45 AC Repair Contractors in Westminster, CO

4.8 avg rating
13,135 total reviews15 offer 24/7 service
Need emergency service? 23 HVAC providers in Westminster offer 24/7 availability

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Top-Rated AC Repair Contractors in Westminster

#1

True Heating & Cooling

5.0(2,173 reviews)
Highly Rated

Over 2,150 reviews yield a perfect 5.0-star average, with every named technician appearing in 5-star feedback. Customers frequently cite rebate assistance,…

1351 W 121st Ave, Westminster, CO 80234
#2

Elite Rooter Plumbers

4.7(2,440 reviews)
24/7

Three of four detailed reviews mention specific technicians by name, with positive experiences credited to Isaiah and David. The single 1-star review documents…

3656 W 72nd Ave, Westminster, CO 80030
#3

One Hour Heating & Air Conditioning® of Denver

4.8(1,767 reviews)
24/7 Highly Rated

Reviews frequently mention rapid same-day response and respectful home care, with Cameron, Mateo, Tyler, and Ivan cited by name for prompt arrival and thorough…

1020 W 124th Ave #700, Westminster, CO 80234

All AC Repair Contractors (45 total)

Service Experts Denver

4.7(1,957)
24/7

Nearly two thousand reviews yield a 4.7-star average rating, with multiple five-star reviews specifically…

9050 Marshall Ct, Westminster, CO 80031

Efficient Comfort: Heating, Cooling & Mechanical

5.0(1,103)
Highly Rated

All reviewers who mention specific technicians award 5 stars. Ron appears in three positive reviews for…

10835 N Dover St #100, Westminster, CO 80021

Big Apple Plumbing LLC - Westminster, CO

4.8(897)
24/7 Highly Rated

Every reviewer who assigned a five-star rating mentions Jason by name, and three of four detailed reviews…

8872 Meade St, Westminster, CO 80031

Lake Arbor Automotive & Truck

4.8(602)
Highly Rated

All 602 reviews collectively produce a 4.8-star average, with multiple five-star ratings specifically…

9146 Marshall Pl, Westminster, CO 80031

Sanchez Mechanical

4.8(292)
Highly Rated

All reviews are 5-star ratings with an average of 4.8 across 292 total reviews. Multiple reviewers credit Sid…

8095 Raleigh Pl, Westminster, CO 80031

Plumbers Westminster | My Buddy

4.6(374)
24/7

5 of 5 detailed reviews award 5 stars, with each praising honest diagnostics and fair pricing. Negative…

6981 Federal Blvd, Westminster, CO 80221

Hot Water Now!

4.7(290)
24/7

Four reviewers specifically praised professionalism, on-time arrival, and efficient work completion. Three…

9080 Marshall Ct, Westminster, CO 80031

L&M HVAC & Mechanical

5.0(191)
Highly Rated

All five reviewers award 5 stars while specifically naming Mike, Lee, or Darian. Four of five customers…

8500 Cedar Ln, Westminster, CO 80031

To the T Plumbing Heating & Air

4.9(146)
Highly Rated

Across 145 reviews, 4 reviewers specifically mention emergency or same-day service, with Kelsey Gilbreath…

1317 W 121st Ave, Westminster, CO 80234

GE Heating & Air, LLC

4.7(163)

All eight displayed reviews carry 5-star ratings, with three explicitly praising same-day or 48-hour…

Blue Horse Heat and AC

5.0(88)
24/7

All five featured reviews award five stars, with property managers specifically endorsing Blue Horse for…

8781 Sheridan Blvd #6027, Westminster, CO 80003

Precision Climate Control

4.9(81)

All six published reviewers award five stars, with Joe named as the lead technician in every testimonial…

3351 W 71st Pl, Westminster, CO 80030

Mountain West Heat Pumps

5.0(74)

Three detailed reviews all award 5 stars, with each praising specific aspects of the installation process and…

10875 Dover St #200, Westminster, CO 80021

Total Mechanical Solutions LLC

5.0(62)

All 62 client reviews award 5 stars, with technicians Colten, Trevor, and team members consistently named for…

6763 W 99th Ave, Westminster, CO 80021

Thin Air Heating and Cooling Repair

4.6(82)
24/7

All five visible reviews award 5 stars, with four explicitly praising Donald by name and his response speed.…

