Top Picks · Fremont
Best HVAC Companies in Fremont, CA
Rated and reviewed by real customers. Compare prices, read reviews, and call the top pros near you — for free.
As of June 2026, RatingsNearMe ranks 13 hvac companies in Fremont, CA by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is Service Champions with a 4.8-star rating from 2,396 Google reviews and an RNM Score of 85/100. Also in the top tier: Barker Heating & Cooling and Bay Area Climate Control. The average rating across all listed hvac companies in Fremont is 4.9 stars from 386 reviews per business on average.
HVAC service in Fremont: $75–$150/hr for repairs; full system replacement $4,000–$12,000 depending on size and efficiency.
Rankings updated June 10, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Fremont, CA is home to a variety of HVAC companies offering services such as installation, repair, and maintenance of heating, ventilation, and air conditioning systems. Consumers should research local HVAC providers to find one that is licensed, insured, and has a good reputation for quality work.
- ✓Variety of HVAC companies in Fremont, CA
- ✓Services include installation, repair, and maintenance
- ✓Important to research local providers for licensing, insurance, and reputation
Best Overall
TOTO Heating And Cooling
TOTO Heating And Cooling stands out as the top-ranked HVAC provider in Fremont due to its consistent high ratings and strong reputation for reliable service.
Most Reviewed
Service Champions
A high review count indicates broad customer experience and trust, making Service Champions a popular and vetted choice among Fremont residents.
When choosing an HVAC provider in Fremont, compare both overall ratings and review volume to gauge reliability, and always request a written estimate before work begins to avoid surprises.
How to Choose a HVAC Companie in Fremont
What to look for
- • Licensed and insured HVAC contractors
- • Experienced technicians with proper training and certifications
- • Transparent pricing and upfront cost estimates
- • Positive reviews and references from past customers
Questions to ask
- • How long have you been in business in the Fremont area?
- • Can you provide a detailed written estimate for the work needed?
- • Do you guarantee your work and offer any warranties?
Red flags
- ⚠ Contractors who cannot provide proof of licensing and insurance
- ⚠ Unusually low prices that may indicate poor workmanship or shortcuts
- ⚠ Lack of transparency about qualifications, experience, or pricing
In California, HVAC contractors must be licensed by the Contractors State License Board (CSLB) and carry liability insurance. Be sure to verify a contractor's license and insurance coverage before hiring.
Local Market Snapshot
13
Businesses listed
4.9★
Avg rating
386
Avg reviews
Jun 10, 2026
Last updated
Top Rated HVAC Companies
4.8 stars from over 2,300 reviews makes this Fremont HVAC choice clear.
7020 Commerce Dr, Pleasanton, CA 94588, USATrusted by thousands of customers with a near-perfect 4.8-star average rating.
7066 Las Positas Rd # G, Livermore, CA 94551, USATrusted by hundreds of customers with an exceptional 4.9-star rating.
1930 W Winton Ave # 4, Hayward, CA 94545, USAHVAC Companies Rankings in Fremont, CA
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Service Champions7020 Commerce Dr, Pleasanton, CA 94588, USA | 4.8★ | 2,396 |
| #2 | Barker Heating & Cooling7066 Las Positas Rd # G, Livermore, CA 94551, USA | 4.8★ | 1,929 |
| #3 | Bay Area Climate Control1930 W Winton Ave # 4, Hayward, CA 94545, USA | 4.9★ | 165 |
| #4 | Premium AC Repair Fremont CA39655 Trinity Way, Fremont, CA 94538, USA | 5.0★ | 18 |
| #5 | Chill Heating and Cooling43266 Christy St, Fremont, CA 94538, USA | 5.0★ | 36 |
| #6 | Glover & Son Heating & Air Conditioning [Recommended] Bay Area AC Repair6553 Thornton Ave, Newark, CA 94560, USA | 4.8★ | 129 |
| #7 | Ace HVAC and Appliance Repair43156 Brighton Common, Fremont, CA 94538, USA | 4.8★ | 67 |
| #8 | Giant HVAC, Inc43012 Christy St, Fremont, CA 94538, USA | 4.9★ | 61 |
| #9 | Heating And Air Experts215 Starlite Way, Fremont, CA 94539, USA | 5.0★ | 10 |
| #10 | Flash Chimney Fremont and Ducts39055 Hastings St, Fremont, CA 94538, USA | 5.0★ | 19 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated June 2026
All HVAC Companies in Fremont
A Fremont HVAC company with a perfect 5.0-star rating from 36 Google reviews.
43266 Christy St, Fremont, CA 94538, USA
Trusted by hundreds of local customers with an exceptional 4.8-star rating.
6553 Thornton Ave, Newark, CA 94560, USA
Rated 4.8 stars from 67 Google reviews, this Fremont HVAC company is highly trusted.
43156 Brighton Common, Fremont, CA 94538, USA
Rated 4.9 stars from 61 reviews, this Fremont HVAC company is highly trusted.
43012 Christy St, Fremont, CA 94538, USA
39055 Hastings St, Fremont, CA 94538, USA
Known for exceptional 5.0-star service across dozens of glowing local reviews.
31159 Wiegman Rd, Hayward, CA 94544, USA
Trusted by locals with a 4.9★ rating from nearly 150 reviews.
743 Ames Ave, Milpitas, CA 95035, USA
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HVAC Companies in Fremont, CA — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | Service Champions | 85/100 | 4.8 ★ | 2,396 |
| 2 | Barker Heating & Cooling | 85/100 | 4.8 ★ | 1,929 |
| 3 | Bay Area Climate Control | 84/100 | 4.9 ★ | 165 |
| 4 | Premium AC Repair Fremont CA | 74/100 | 5.0 ★ | 18 |
| 5 | Chill Heating and Cooling | 78/100 | 5.0 ★ | 36 |
| 6 | Glover & Son Heating & Air Conditioning [Recommended] Bay Area AC Repair | 81/100 | 4.8 ★ | 129 |
| 7 | Ace HVAC and Appliance Repair | 78/100 | 4.8 ★ | 67 |
| 8 | Giant HVAC, Inc | 79/100 | 4.9 ★ | 61 |
| 9 | Heating And Air Experts | 71/100 | 5.0 ★ | 10 |
| 10 | Flash Chimney Fremont and Ducts | 75/100 | 5.0 ★ | 19 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · June 2026
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Frequently Asked Questions — HVAC Companies in Fremont
How do I find the best hvac companies in Fremont?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked hvac companies in Fremont on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are hvac companies in Fremont licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CA 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 Fremont, CA?
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 Fremont?
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: June 10, 2026.
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