Real Reviews · Westminster
Top-Reviewed HVAC Companies in Westminster, CO
What are customers actually saying? Read verified reviews for hvac companies in Westminster — every rating is from a real customer.
As of May 2026, RatingsNearMe ranks 14 hvac companies in Westminster, CO by verified customer ratings and review volume. The highest-rated is Kappler Mechanical Heating & Air Conditioning with a 4.9-star rating from 1,380 verified reviews. Also in the top tier: One Hour Heating & Air Conditioning® of Denver and Service Experts Denver. The average rating across all listed hvac companies in Westminster is 4.9 stars from 830 reviews per business on average.
HVAC service in Westminster: $75–$150/hr for repairs; full system replacement $4,000–$12,000 depending on size and efficiency.
Rankings updated May 17, 2026 · Scored by ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Local Market Snapshot
14
Businesses listed
4.9★
Avg rating
830
Avg reviews
May 17, 2026
Last updated
Top Rated HVAC Companies
Kappler Mechanical Heating & Air Conditioning
7270 W 118th Pl UNIT A, Broomfield, CO 80020, USA
One Hour Heating & Air Conditioning® of Denver
1020 W 124th Ave #700, Westminster, CO 80234, USA
Service Experts Denver
9050 Marshall Ct, Westminster, CO 80031, USA
HVAC Companies Rankings in Westminster, CO
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Kappler Mechanical Heating & Air Conditioning7270 W 118th Pl UNIT A, Broomfield, CO 80020, USA | 4.9★ | 1,380 |
| #2 | One Hour Heating & Air Conditioning® of Denver1020 W 124th Ave #700, Westminster, CO 80234, USA | 4.8★ | 1,767 |
| #3 | Service Experts Denver9050 Marshall Ct, Westminster, CO 80031, USA | 4.7★ | 1,955 |
| #4 | All Climate Systems Heating & Cooling12295 Pennsylvania St #2b, Thornton, CO 80241, USA | 4.9★ | 164 |
| #5 | L&M HVAC & Mechanical8500 Cedar Ln, Westminster, CO 80031, USA | 5.0★ | 188 |
| #6 | Blue Horse Heat and AC8781 Sheridan Blvd #6027, Westminster, CO 80003, USA | 5.0★ | 88 |
| #7 | Westminster HVAC3790 W 77th Ave, Westminster, CO 80030, USA | 5.0★ | 1 |
| #8 | Tico HVAC LLC4855 W 127th Pl, Broomfield, CO 80020, USA | 5.0★ | 307 |
| #9 | Sanchez Mechanical8095 Raleigh Pl, Westminster, CO 80031, USA | 4.8★ | 292 |
| #10 | Colorado Eco-Mechanical6510 W 91st Ave, Westminster, CO 80031, USA | 4.8★ | 58 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated May 2026
All HVAC Companies in Westminster
All Climate Systems Heating & Cooling
12295 Pennsylvania St #2b, Thornton, CO 80241, USA
L&M HVAC & Mechanical
8500 Cedar Ln, Westminster, CO 80031, USA
Blue Horse Heat and AC
8781 Sheridan Blvd #6027, Westminster, CO 80003, USA
Westminster HVAC
3790 W 77th Ave, Westminster, CO 80030, USA
Tico HVAC LLC
4855 W 127th Pl, Broomfield, CO 80020, USA
Sanchez Mechanical
8095 Raleigh Pl, Westminster, CO 80031, USA
Colorado Eco-Mechanical
6510 W 91st Ave, Westminster, CO 80031, USA
Thin Air Heating and Cooling Repair
9767 Holland Cir, Westminster, CO 80021, USA
To the T Plumbing Heating & Air
1317 W 121st Ave, Westminster, CO 80234, USA
Fix-it 24/7 Plumbing, Heating, Air & Electric
16360 Table Mountain Pkwy, Golden, CO 80403, USA
Save Home Heat Company
5741 Arapahoe Ave #4, Boulder, CO 80303, USA
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Frequently Asked Questions — HVAC Companies in Westminster
How do I find the best hvac companies in Westminster?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked hvac companies in Westminster on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are hvac companies in Westminster licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CO requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do hvac companies charge in Westminster, CO?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a hvac companies in Westminster?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the hvac companies on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every hvac companies on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: May 17, 2026.
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