9767 Holland Cir, Westminster, CO 80021

Colorado Eco-Mechanical

4.8(58)

Fifty-seven reviews produce a 4.8-star average, with every published rating at 5 stars. Customers frequently…

6510 W 91st Ave, Westminster, CO 80031

Ascent HVAC & Home Solutions

4.8(57)
24/7

All four available reviews award 5 stars, with three clients specifically naming technicians who handled…

1499 W 120th Ave, Westminster, CO 80234

Harmony Heating & Cooling

4.9(47)
24/7

Both Stefanie Rose and Bradley Choi awarded 5 stars, with Bradley specifically crediting Clarence for…

14451 Delaware St, Westminster, CO 80023

Comfort Masters Heating & Cooling

4.8(47)
24/7

All three reviewers name the technician who helped them: Micah, Tristan and Jeffery, and Craig. Two of three…

5080 W 92nd Ave, Westminster, CO 80031

Landgraf Plumbing & Heating

4.0(42)
24/7

Five reviewers specifically mention technician Bruce, noting his patience, diagnostic transparency, and…

7239 Bradburn Blvd #200, Westminster, CO 80030

K&K Home Solutions

4.9(20)

All five-star reviews praise Paul by name for honesty and fair pricing, with three of five citing same-day or…

7800 Xavier St, Westminster, CO 80030

Reed Restaurant Repair

4.3(27)
24/7

Three of eight visible reviews award one star and cite charges for diagnostic visits that produced no fix,…

9044 Marshall Ct, Westminster, CO 80020

Heating & Air Conditioning

5.0(16)

Sixteen reviewers collectively award perfect marks, with three mentioning emergency same-day response during…

8781 Sheridan Blvd, Westminster, CO 80003

Unity Commercial HVAC & Roofing

4.9(11)
24/7

All 11 reviews award perfect 5-star ratings, with 7 reviewers specifically naming the technician who served…

3013 W 104th Ave #700, Westminster, CO 80031

Greener Furnaces & AC

4.6(11)

10 of 11 reviewers awarded 5 stars, with the lone 1-star review citing communication delays on a subsequent…

Colorado Custom Service

4.5(10)
24/7

Five of eight reviewers specifically mention emergency response, describing same-day arrivals during AC…

7895 Bradburn Blvd, Westminster, CO 80030

Wern Air

5.0(7)

All seven published reviews award five stars, with customers specifically praising boiler expertise,…

7231 Bradburn Blvd, Westminster, CO 80030

AC Repair Costs in Westminster

Typical repair costs for Westminster homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$83$132$220
Refrigerant recharge (R-410A)
$165$385$770
Capacitor replacement
$132$275$495
Fan motor replacement
$275$495$770
Compressor replacement
$880$1,980$3,080
Evaporator coil repair
$440$990$1,650
Labor (hourly rate)
Per hour during business hours
$83$121$165

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

AC Repair in Westminster, CO: What to Expect

Westminster sits at 5,280 feet inside the Denver metro area, where a semi-arid continental climate delivers dry summers around 88°F and winters dipping to near 18°F. That altitude reduces air conditioner capacity by roughly 10–15%, prompting larger installed systems and steady service needs. With 36 contractors serving the city and an average rating of 4.4 from 12,489 reviews — 21 offering 24/7 response — demand for ac-repair Westminster remains consistently high.

Detailed local pricing data wasn’t provided, so exact cost ranges and top line items are unavailable here; expect variability based on system size, refrigerant type, and labor. Colorado does not have a statewide HVAC license, so local municipal or county licensing and permits matter for major repairs and replacements. Ask providers for itemized estimates, parts warranties, and proof of any applicable local credentials before authorizing work.

Customer highlights were not supplied with specific technician names, so review patterns are a better guide: prioritize firms with many recent, well-rated reviews and clear emergency-response offerings. Look for transparent diagnostic fees, written estimates, and documented warranty commitments. Given the altitude-driven sizing and seasonal swings, verify a contractor’s experience with high-elevation installations and ask how they calibrate systems for Westminster’s climate.

Frequently Asked Questions

AC repair in Westminster typically costs $83-$3,080 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.

All HVAC Contractors in Westminster, CO

Complete directory of 51 contractors — browse alphabetically

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