49 HVAC Service Contractors in Westminster, CO

4.7 avg rating
12,076 total reviews13 offer 24/7 service
Need emergency service? 23 HVAC providers in Westminster offer 24/7 availability

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Top-Rated HVAC Service 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

Service Experts Denver

4.7(1,957 reviews)
24/7

Nearly two thousand reviews yield a 4.7-star average rating, with multiple five-star reviews specifically naming technicians Doug, Mike, Luke, Daniel, and…

9050 Marshall Ct, Westminster, CO 80031

All HVAC Service Contractors (49 total)

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

All Around Auto Care

4.6(920)

920 reviews yield a 4.6-star average, with most positive ratings citing honesty and diagnostic skill. Named…

7110 Lowell Blvd, Westminster, CO 80030

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

Christian Brothers Automotive Broomfield

4.5(735)

735 total reviews yield a 4.5-star average, though recent feedback shows polarity: positive citations…

2411 E Midway Blvd, Westminster, CO 80234

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

The Speedy Electricians of Westminster

4.8(69)
24/7

Five of six reviewers explicitly mention rapid arrival or quick turnaround, and two clients cite same-day…

8671 Wolff Ct, Westminster, CO 80031

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

MTech Mechanical

4.2(82)

Of 7 detailed reviews, 5 awarded perfect 5-star ratings, with specific technician names appearing in each…

12300 N Pecos St, Westminster, CO 80234

Total Air Solutions

5.0(23)

All 23 reviews award 5 stars, with Aaron named as the technician in every instance. Customers consistently…

3036 W 107th Pl F, 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

U.S. Engineering

4.1(21)

Across 21 reviews U.S. Engineering averages 4.1 stars. Four of five mechanical reviews name the technicians…

1100 W 120th Ave #900, Westminster, CO 80234

HVAC Service Costs in Westminster

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

ServiceLowAverageHigh
Service call / diagnostic
$81$130$216
Routine tune-up (single system)
$76$135$216
Standard repair (avg)
$162$648$1,296
Major repair (compressor, heat exchanger)
$1,620$2,700$3,780
New system installation (mid-range)
$7,020$11,340$15,120
Full HVAC replacement
AC + furnace combined
$12,517$14,504$15,228

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

HVAC Service in Westminster, CO: What to Expect

Westminster’s semi-arid, high-altitude climate — dry summers peaking near 88°F and winters dipping to about 18°F in January — creates steady demand for year-round HVAC maintenance and upgrades. Reduced AC capacity at 5,280 feet (about 10–15%) means units are often oversized to meet cooling needs. Local search for hvac-service Westminster returns 38 contractors averaging a 4.3 rating, 21 of them offering 24/7 service.

The dataset provided did not include specific top-cost items or numeric price ranges, so exact figures can’t be reported here. Costs commonly hinge on system size, efficiency, ductwork condition and emergency availability. Because Colorado has no statewide HVAC license, local municipalities set licensing and permit rules; homeowners should confirm a contractor’s local credentials, insurance and written estimates before signing any work order.

Customer highlights were not supplied in the files I received, so trends must be drawn from market conditions: prioritize contractors who demonstrate experience with high-altitude load calculations and offer maintenance plans. Look for consistent review themes about punctuality, clear diagnostics, parts availability and post-service cleanup. For after-hours needs, the 21 firms advertising 24/7 service may be essential during sudden heat spikes or furnace failures.

Frequently Asked Questions

HVAC service pricing in Westminster 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.

All HVAC Contractors in Westminster, CO

Complete directory of 51 contractors — browse alphabetically

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