVAC Service Costs in Danville

General HVAC service pricing across maintenance, repair, and installation in Danville.

ServiceLowAverageHigh
Service call / diagnostic
$71$114$190
Routine tune-up (single system)
$67$119$190
Standard repair (avg)
$143$570$1,140
Major repair (compressor, heat exchanger)
$1,425$2,375$3,325
New system installation (mid-range)
$6,175$9,975$13,300
Full HVAC replacement
AC + furnace combined
$11,011$12,759$13,395

Prices reflect Pacific coast metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

HVAC Service in Danville, CA: What to Expect

Danville sits in the inland East Bay, where summer temperatures regularly climb into the upper 90s during heat events and the 2021 heat dome proved that even this region can push past 100 F. While coastal breezes moderate some Bay Area communities, Danville's distance from marine influence means residents increasingly rely on cooling systems that older homes were never designed to accommodate. Winters are mild and wet, keeping heating loads modest, but the primary HVAC demand now centers on heat pump conversions from gas furnaces, mini-split installations in un-ducted homes, and duct sealing for the area's substantial stock of mid-century housing. Wildfire smoke season adds another layer of indoor air quality concern. Eleven contractors provide HVAC Service in Danville, with an average rating of 3.7 across 254 client reviews.

Cost transparency helps homeowners budget for system maintenance. A service call and diagnostic runs $71 to $190, while a routine tune-up for a single system typically costs $67 to $190. Standard repairs average $143 to $1,140 depending on the issue. All HVAC contractors in California must hold a C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the Contractors State License Board, ensuring baseline professional competency for this specialized work.

Customer feedback points to clear service patterns. Both Fuse Service and Air Design Heating And Cooling maintain perfect 5-star ratings, with clients specifically naming technicians Daniel and Don for their responsiveness. Reviewers frequently mention same-day or next-morning availability, rapid emergency response times, and affordable pricing as distinguishing factors. At Qualtech Heating & Cooling, customers highlight team members including Daniel, Erika Thompson, Myriam Rios, Elijah, and Wilson for attentive, personalized service across a larger review volume.

Frequently Asked Questions

HVAC service pricing in Danville ranges from diagnostic calls around $75-$200 to full system replacements at $11,000-$14,000. Routine tune-ups run $70-$200, standard repairs average $150-$600, and major component replacements (compressor, heat exchanger) can reach $2,800-$3,500.