Highest Rated · National City
Top-Rated HVAC Companies in National City, CA
Every business ranked by real customer ratings. The pros at the top earned it — through consistent service, not advertising spend.
As of July 2026, RatingsNearMe ranks 12 hvac companies in National City, CA by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is Hi-Tech Air Conditioning, Inc with a 4.9-star rating from 207 Google reviews and an RNM Score of 97/100. Also in the top tier: Big City Air Conditioning, Heating, and Appliance Repair and THA Heating Air & Plumbing Inc.. The average rating across all listed hvac companies in National City is 4.8 stars from 47 reviews per business on average.
HVAC service in National City: $75–$150/hr for repairs; full system replacement $4,000–$12,000 depending on size and efficiency.
Rankings updated July 4, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Local Market Snapshot
12
Businesses listed
4.8★
Avg rating
47
Avg reviews
Jul 4, 2026
Last updated
Top Rated HVAC Companies
Trusted by hundreds, with a stellar 4.9-star rating from local customers.
11647 Riverside Dr UNIT 135, Lakeside, CA 92040, USATrusted by National City residents with a solid 4.4-star rating from over 140 reviews.
3113 Market St # A, San Diego, CA 92102, USATop-rated National City HVAC company with 4.5 stars from over 100 reviews.
3240 F St, San Diego, CA 92102, USAHVAC Companies Rankings in National City, CA
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Hi-Tech Air Conditioning, Inc11647 Riverside Dr UNIT 135, Lakeside, CA 92040, USA | 4.9★ | 207 |
| #2 | Big City Air Conditioning, Heating, and Appliance Repair3113 Market St # A, San Diego, CA 92102, USA | 4.4★ | 145 |
| #3 | THA Heating Air & Plumbing Inc.3240 F St, San Diego, CA 92102, USA | 4.5★ | 104 |
| #4 | Master AC & Heating1615 E Plaza Blvd #215, National City, CA 91950, USA | 5.0★ | 18 |
| #5 | United Refrigeration Inc8752, 2626 Southport Way G, National City, CA 91950, USA | 5.0★ | 20 |
| #6 | AC Air Conditioning & Heating Contractor333 National City Blvd, National City, CA 91950, USA | 5.0★ | 13 |
| #7 | Heating & Cooling Aid830 Edgerton Way, National City, CA 91950, USA | 5.0★ | 33 |
| #8 | NEW ERA HVAC3737 Florence St, San Diego, CA 92113, USA | 5.0★ | 1 |
| #9 | Blu HVAC & Airduct Cleaning National City2029 Palm Ave, National City, CA 91950, USA | 5.0★ | 4 |
| #10 | State HVAC & Airduct Cleaning Spring Valley8820 Troy St, Spring Valley, CA 91977, USA | 4.0★ | 4 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated July 2026
All HVAC Companies in National City
Trusted locally with a perfect 5.0-star rating from 18 reviews.
1615 E Plaza Blvd #215, National City, CA 91950, USA
Exceptional 5.0-star rating from over 20 Google reviews in National City.
8752, 2626 Southport Way G, National City, CA 91950, USA
Exceptional 5.0-star rating from 13 local reviews in National City.
333 National City Blvd, National City, CA 91950, USA
Trusted by dozens of locals with a perfect 5.0-star rating.
830 Edgerton Way, National City, CA 91950, USA
Exceptional 5.0-star rating from a handful of Google reviews.
3737 Florence St, San Diego, CA 92113, USA
Trusted locally with a perfect 5.0-star rating from recent Google reviews.
2029 Palm Ave, National City, CA 91950, USA
Reliable HVAC service with a solid 4.0-star rating from a handful of reviews.
8820 Troy St, Spring Valley, CA 91977, USA
Known for solid 4.4-star service from 7 Google reviews in National City.
402 W 35th St g, National City, CA 91950, USA
Exceptional 5.0-star rating based on four Google reviews in National City.
817 Sixth Ave, San Diego, CA 92101, USA
Get Free Quotes
We'll connect you with the top hvac companies in National City, CA.
HVAC Companies in National City, CA — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | Hi-Tech Air Conditioning, Inc | 97/100 | 4.9 ★ | 207 |
| 2 | Big City Air Conditioning, Heating, and Appliance Repair | 87/100 | 4.4 ★ | 145 |
| 3 | THA Heating Air & Plumbing Inc. | 87/100 | 4.5 ★ | 104 |
| 4 | Master AC & Heating | 78/100 | 5.0 ★ | 18 |
| 5 | United Refrigeration Inc | 87/100 | 5.0 ★ | 20 |
| 6 | AC Air Conditioning & Heating Contractor | 73/100 | 5.0 ★ | 13 |
| 7 | Heating & Cooling Aid | 81/100 | 5.0 ★ | 33 |
| 8 | NEW ERA HVAC | 62/100 | 5.0 ★ | 1 |
| 9 | Blu HVAC & Airduct Cleaning National City | 67/100 | 5.0 ★ | 4 |
| 10 | State HVAC & Airduct Cleaning Spring Valley | 50/100 | 4.0 ★ | 4 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · July 2026
Get your business on AI — ChatGPT, Perplexity & Google AI
AI assistants increasingly recommend local hvac companies straight from RatingsNearMe. Claim your spot in National City to get featured in AI answers, comparison tables, and “best near me” results — where customers are actually searching now.
Frequently Asked Questions — HVAC Companies in National City
How do I find the best hvac companies in National City?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked hvac companies in National City on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are hvac companies in National City 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 National City, 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 National City?
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.
HVAC Companies in Nearby Cities
Compare top-rated hvac companies in cities near you.
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: July 4, 2026.
More Home Services in National City
Related Searches
More ways to find hvac companies in National City
HVAC Companies in nearby cities